== [[131]]$b: Горизонтальна основа системи координат ==
|-
Примітка: Починаючи з коду „'''taa'''“ також містить неспецифіковані осі горизонтальної системи координат
|-
{| class="wikitable"
|-
| aaa = || Abidjan, Ivory Coast
|-
| aab = || Abra Pampa, Argentina
|-
| aac = || Abrolhos Lighthouse, Brazil
|-
| aad = || Abut Head (Okarito Meridional Circuit) South Island, New Zealand
|-
| aae = || Accra, Leigon Pillar (GCS No. 121), Ghana
|-
| aaf = || Aden Observatory
|-
| aag = || Aden Datum
|-
| aah = || Adelaide Observatory, South Australia
|-
| aai = || Adjusted between Hong Kong and Nanking Astronomic Points
|-
| aaj = || Adindan (30th Meridian) Datum, Sudan
|-
| aak = || Adjusted between Red Bridge Datum and Nanking Datum
|-
| aal = || Aee Pier, Phoenix Islands
|-
| aam = || Aerodist Datum<br /> Afgooye use cmo
|-
| aan = || African Datum
|-
| aao = || Agourai Base North End, Morocco
|-
| aap = || Agri (Danish GI 1934), Denmark
|-
| aaq = || Agrihan Astronomic Station (1920), Agrihan Island, Marianas Islands
|-
| aar = || Ahaura (Grey Meridional Circuit), South Island, New Zealand
|-
| aas = || Ain el Abd, Kuwait
|-
| aat = || Akmolinsk Mosque, USSR
|-
| aba = || Akra Milon (Cum-Burnu), Leros
|-
| abb = || Akureuri, Iceland
|-
| abc = || Alamagan Astromic Station (1920), Alamagan Island, Mariana Islands
|-
| abd = || Albasin, USSR
|-
| abe = || Al Bushairyah, Qatar
|-
| abf = || Al Da Asa, Arabia
|-
| abg = || Aleksandrovsk, USSR
|-
| abh = || Alma Ata, USSR
|-
| abi = || American Samoa Datum 1962, Samoa Islands
|-
| abj = || Amersfoort 1885, Netherlands
|-
| abk = || Anatahan Astronomic Station (1920), Anatahan Island, Marcus Islands
|-
| abl = || Anatahan E, 29th Engr 1964, Anatahan Island, Mariana Islands
|-
| abm = || Angola Datum, Angola
|-
| abn = || Ankara, Turkey
|-
| abo = || An-lu Astro, China
|-
| abp = || A Patutahi, New Zealand
|-
| abq = || Aon Island Triangulation Station, Utirik Atoll, Marshall Islands
|-
| abr = || Apia Observatory Tranist House, Opolu Island, Samoa Island
|-
| abs = || Apollo 15 Datum, Moon
|-
| abt = || Approximate European Datum, Afghanistan
|-
| aca = || Approximate European Datum, Cyprus
|-
| acb = || Approximate European Datum, Egypt
|-
| acc = || Approximate European Datum, Iran
|-
| acd = || Approximate European Datum, Iraq
|-
| ace = || Approximate European Datum, Israel
|-
| acf = || Approximate European Datum, Jordan
|-
| acg = || Approximate European Datum, Libya
|-
| aci = || Approximate European Datum, Syria
|-
| acj = || Approximate European Datum, Turkey
|-
| ack = || Approximate Hong Kong Datum
|-
| acl = || Approximate Indian 1960 Datum
|-
| acm = || Approximate Indian Datum, Afghanistan
|-
| acn = || Approximate Indian Datum, Burma
|-
| aco = || Approximate Indian Datum, Cambodia, Laos, North Vietnam, South Vietnam
|-
| acp = || Approximate Indian Datum, India
|-
| acq = || Approximate Indian Datum, Thailand
|-
| acr = || Approximate Kweiyang, China
|-
| acs = || Approximate Luzon Datum, Philippines
|-
| act = || Approximate Nanking Datum
|-
| ada = || Approximate Nanking 1960 Datum
|-
| adb = || Aproximate North American Datum 1927, Greater Antilles
|-
| adc = || Approximate Old Hawaiian Datum, Hawaiian Islands
|-
| add = || Approximate Red Bridge Datum
|-
| ade = || Approximate Tokyo Datum
|-
| adf = || Arahodoka-Byo Astro
|-
| adg = || Arc (of the 30th Meridian) 1935 Datum, Africa
|-
| adh = || Arc (of the 30th Meridian) 1950 Datum, Africa
|-
| adi = || Arc (of the 30th Meridian) 1960 Datum, Africa
|-
| adj = || Arc (of the 30th Meridian) (unspecified) Datum, Africa
|-
| adk = || Archway Rock, Gough Island
|-
| adl = || Arequipa Astro, Bolivia
|-
| adm = || Arkhangel'sk, USSR
|-
| adn = || Arumenii Island Triangulation Station, Bikor Atoll, Marshall Islands
|-
| ado = || Arutunga (Anchorage) Observation Spot, Aitutaki Island, Cook Islands
|-
| adp = || A.S. 120 Tokong Hill, Balik Papan, Kalimantan, Indonesia
|-
| adq = || Ascension Astro 1955
|-
| adr = || Ascension Island 1958
|-
| ads = || Ashkhabad, USSR
|-
| adt = || Asor Astro 1966, Caroline Islands
|-
| aea = || Astro Observation Point East Island Maug, Mariana Islands
|-
| aeb = || Astro Observation Point Pagan, Mariana Islands
|-
| aec = || Astro Observation Point Rota, Mariana Islands
|-
| aed = || Astro Observation Point Uracus, Mariana Islands
|-
| aee = || Astro Pier, Swains Island, Samoa Islands
|-
| aef = || Astro - 1958, Montserrat, Lesser Antilles
|-
| aeg = || Astro 502, USSR
|-
| aeh = || Astro 809, USSR
|-
| aei = || Astronomic Point (1951) Yap, Caroline Islands
|-
| aej = || Astronomic Station (1951), Elato Atoll, Caroline Islands
|-
| aek = || Astronomic Station (1952) Marcus Island
|-
| ael = || Astronomic Station ''A' (1951), Jemo Island, Marshall Islands
|-
| aem = || Astronomic Station Bab South (1947), Babelthaup Is., Caroline Islands
|-
| aen = || Astronomic Station Beacon E (1945). Iwo-Jima, Bonin Islands
|-
| aeo = || Astronomic Station B1 (1920), Gaferut Island, Caroline Islands
|-
| aep = || Astronomic Station B4 (1920), Sorol Atoll, Caroline Islands
|-
| aeq = || Astronomic Station Hong (1947), Admiralty Islands
|-
| aer = || Astronomic Station Mirami-Oaguri-Shima, Daito Islands, Ryukyu Islands
|-
| aes = || Astronomic Station Nishino-Shima, Bonin Islands
|-
| aet = || Astronomic Station No. B (1921), Ifalik Atoll, Caroline Islands
|-
| afa = || Astronomic Station No. B1 (1921), Pulap Atoll, Caroline Islands
|-
| afb = || Astronomic Station No. 1 (1951), Nomoi Islands, Caroline Islands
|-
| afc = || Astronomic Station No. 1 (1951), Pingelap Island, Caroline Islands
|-
| afd = || Astronomic Station No. 1 (1951), Puluwat Atoll, Caroline Islands
|-
| afe = || Astronomic Station No. 1 (1951), Woleai Atoll, Caroline Islands
|-
| aff = || Astronomic Station No. 1-A (1951), Namorik Atoll, Marshall Islands
|-
| afg = || Astronomic Station No. 2 (1951), Majuro Atoll, Marshall Islands
|-
| afh = || Astronomic Station No. 2 (1951), Truk Island, Caroline Islands
|-
| afi = || Astronomic Station No. 2 (1952), Wake Island
|-
| afj = || Astronomic Station No. 4 (1951), Mukuoro Atoll, Caroline Islands
|-
| afk = || Astronomic Station No. 8 (1951), Ngatik Atoll, Caroline Islands
|-
| afl = || Astronomic Station No. 19 (1951), Nomwin Atoll, Caroline Islands
|-
| afm = || Astronomic Station No. 32 (1951), Ulithi Atoll, Marshall Islands
|-
| afn = || Astronomic Station No. 42 (1952), Kwajalein Atoll, Marshall Islands
|-
| afo = || Astronomic Station No. 61-A (1951), Jauluit Atoll, Marshall Islands
|-
| afp = || Astronomic Station No. 5, Chichi-Jima, Bonin Islands
|-
| afq = || Astronomic Station Ponape (1951), Ponape Island, Senyavin Islands, Caroline Islands
|-
| afr = || Astronomical Fixation W.A. 21, Western Australia
|-
| afs = || Astronomical Station, Dunpu, New Guinea
|-
| aft = || Astronomical Station, Salankana, New Guinea
|-
| aga = || Astronomical Station, Wau, New Guinea
|-
| agb = || Astro-Secor 1966, Tarawa and Gilbert Islands
|-
| agc = || Asunción Astronomic Station (1920), Mariana Islands
|-
| agd = || Atafu Astro, Atafu Island, Tokelau Islands
|-
| age = || Athens Datum, Greece
|-
| agf = || Athens National Observatory, Greece
|-
| agg = || Athi, Kenya
|-
| agh = || Austral Pillar W.A., Western Australia
|-
| agi = || Australian Army Observation Point L.A. 22, Lacrosse Island, Western Australia
|-
| agj = || Australian Army Observation Point W.A. 3, Cockatoo Island, Western Australia
|-
| agk = || Australian Datum, Australia
|-
| agl = || Australian Geodetic, Australia
|-
''Australian National Datum, Australia'' див. Australian Datum (agk)
|-
| agm = || Australian Provisional Datum, Australia
|-
| agn = || Ayabacas Base, Peru
|-
| ago = || Azabu Observatory, Tokyo (Bonin Islands and Ryukyu Islands)
|-
| agp = || B of base-Luiz Correia, Brazil
|-
| agq = || Baa-Ratti, Lesser Sunda Islands, Indonesia
|-
| agr = || Bahia Honda, Venezuela
|-
| ags = || Baie du Morbihan Base North End, Kerguelen
|-
| agt = || Baker Island Astro Pier, Baker Island, Oceania
|-
| aha = || Baku-Aleksandra-Nevskiy Cathedral, USSR
|-
| ahb = || Baku 1927 System, USSR
|-
| ahc = || Balanachan, Philippines
|-
| ahd = || Balikesir, Turkey
|-
| ahe = || Baliza Chiriguano, Graham Land, Antarctica
|-
| ahf = || Baltra Island Astro, Galapagos Island, Ecuador
|-
| ahg = || Banjer Masin Astro, Borneo
|-
| ahh = || Banika Island Observation Spot, Russel Island, Solomon Islands
|-
| ahi = || Bara Bay, Buru, Moluccas, Indonesia
|-
| ahj = || Barcelona, Venezuela
|-
| ahk = || Barreira do Monta, Brazil
|-
| ahl = || Base Este (Fort de Coimbra), Brazil
|-
| ahm = || Batavia, Java, Indonesia
|-
| ahn = || Bathurst Base East End, Gambia
|-
| aho = || Beacon A, Espiritu Santo Island, New Hebrides
|-
| ahp = || Beacon, Christmas Island, Line Islands
|-
| ahq = || Bekaa Badse South End, Lebanon
|-
| ahr = || Belgian 1950 System (Lommel Signal), Belgium
|-
| ahs = || Belgrano (old), Argentina
|-
| aht = || Belgrano 1928, Argentina
|-
| aia = || Bengasi Lighthouse, Libya
|-
| aib = || Beni Meyimel, Morocco
|-
| aic = || Barracks, Libya
|-
| aid = || Bermuda Datum 1943, Bermuda Islands
|-
| aie = || Bermuda Datum 1957, Bermuda Islands
|-
| aif = || Bermuda Datum 1959, Bermuda Islands
|-
| aig = || Bermuda Datum 1964, Bermuda Islands
|-
| aih = || Bern (1898), Switzerland
|-
| aii = || Biak Base West End, Biak Island, Schouten Islands
|-
| aij = || Biao, Fernando Po Island, Spanish Guinea
|-
| aik = || Bikati (Pikhat) Island Astro, Gilbert Island
|-
| ail = || Bikini, Marshall Islands
|-
| aim = || Binaro Astro, 1949
|-
| ain = || Birnie Island, Phoenix Island
|-
| aio = || Bissau Base Northwest End Pillar, Guinea-Bissau
|-
| aip = || Bjornova
|-
| aiq = || Blumut, Johore, Malaysia
|-
| air = || Boa Entrada, 1955
|-
| ais = || Boca Grande Astro, Venezuela
|-
| ait = || Boghra, Afghanistan
|-
| aja = || Bogotá Observatorio, Colombia
|-
| ajb = || Bogoslovskiy, USSR
|-
| ajc = || Bogovskaya, USSR
|-
| ajd = || Bokku Island Triangulation Station, Wotje Atoll, Marshall Islands
|-
| aje = || Bolkhov, USSR
|-
| ajf = || Bon Said Lighthouse, Tunisia
|-
| ajg = || Bonto Island Triangulation Station, Marshall Islands
|-
| ajh = || Borowa Gora, Poland
|-
| aji = || Borugu-Byo Astro, China
|-
| ajj = || Bosun Astro 1941, Midway Islands
|-
| ajk = || Botanical Hill, South Island, New Zealand
|-
| ajl = || Bowen Observation Spot, Queensland, Australia
|-
| ajm = || Brazzaville, Congo (Brazzaville)
|-
| ajn = || BS 67, Malaysia
|-
| ajo = || Bucharest, Rumania
|-
| ajp = || Buffelsfontein, South Africa
|-
| ajq = || Bukit Asa Datum, Selangor, Malaysia
|-
| ajr = || Bukit Panau, Kelantan, Malaysia
|-
| ajs = || Bukit Rimpan, Banka Island, Indonesia
|-
| ajt = || Bulgarian, Bulgaria
|-
| aka = || Buller, South Island, New Zealand
|-
| akb = || Busoga, Uganda
|-
| akc = || Busowa, Uganda
|-
| akd = || Bushehr, Iran
|-
| ake = || Byrd Station, Antarctica
|-
| akf = || Cabo Bojador Lighthouse, Spanish Sahara
|-
| akg = || Cagayan Sulu, Cagayan Sulu Island, Philippines
|-
| akh = || Cairns, Queensland, Australia
|-
| aki = || Camacupa Base SW End (Campo de Aviacao), Angola
|-
| akj = || Camorta, Nicobar Islands
|-
| akk = || Camp Area Astro
|-
| akl = || Campo de Mayo Base, Argentina
|-
| akm = || Campo Inchauspe, Argentina
|-
| akn = || Campos Rodrigues, Mozambique
|-
| ako = || Cam Lang, Vietnam
|-
| akp = || Candlemas Island Astro, Antarctica
|-
| akq = || Canton Island Astro 1966
|-
| akr = || Cap Esteiras Astro
|-
| aks = || Cape Canaveral Datum, USA
|-
| akt = || Cape Hotham Lighthouse, Northern Territory, Australia
|-
| ala = || Cape St Jacques, Vietnam
|-
| alb = || Cape Town Observatory, South Africa
|-
| alc = || Cape, South Africa
|-
| ald = || Caracas (Observatorio Cajigal) 1911, Venezuela
|-
| ale = || Caracas (Observatorio Cajigal) 1937, Venezuela
|-
| alf = || Cardenas, Cuba
|-
| alg = || Carthage, Tunisia
|-
| alh = || Castanea delle Furie, Sicily
|-
| ali = || Castelli Base SE End, Argentina
|-
| alj = || Castelo di São Jorge, Lisbon, Portugal
|-
| alk = || Castiletes, Venezuela
|-
| all = || Cay, Panaeati Island, Deboyne Islands, Louisiade Archipelago
|-
| alm = || Central Origin, Australia
|-
| aln = || Centro de Base (Mato Grosso), Brazil
|-
| alo = || Cerro de Montevideo, Uruguay
|-
| alp = || Cerro Puntiagudo, Argentina
|-
| alq = || Ceylon
|-
| alr = || Chagos (Sao 69)
|-
| als = || Ch'ang'chun, Manchuria
|-
| alt = || Che'eng-te, Manchuria
|-
| ama = || Chi-kou-yang, China
|-
| amb = || Ch'in Hsien Astro, China
|-
| amc = || Ch'ung-Yang Astro, China
|-
| amd = || Chang-chia-kou, China
|-
| ame = || Chatham Island Astronomical Section, Chatham Island, New Zealand
|-
| amf = || Chatham Island Observatory, Port Blair, Andaman Islands
|-
| amg = || Chen-tu Astro, China
|-
| amh = || Chernyy Verkh, Bulgaria
|-
| ami = || Chiao-shan, China
|-
| amj = || Chichi Jima, Bonin Islands
|-
| amk = || Chich-ch'eng Astro, China
|-
| aml = || Chin-men'tao Astro, China
|-
| amm = || Chiu-chiang Astro, China
|-
| amn = || China Land Survey School, China
|-
| amo = || Ching-chou Astro, China
|-
| amp = || Ching-lo Astro, China
|-
| amq = || Ching-men Astro (West Base), China
|-
| amr = || Cho-lu Astro, China
|-
| ams = || Chos Malal, Argentina
|-
| amt = || Christmas Island Astro
|-
| ana = || Chua Astro
|-
| anb = || Chung-kung-ch'i Astro, China
|-
| anc = || Chufut-Kale, USSR
|-
| and = || Church (Luganville), Espiritu Santo Island, New Hebrides
|-
| ane = || Chyahatsuro Astro, China
|-
| anf = || Circuit, Rhodesia
|-
| ang = || Clipperton Island Astro 1957, Clipperton Island
|-
| anh = || Clipperton Island Light 1935, Clipperton Island
|-
| ani = || Colline Verte Lighthouse (Kwangshowan), China
|-
| anj = || Conakry Pyramid of the Service Géographique, Guinea
|-
| ank = || Congo Yella Base, Zaire
|-
| anl = || Congreso Plaza Constitucion, Asunción, Paraguay
|-
| anm = || Constanta, Rumania
|-
| ann = || Cookes Pillar, Broome, Western Australia
|-
| ano = || Copenhagen (Nicolai), Denmark
|-
| anp = || Córdoba, Argentina
|-
| anq = || Corrego Alegre, Brazil
|-
| anr = || Cotonou Astro
|-
| ans = || Cruz Astro, Guadalcanal, Solomon Islands
|-
| ant = || Dacin-byo Astro, China
|-
| aoa = || Daito Shima Astro, Ryukyu Islands
|-
| aob = || Dakar, Senegal
|-
| aoc = || Danish Geodetic Institute 1934 System (AGRI), Denmark
|-
| aod = || Darwin Observation Pillar, Northern Territory, Australia
|-
| aoe = || Datum da Ilha das Flores, Flores and Corvo, Azores
|-
| aof = || Datum de Ilha Gracioso-Base SW, Terceira, São Jorge, Pico, Faial, and Graciosa, Azores
|-
| aog = || Datum du Ilha de São Miguel-S, Bras, São Miguel and Santa Maria Islands, Azores
|-
| aoh = || Datum Nacional (San José), Chile
|-
''Datum Provisional la Canoa'' див. Provisional South American 1956 Datum (cat)
|-
| aoi = || Davao, Mindinao, Philippines
|-
| aoj = || DC S-3 Astro-1913, St Lucia, Lesser Antilles
|-
| aok = || Dedele Point Observation Spot, Papua
|-
| aol = || Dergachi, USSR
|-
| aom = || Derna Lighthouse, Libya
|-
| aon = || Desaiz, Martinique, Lesser Antilles
|-
| aoo = || Dili, Timor, Indonesia
|-
| aop = || Direction Island Observation Spot, Coco or Keeling Islands
|-
| aoq = || Djakarta New, Indonesia
|-
''Djebel Beni Mdjimet'' див. Beni Meyimel (aib)
|-
| aor = || Dodo Island Observation Spot, Arno Atoll, Marshall Islands|-| aos || Dominica Astro M-12, Dominica, Lesser Antilles|-| aot || Dorpat II, Estonia|-| apa || DOS Astro Guxi (Guadalcanal), Solomon Islands|-| apb || DOS Astro SLX2, Sierra Leone|-| apc || DOS 415, Gambia|-| apd || Douala Airfield Flagstaff, Cameroon|-| ape || Dunnose, Great Britain|-| apf || East Base, Loyalty Islands|-| apg || East Mediterranean Chain, Tunisia|-| aph || Easter Island 1967|-| api || Eastern Rock, Poeloe Bam, West Irian|-| apj || Egypt-1930, Egypt (United Arab Republic)|-| apk || El Aaiun, Spanish Sahara|-| apl || El Bolson SB, Argentina|-| apm || Elbow Cay Light, Bahamas|-| apn || Emery Point Lighthouse, Northern Territory, Australia|-| apo || Enderbury Island, Phoenix Islands|-| app || Enibrik Island Observation Spot, Ailinginae Atoll, Marshall Islands|-| apq || Eniibukku Island Observation Spot, Mogiri, Marshall Islands|-| apr || Eniirikku Island Observation Spot, Mogiri, Marshall Islands|-| aps || Eniwetok Astro Pier, Marshall Islands|-| apt || Eniwetok-Wake 1960 Datum, Marshall Islands
|-
aos = Dominica Astro M-12| aqa || Enuebing Triangulation Station, DominicaAilinglapalap Atoll, Lesser AntillesMarshall Islands
|-
aot = Dorpat II| aqb || Enyvertok Island Observation Spot, EstoniaRongerik Atoll, Marshall Islands
|-
apa = DOS Astro Guxi (Guadalcanal)| aqc || Erappu Channel Triangulation Station, Solomon Ailuk Atoll, Marshall Islands
|-
apb = DOS Astro SLX2| aqd || Erdöhegy, Sierra LeoneHungary
|-
apc = DOS 415| aqe || Erh-lien Dabusu Astro, GambiaChina
|-
apd = Douala Airfield Flagstaff| aqf || Estanques, CameroonVenezuela
|-
ape = Dunnose| aqg || ETC Longitude Pillar, Great BritainMalta Islands
|-
apf = East Base, Loyalty Islands| aqh || European Datum
|-
apg = East Mediterranean Chain| aqi || Extremo B2 Base Forteleza, TunisiaBrazil
|-
aph = Easter Island 1967| aqj || Extremo SE da Base (Minas Gerica), Brazil
|-
api = Eastern Rock| aqk || Extremo Sul da Base (Piaui), Poeloe Bam, West IrianBrazil
|-
apj = Egypt-1930| aql || Faaire Island Astro Station, Egypt (United Arab Republic)Tuamoto Archipelago
|-
apk = El Aaiun| aqm || Fais Astro, Spanish SaharaFais Island, Caroline Islands
|-
apl = El Bolson SB| aqn || Fakfak, ArgentinaWest Irian
|-
apm = Elbow Cay Light| aqo || Famagusta, BahamasCyprus
|-
apn = Emery Point Lighthouse| aqp || Fao, Northern Territory, AustraliaIraq
|-
apo = Enderbury Island| aqq || Farallon de Medinilla Astro Station (1921), Phoenix Mariana Islands
|-
app = Enibrik Island Observation Spot| aqr || Farallon de Pajaros Astro Station (1920), Ailinginae Atoll, Marshall Mariana Islands
|-
apq = Eniibukku Island Observation Spot| aqs || Fernando de Noronha Astro, Mogiri, Marshall IslandsBrazil
|-
apr = Eniirikku Island Observation Spot| aqt || Fiji, Mogiri, Marshall Islands1956
|-
aps = Eniwetok Astro Pier| ara || Final Sydney Datum 1941, Marshall IslandsNew South Wales, Australia
|-
apt = Eniwetok-Wake 1960 Datum| arb || Final 1958, Marshall IslandsIran
|-
aqa = Enuebing Triangulation Station| arc || Firestone Astro, Ailinglapalap Atoll, Marshall IslandsLiberia
|-
aqb = Enyvertok Island Observation Spot, Rongerik Atoll, Marshall Islands| ard || First Astro 1942
|-
aqc = Erappu Channel Triangulation | are || Flagstaff Government Station, Ailuk Abaiang Atoll, Marshall Gilbert Islands
|-
aqd = Erdöhegy| arf || Flamingo Cay Light, HungaryBahamas
|-
aqe = Erh-lien Dabusu | arg || Flores Astro, China1939
|-
aqf = Estanques| arh || Forteleza Astro, VenezuelaBrazil
|-
aqg = ETC Longitude Pillar| ari || Fort Ambon, Malta IslandsMoluccas, Indonesia
|-
aqh = European Datum| arj || Fort Charles Flagstaff, Greater Antilles
|-
aqi = Extremo B2 Base Forteleza| ark || Fort Cornwallis Flagstaff, BrazilPenang, Malaysia (West)
|-
aqj = Extremo SE da Base (Minas Gerica)| arl || Fort George Observation Spot, BrazilCayman Islands
|-
aqk = Extremo Sul da Base (Piaui)| arm || Fort St Louis Flagstaff, BrazilMartinique, Lesser Antilles
|-
aql = Faaire Island Astro Station| arn || Fort Thomas 1955, Tuamoto ArchipelagoSt Kitts-Nevis, Lesser Antilles
|-
aqm = Fais Astro, Fais Island, Caroline Islands| aro || French Hydrographic
|-
aqn = Fakfak| arp || French Mission Astro, West IrianEcuador
|-
aqo = Famagusta| arq || Front Range, CyprusNew Caledonia
|-
aqp = Fao| arr || Fuglenes, IraqNorway
|-
aqq = Farallon de Medinilla Astro Station (1921), Mariana Islands| ars || Gabon 1951
|-
aqr = Farallon de Pajaros | art || Gaferut Astro Station (1920), Mariana Caroline Islands
|-
aqs = Fernando de Noronha | asa || Gahai-Byo Astro, BrazilChina =
|-
aqt = Fiji| asb || Gambia Datum, 1956Gambia
|-
ara = Final Sydney Datum 1941, New South Wales, Australia| asc || Gan 1970
|-
arb = Final 1958| asd || Gandajika Base, IranZaire
|-
arc = Firestone Astro| ase || Gardner Island, LiberiaPhoenix Islands
|-
ard = First Astro 1942| asf || Gavan Sibir, USSR
|-
are = Flagstaff Government Station| asg || Gawler Downs, Abaiang AtollSouth Island, Gilbert IslandsNew Zealand
|-
arf = Flamingo Cay Light| ash || Gellerthegy, BahamasHungary
|-
arg = Flores Astro 1939| asi || Genoa 1908, Italy
|-
arh = Forteleza Astro| asj || Genuk, BrazilJava, Indonesia
|-
ari = Fort Ambon| ask || Geodetic Datum 1949, Moluccas, IndonesiaNew Zealand
|-
arj = Fort Charles Flagstaff| asl || Ghana Datum, Greater AntillesGhana
|-
ark = Fort Cornwallis Flagstaff| asm || Gladstone Observation Spot, PenangQueensland, Malaysia (West)Australia
|-
arl = Fort George Observation Spot| asn || Goenoeng Dempo, Cayman IslandsSumatra, Indonesia
|-
arm = Fort St Louis Flagstaff| aso || Golf Links, MartiniqueSarawak, Lesser AntillesMalaysia
|-
arn = Fort Thomas 1955| asp || Gora A Krasnovodsk Gur Yev, St Kitts-Nevis, Lesser AntillesUSSR
|-
aro = French Hydrographic| asq || Gorda Point Lighthouse, Nicaragua
|-
arp = French Mission | asr || Gould Astro, EcuadorAntarctica
|-
arq = Front Range| ass || Goulter S Hill, South Island, New CaledoniaZealand
|-
arr = Fuglenes| ast || Government General, NorwayDakar, Senegal
|-
ars = Gabon 1951| ata || Government Offices Flagstaff, Singapore
|-
art = Gaferut Astro| atb || Graciosa Base SW End, Caroline IslandsTerceira, Azores
|-
asa = Gahai-Byo Astro| atc || Grasberg, China =New Guinea
|-
asb = Gambia Datum| atd || Great Inagua Island Light, GambiaBahamas
|-
asc = Gan 1970| ate || Great Isaacs Light, Bahamas
|-
asd = Gandajika Base| atf || Great Ragged Island Light, ZaireBahamas
|-
ase = Gardner Island| atg || Great Stirrup Cay Astro, Phoenix IslandsBahamas
|-
asf = Gavan Sibir| ath || Greek Datum, USSRGreece
|-
asg = Gawler Downs| ati || Greenwich Observatory, South Island, New ZealandGreat Britain and Ireland
|-
ash = Gellerthegy, Hungary| atj || Gromen 1951
|-
asi = Genoa 1908| atk || Grönfjörden, ItalySvalbard
|-
asj = Genuk| atl || Gronne Island, Java, IndonesiaGreenland
|-
ask = Geodetic Datum 1949| atm || Grupo Escolar, New ZealandBrazil
|-
asl = Ghana | atn || G Segara Datum, GhanaKalimantan, Indonesia
|-
asm = Gladstone Observation Spot, Queensland, Australia| ato || G Serindung 1962
|-
asn = Goenoeng Dempo, Sumatra, Indonesia| atp || Guam 1913
|-
aso = Golf Links, Sarawak, Malaysia| atq || Guam 1963
|-
asp = Gora A Krasnovodsk Gur Yev, USSR| atr || Guadalupe Astro 1946
|-
asq = Gorda Point Lighthouse| ats || Guardia Vecchia, NicaraguaSardinia, Italy
|-
asr = Gould Astro| att || Guasopa, AntarcticaWoodlark (Murua) Island, Trobriand Islands
|-
ass = Goulter S Hill| baa || Guayaquil Astro, South Island, New ZealandEcuador
|-
ast = Government General| bab || Guguan Astro Station (1920), Dakar, SenegalMariana Islands
|-
ata = Government Offices Flagstaff| bac || Guhong Gajah Trom, SingaporeTrengganu, Malaysia (West)
|-
atb = Graciosa Base SW End| bad || Gunong Hijau Larut, TerceiraPerak, AzoresMalaysia (West)
|-
atc = Grasberg| bae || Gun Cay Light, New GuineaBahamas
|-
atd = Great Inagua Island Light| baf || Gun Hill, BahamasNegri Sembilan, Malaysia (West)
|-
ate = Great Isaacs Light| bag || Ha-erh-pin, BahamasManchuria
|-
atf = Great Ragged Island Light| bah || Habay-La-Neuve Base North End, BahamasLuxembourg
|-
atg = Great Stirrup Cay Astro| bai || Hai-la-erh, BahamasManchuria
|-
ath = Greek Datum| baj || Hainan Island, GreeceChina
|-
ati = Greenwich Observatory| bak || Hairingassho-Byo Astro, Great Britain and IrelandChina
|-
atj = Gromen 1951| bal || Hallett Astro, Antarctica
|-
atk = Grönfjörden| bam || Hammond Rock Light, SvalbardNew Guinea
|-
atl = Gronne Island| ban || Hao'hsien Astro, GreenlandChina
|-
atm = Grupo Escolar| bao || Hanoi Belvedere (Mirador), BrazilVietnam
|-
atn = G Segara Datum| bap || Harbin, Kalimantan, IndonesiaManchuria
|-
ato = G Serindung 1962| baq || Harvey Cay Light, Bahamas
|-
atp = Guam 1913| bar || Hassetche Base South End, Syria
|-
atq = Guam 1963| bas || Hawaiian Hiran (WGS 1966)
|-
atr = Guadalupe Astro 1946| bat || Helsinki, Kallio Church, Finland
|-
ats = Guardia Vecchia| bba || Herat North, Sardinia, ItalyAfghanistan
|-
att = Guasopa| bbb || Hermannskogel, Woodlark (Murua) Island, Trobriand IslandsAustria
|-
baa = Guayaquil | bbc || Hito XVIII Astro, EcuadorChile
|-
bab = Guguan Astro Station (1920)| bbd || Hjörsey 1955, Mariana IslandsIceland
|-
bac = Guhong Gajah Trom| bbe || Ho-ching Astro, Trengganu, Malaysia (West)China
|-
bad = Gunong Hijau Larut| bbf || Hog Island Light, Perak, Malaysia (West)Bahamas
|-
bae = Gun Cay | bbg || Hogsty Reef Light, Bahamas
|-
baf = Gun Hill| bbh || Hokkaido Central, Negri Sembilan, Malaysia (West)Japan
|-
bag = Ha| bbi || Hole-erhin-pinthe-Wall Light, ManchuriaBahamas
|-
bah = Habay| bbj || Hong Kong-La-Neuve Base North End, LuxembourgNanking Astro Datum
|-
bai = Hai| bbk || Hong Kong-la-erhNew Territories Datum, ManchuriaHong Kong
|-
baj = Hainan Island, China| bbl || Hong Kong 1929 Datum
|-
bak = Hairingassho-Byo Astro, China| bbm || Hong Kong 1963
|-
bal = Hallett Astro| bbn || Hope Bay, Graham Land, Antarctica
|-
bam = Hammond Rock Light| bbo || Horinhodoka Astro, New GuineaChina
|-
ban = Hao'hsien | bbp || Hospital Astro, ChinaParaguay
|-
bao = Hanoi Belvedere (Mirador)| bbq || Hsi-an, VietnamChina
|-
bap = Harbin| bbr || Hsi-ta-shan, Manchuria
|-
baq = Harvey Cay Light| bbs || Hsin-Yang Astro, BahamasChina
|-
bar = Hassetche Base South End| bbt || Hsiu-Ying Astro, SyriaChina
|-
bas = Hawaiian Hiran (WGS 1966)| bca || Hua-Shao-Ying Astro, China
|-
bat = Helsinki| bcb || Huai-an Astro, Kallio Church, FinlandChina
|-
bba = Herat North| bcc || Huai-lai Astro, AfghanistanChina
|-
bbb = Hermannskogel| bcd || Huang River Commission (1936), AustriaChina
|-
bbc = Hito XVIII Astro| bce || Huirangi, ChileNorth Island, New Zealand
|-
bbd = Hjörsey 1955| bcf || Hull Island, IcelandPhoenix Islands
|-
bbe = Ho| bcg || Hun-ching Astrochun, ChinaManchuria
|-
bbf = Hog Island Light, Bahamas| bch || Hun-shan System
|-
bbg = Hogsty Reef Light| bci || Hupeh, BahamasArc 1, China
|-
bbh = Hokkaido Central| bcj || Hupeh, JapanArc 2, China
|-
bbi = Hole-in-the-Wall Light| bck || Hupeh, BahamasArc 3, China
|-
bbj = Hong Kong-Nanking Astro Datum| bcl || Hupeh, Arc 4, China
|-
bbk = Hong Kong-New Territories Datum| bcm || Hupeh, Hong KongArc 5, China
|-
bbl = Hong Kong 1929 Datum| bcn || Hupeh, Arc 6, China
|-
bbm = Hong Kong 1963| bco || Hupeh, Arc 7, 8 and 9A, China
|-
bbn = Hope Bay| bcp || Hupeh, Graham LandArc 10 and 11, AntarcticaChina
|-
bbo = Horinhodoka Astro| bcq || Hupeh, Arc 12 and 22, China
|-
bbp = Hospital Astro| bcr || Hupeh, ParaguayArc 13 and 15A, China
|-
bbq = Hsi-an| bcs || Hupeh, Arc 14, China
|-
bbr = Hsi-ta-shan| bct || Hupeh, ManchuriaArc 16, China
|-
bbs = Hsin-Yang Astro| bda || Hupeh, Arc 17, China
|-
bbt = Hsiu-Ying Astro| bdb || Hupeh, Arc 18, China
|-
bca = Hua-Shao-Ying Astro| bdc || Hupeh, Arc 19, China
|-
bcb = Huai-an Astro| bdd || Hupeh, Arc 19A, China
|-
bcc = Huai-lai Astro| bde || Hupeh, Arc 20 and 21, China
|-
bcd = Huang River Commission (1936)| bdf || Hupeh Local, China
|-
bce = Huirangi| bdg || Husdalen, North Hopen Island, New Zealand
|-
bcf = Hull Island| bdh || Husvik Astro, Phoenix IslandsAntarctica
|-
bcg = Hun| bdi || Hu-chuntzu-shan, ManchuriaTaiwan
|-
bch = Hun| bdk || I-shan Systemchang Astro (South Base), China
|-
bci = Hupeh, Arc 1| bdl || I-chou Astro, China
|-
bcj = Hupeh, Arc 2| bdm || I-Hsien Astro, China
|-
bck = Hupeh, Arc 3| bdn || I-shui Astro, China
|-
bcl = Hupeh| bdo || Iben Astro 1947, Arc 4, ChinaCaroline Islands
|-
bcm = Hupeh, Arc 5, China| bdp || Ikateq Astro 1945
|-
bcn = Hupeh| bdq || Îlet à Cochons Flagstaff, Arc 6Guadeloupe, ChinaLesser Antilles
|-
bco = Hupeh| bdr || Iligan, Arc 7Mindanao, 8 and 9A, ChinaPhilippines
|-
bcp = Hupeh| bds || Iloiolo, Arc 10 and 11Panay, ChinaPhilippines
|-
bcq = Hupeh|-| bdt || Iman 1914, Arc 12 and 22, ChinaUSSR
|-
bcr = Hupeh| bea || Indian Datum, Arc 13 and 15A, ChinaIndia
|-
bcs = Hupeh| beb || Indian Datum 1916, Arc 14, ChinaIndia
|-
bct = Hupeh| bec || Indian Datum 1960, Arc 16, ChinaIndia
|-
bda = Hupeh, Arc 17, China| bed || Ireland 1965
|-
bdb = Hupeh| bee || Irkutsk, Arc 18, ChinaUSSR
|-
bdc = Hupeh| bef || Ishigaki Shima Astro, Arc 19, ChinaRyukyu Islands
|-
bdd = Hupeh| beg || Ishpushta, Arc 19A, ChinaAfghanistan
|-
bde = Hupeh, Arc 20 and 21, China| beh || Isla del Coco Astro
|-
bdf = Hupeh Local, China| bei || Ists 973 Astro 1969
|-
bdg = Husdalen| bej || Isolated Hill, Hopen South Island, New Zealand
|-
bdh = Husvik Astro| bek || Itaembe-Mini, AntarcticaArgentina
|-
bdi = Hu| bel || Italian Triang 1913-tzu-shan, Taiwan1914
|-
bdk = I-chang Astro (South | bem || Itarare N Base)Itajuba, ChinaBrazil
|-
bdl = I-chou Astro| ben || Iwo Jima, ChinaBonin Islands
|-
bdm = I-Hsien Astro| beo || Jabal and Dukhan, ChinaBahrain Island
|-
bdn = I-shui Astro| bep || Jaragua, ChinaBrazil
|-
bdo = Iben Astro 1947| beq || Jazirat Yaz (RAF Petrol Tank), Caroline IslandsSir Bani Yas Island, Trucial States
|-
bdp = Ikateq Astro 1945| ber || Jesselton, North Borneo, Malaysia
|-
bdq = Îlet à Cochons | bes || Jesuit College Flagstaff, GuadeloupeBelize, Lesser British Honduras|-| bet || Jo-ch'i Astro, China|-| bfa || Johnston Island 1961 Datum, Johnston Island|-| bfb || Johnston Origin, Northern Territory Australia|-| bfc || Juing-ch'eng Astro, China|-| bfd || Jung-shui Astro, China|-| bfe || Jurinet-2, Greater Antilles|-| bff || Kaarappu Triangulation Point F-6 (1918), Ant Atoll, Caroline Islands|-| bfg || Kalianpur Datum, Pakistan/India|-| bfh || Kalianpur Hill Station (National Geodetic Origin), India/Pakistan|-| bfi || Kandalaksha-St John S Church, USSR|-| bfj || Kandawala Datum, Ceylon|-| bfk || Kandilli, Turkey|-| bfl || Kantara, Cyprus|-| bfm || Kapingamarangi Astronomic Station No.3 (1951), Kapingamarangi Atoll, Caroline Islands|-| bfn || Karamea, South Island, New Zealand|-| bfo || Karpinsk, USSR|-| bfp || Kasalinsk, USSR|-| bfq || Kashizan Datum, Taiwan|-| bfr || Katanga, Zaire|-| bfs || Kauai|-| bft || Kavieng Astro, New Ireland, Bismarck Archipelago|-| bga || KCS2, Sierra Leone|-| bgb || Kenya Colony, Uganda (Rainsford 1948) Datum|-| bgc || Kertau, Malaysia|-| bgd || Kertau 1948 revised, Malaysia|-| bge || Kertau (Everest) Datum, Malaysia|-| bgf || Kertau (Repsold System) Malaysia (West)|-| bgg || Kesztej (Marosvasarhely), Hungary|-| bgh || Khao Luang, Thailand|-| bgi || Khartoum, Sudan|-| bgj || Kieta Astro, Bougainville, Solomon Islands|-| bgk || Kili Island Observation Spot, Kili Island, Marshall Islands|-| bgl || Kloster Ivaniæ, Yugoslavia|-| bgm || Kobukutei, Pescadores|-| bgn || Koepang, Timor, Indonesia
|-
bdr = Iligan, Mindanao, Philippines
|-
bds = Iloiolo, Panay, Philippines
bdt = Iman 1914, USSR
bea = Indian Datum, India
beb = Indian Datum 1916, India
bec = Indian Datum 1960, India
bed = Ireland 1965
bee = Irkutsk, USSR
bef = Ishigaki Shima Astro, Ryukyu Islands
beg = Ishpushta, Afghanistan
beh = Isla del Coco Astro
bei = Ists 973 Astro 1969
bej = Isolated Hill, South Island, New Zealand
bek = Itaembe-Mini, Argentina
bel = Italian Triang 1913-1914
bem = Itarare N Base Itajuba, Brazil
ben = Iwo Jima, Bonin Islands
beo = Jabal and Dukhan, Bahrain Island
bep = Jaragua, Brazil
beq = Jazirat Yaz (RAF Petrol Tank), Sir Bani Yas Island, Trucial States
ber = Jesselton, North Borneo, Malaysia
bes = Jesuit College Flagstaff, Belize, British Honduras
bet = Jo-ch'i Astro, China
bfa = Johnston Island 1961 Datum, Johnston Island
bfb = Johnston Origin, Northern Territory Australia
bfc = Juing-ch'eng Astro, China
bfd = Jung-shui Astro, China
bfe = Jurinet-2, Greater Antilles
bff = Kaarappu Triangulation Point F-6 (1918), Ant Atoll, Caroline Islands
bfg = Kalianpur Datum, Pakistan/India
bfh = Kalianpur Hill Station (National Geodetic Origin), India/Pakistan
bfi = Kandalaksha-St John S Church, USSR
bfj = Kandawala Datum, Ceylon
bfk = Kandilli, Turkey
bfl = Kantara, Cyprus
bfm = Kapingamarangi Astronomic Station No.3 (1951), Kapingamarangi Atoll, Caroline Islands
bfn = Karamea, South Island, New Zealand
bfo = Karpinsk, USSR
bfp = Kasalinsk, USSR
bfq = Kashizan Datum, Taiwan
bfr = Katanga, Zaire
bfs = Kauai
bft = Kavieng Astro, New Ireland, Bismarck Archipelago
bga = KCS2, Sierra Leone
bgb = Kenya Colony, Uganda (Rainsford 1948) Datum
bgc = Kertau, Malaysia
bgd = Kertau 1948 revised, Malaysia
bge = Kertau (Everest) Datum, Malaysia
bgf = Kertau (Repsold System) Malaysia (West)
bgg = Kesztej (Marosvasarhely), Hungary
bgh = Khao Luang, Thailand
bgi = Khartoum, Sudan
bgj = Kieta Astro, Bougainville, Solomon Islands
bgk = Kili Island Observation Spot, Kili Island, Marshall Islands
bgl = Kloster Ivaniæ, Yugoslavia
bgm = Kobukutei, Pescadores
bgn = Koepang, Timor, Indonesia
|| width="50%" valign="TOP" | bgo = Koh-I-Malik Siah, Pakistan
| bgp = || Kogo, Rio Muni, Spanish Guinea|- | bgq = || Koiaris Astro 1947, Bougainville, Solomon Islands|- | bgr = || Koiterangi, South Island, New Zealand|- | bgs = || Korla Astro, China|- | bgt = || Koror Observation Point, Koror Island, Caroline Islands|- | bha = || Kos Forst (Coo-castello), Kos, Dodecanese, Greece|-
<i>Koshizan</i> see Hu-tzu-shan (bdi)
|- | bhb
= || Kostroma, USSR
|- | bhc
= || Kowloon Observatory, Hong Kong
|- | bhd
= || K'uei'tao, China
|- | bhe
= || Ku-yuan, China
|- | bhf
= || Kuan-hsiang Shan, China
|- | bhg
= || Kuching Survey Origin, Sarawak, Malaysia
|- | bhh
= || Kulusuk, Greenland
|- | bhi
= || Kuo'hsien Astro, China
|- | bhj
= || Kusaie Astronomic Station 3 (1951), Kusaie Island, Caroline Islands
|- | bhk
= || Kutaka, Okinawa, Ryukyu Islands
|- | bhl
= || Kuybyshev-Orsk, USSR
|- | bhm
= || Kwajalein Astronomical Position US Navy 1944, Marshall Islands
|- | bhn
= || Kwangsi Province, China
|- | bho
= || Kwangtung, China
|- | bhp
= || Kweiyang, China
|- | bhq
= || Kyushu West, Japan
|- | bhr
= || Kyustendil, Bulgaria
|- | bhs
= || La Canoa
|- | bht
= || Lago Belgrano SB, Argentina
|- | bia
= || Lago Palena SB, Argentina
|- | bib
= || Lai-yang Astro, China
|- | bic
= || Lamotrek Astronomic Station (1951), Lamotrek Atoll, Caroline Islands
|- | bid
= || Latvian, Latvia
|- | bie
= || Le Pouce, Mauritius
|- | bif
= || Lee No 7 (Butler 1911-1913), Guam, Mariana Islands
|- | big
= || Legaspi, Luzon, Philippines
|- | bih
= || Leigon Pillar (GCS no 121), Accra, Ghana
|- | bii
= || Lemuta, Samoa Islands
|- | bij
= || Leninsk (Kol Chugino), USSR
|- | bik
= || Leros (Lero-Pandelli), Dodecanese
|- | bil
= || Leste NE Base, Brazil
|- | bim
= || Leuen Anchorage Observation Spot, Namu Atoll, Marshall Islands
|- | bin
= || Lib Island NW Edge, Marshall Islands
|- | bio
= || Li-ching Astro, China
|- | bip
= || Li-shih Astro, China
|- | biq
= || Liberia 1964 (Roberts Field Astro)
|- | bir
= || Liberian Government, Liberia
|- | bis
= || Limones Cuba, Greater Antilles
|- | bit
= || Lin-ch'ing Astro, China
|- | bja
= || Lindis Peak, South Island, New Zealand
|- | bjb
= || Line Island Astro, Line Islands
|- | bjc
= || Lisbon, (Castelo Di São Jorge), Portugal
|- | bjd
= || Listvenichnoye, USSR
|- | bje
= || Little San Salvador Light, Bahamas</p><p> bjf = Liu-k'o'tao, China</p><p> bjg = Lobito Base NE End, Angola</p><p> bjh = Lochmaben Astronomical Station, Tasmania</p><p> bji = Loma Quintana, Venezuela</p><p><i>Lommel Signal</i> see Belgian 1950 System (ahr)</p><p><i>Longitude, Christmas Island</i> see Beacon, Christmas Island (ahp)</p><p> bjj = Longitude, Mariana Islands</p><p> bjk = Lourenço Marques Observatory, Mozambique</p><p> bjl = Losap Astronomic Station B3 (1924), Losap Atoll, Caroline Islands</p><p> bjm = Losuia, Kiriwina Island, Caroline Islands</p><p> bjn = Lotj Island Observation Spot, Lae Atoll, Marshall Islands</p><p> bjo = Loudima, Congo (Brazzaville)</p><p> bjp = Lu-chi Astro, China</p><p> bjq = Le-feng Base East End, China</p><p> bjr = Lu-kou'ch lao Astro, China</p><p> bjs = Lung'i'ou Astro, China</p><p> bjt = Lung-kuan Astro, China</p><p> bka = Luzon Datum, Philippines</p><p> bkb = Maccio Air Navigation Light (IAGS), Brazil</p><p> bkc = Macuco, Brazil</p><p> bkd = Madagascar Datum, Madagascar</p><p> bke = Madeira Archipelago</p><p> bkf = Medeira, Brazil</p><p> bkg = Madrid 1853, Spain</p><p> bkh = Magreva Island Base North End, Gambier Island, Tuamotu Archipelago</p><p> bki = Mahon 1928, Argentina</p><p> bkj = Mai, Lucipari Island, Indonesia</p><p> bkk = Majuro Astronomic Station 1944, Marshall Islands</p><p> bkl = Malayan Revised Datum, Malaysia (West)</p><p> bkm = Malta Datum, Malta Island</p><p> bkn = Man Island Light, Bahamas</p><p> bko = Manchurian Principal System, Manchuria</p><p> bkp = Mandinga Astro, Ecuador</p><p> bkq = Maniagassa Island Astro Pier (1944), Mariana Islands</p><p> bkr = Manira</p><p> bks = Manokwari, West Irian</p><p> bkt = Mañon (Old), Argentina</p><p> bla = Manton Triangulation Point F2 (1918), Senyavin Island, Caroline Islands</p><p> blb = Manton Observation Spot, Molik Atoll, Caroline Islands</p><p> blc = Marcus Astro 1961</p><p> bld = Marcus Astro 1965</p><p> ble = Marosvasarhely, Hungary</p><p> blf = Martín García, Argentina</p><p> blg = Masira Island Astro, 1958</p><p> blh = Massoua, (Eritrea), Ethiopia</p><p> bli = Matsu Datum, Matsu Island</p><p> blj = Matsuwa Astro, Kuril Islands</p><p> blk = Matupi Astro 1947, New Britain, Bismark Archipelago</p><p> bll = Maug 1950 71st Esld, Maug Island, Mariana Islands</p><p> blm = Maurice Datum, Australia</p><p> bln = Mayo de Campo, Argentina</p><p> blo = McKean Island, Phoenix Islands</p><p> blp = McMurdo Camp Area, Antarctica</p><p> blq = Medinella 29th Engr Astro (1961), Mariana Islands</p><p> blr = Mejit Astronomic Station B1 (1919), Mejit Island, Marshall Islands</p><p> bls = Melbourne Observatory, Victoria, Australia</p><p> blt = Mellu Island Triangulation Station, Marshall Islands</p><p> bma = Mellu Island Triangulation Station and Ringelap Island Observation Spot, Marshall Islands</p><p> bmb = Merchich, Morocco</p><p> bmc = Mercury (Fischer 1960) Datum</p><p> bmd = Meºedag, Turkey</p><p> bme = Mi-shan I, Manchuria</p><p> bmf = Mi-shan II, Manchuria</p><p> bmg = Midway Astro 1961</p><p> bmh = Miguelete N, Argentina</p><p> bmi = Mildura Aerodrome, Victoria, Australia</p><p> bmj = Militar, Argentina</p><p> bmk = Minna, Nigeria</p><p> bml = Misamis, Mindanao, Philippines</p><p> bmm = Misurata Marina, Libya</p><p> bmn = Miyako Jima Astro, Ryukyu Islands</p><p> bmo = Moçãmedes, Angola</p><p> bmp = Modified Mercury (Fischer 1968)</p><p> bmq = Mogadiscio, Somalia</p><p> bmr = Molinduko, Kenya</p><p> bms = Mombassa, Kenya</p><p> bmt = Monavatu, Viti Levu Island, Fiji Islands</p><p> bna = Montjong Lowe Datum, Sulawesi, Indonesia</p><p> bnb = Monte das Mocas Datum, Faial and Terceira Islands, Azores</p><p><i>Monte Mario Datum, Italy</i> see Monte Mario 1940 (bnd)</p><p> bnc = Monte Mario 1875, Rome, Italy</p><p> bnd = Monte Mario 1940, Rome, Italy</p><p> bne = Morro de Papagaio, Principe Island</p><p> bnf = Morro de Santo Antonio, Brazil</p><p> bng = Moscow University Obs, USSR</p><p> bnh = Mösting "A" 1960, Moon</p><p> bni = Moulin Jarry, Guadeloupe, Lesser Antilles</p><p> bnj = Mount Rapid, Fleurien Peninsula, South Australia</p><p> bnk = Mozambique, Mozambique</p><p> bnl = Mt Campbell, Australia</p><p> bnm = Mt Cook, South Island, New Zealand</p><p> bnn = Mt Eden, North Island, New Zealand</p><p> bno = Mt Eleanor, South Island, New Zealand</p><p> bnp = Mt Horrible, South Island, New Zealand</p><p> bnq = Mt Nicholas, South Island, New Zealand</p><p> bnr = Mt Pleasant, South Island, New Zealand</p><p> bns = Mt Robertson, Malaysia (East)</p><p> bnt = Mt Stewart, North Island, New Zealand</p><p> bnu = Monte Verde 1951, Cape Verde Islands</p><p> boa = Mt York, South Island, New Zealand</p><p> bob = Murilo Astronomic Station No. 19 (1951), Murilo Atoll, Caroline Islands</p><p> boc = M79, Iraq</p><p> bod = Nahrwan Datum, Iraq</p><p> boe = Namoluk Astronomic Station (1924), Namoluk Atoll, Caroline Islands</p><p> bof = Nan-ao'tao Astro, China</p><p> bog = Nanking Astro, China</p><p> boh = Nanking Datum 1960, China</p><p> boi = Naparima Datum, Trinidad and Tobago</p><p><i>New (1960) Arc</i> see Arc (of the 30th Meridian) 1960 Datum (adi)</p><p> boj = New British, Great Britain</p><p> bok = New Bulgarian, Bulgaria</p><p> bol = New Danish System (Buddings Station I 620, Copenhagen) Denmark</p><p> bom = New French, France</p><p> bon = New Egyptian, Egypt (United Arab Republic)</p><p> boo = New Lighthouse, Tripoli, Libya</p><p> bop = New Pillar, Tanzania</p><p> boq = New Sahara Datum 1959</p><p> bor = New South Wales, Australia</p><p> bos = New Sydney Datum, Australia</p><p> bot = Ngatik Astronomic Station No. 8 (1951), Ngatik Atoll, Caroline Islands</p><p> bpa = Ngulu Astronomic Station No. 1 (1951), Ngulu Atoll, Caroline Islands</p><p> bpb = Nicolai, Copenhagen, Denmark</p><p> bpc = Nigeria Datum, Nigeria</p><p> bpd = Nikolayev, USSR</p><p> bpe = Nikolskoe Astro 1929</p><p> bpf = Niu-chiao'shan Astro, China</p><p> bpg = NMA/S/21 Azimuth Island, Antarctica</p><p> bph = NMA/S/39 Wilkes Station, Antarctica</p><p> bpi = Nomoi Astro, Nomoi Atoll, Caroline Islands</p><p> bpj = Nordlaguna, Jan Mayen Island</p><p> bpk = North American Datum</p><p> bpl = North American Datum 1913</p><p> bpm = North American Datum 1927</p><p> bpn = North Astro 1947</p><p> bpo = North Base Astro, Antarctica</p><p> bpp = North Point Entrance Island, Makin Atoll, Gilbert Islands</p><p> bpq = North Sahara Datum 1959</p><p> bpr = Northwest Point Astro, Bahamas</p><p> bps = Northwest Point Light, Bahamas</p><p> bpt = Noumea, New Caledonia</p><p> bqa = Numbuiloa, Vanau Levu Island, Fiji Islands</p><p> bqb = Oakam Yof Base, South End, Senegal</p><p> bqc = Observatoire d'Uccle, Belgium</p><p> bqd = Observatorio Astronomica de la Quinta Normal, Santiago, Chile</p><p> bqe = Observatorio Astronomico de Madrid, Spain</p><p> bqf = Observatorio da Comissão, Brazil</p><p> bqg = Observatorio National do Rio De Janeiro, Brazil</p><p> bqh = Observatorul Astronomic Militar Din Bucuresti (Dealul Pisc), Rumania</p><p> bqi = Observation Point, South Island, New Zealand</p><p> bqj = Observation Spot Bairiki Island, Tarawa Atoll, Gilbert Islands</p><p> bqk = Observation Spot, South Island, New Zealand</p><p> bql = Observation Spot Government Office, Kariatebike, Abemama Island, Gilbert Islands</p><p> bqm = Observation Spot (Taruia Pass) Tongareva Island, Cook Islands</p><p> bqn = Ocotopeque, Guatemala</p><p> bqo = Okinawa Datum 1927, Okinawa Island, Ryukyu Islands</p><p> bqr = Okino-daito-shima Astro, Daito Islands, Ryukyu Islands</p><p> bqs = Old British (Greenwich Observatory), Great Britain and Ireland</p><p> bqt = Old Egyptian, Egypt (United Arab Republic)</p><p> bra = Old Hawaiian Datum, Hawaiian Islands</p><p> brb = Old Lighthouse, Tripoli, Libya</p><p> brc = Old Sydney Datum, New South Wales, Australia</p><p> brd = Opaki, North Island, New Zealand</p><p> bre = Oranhada Astro, China</p><p> brf = Oranharaga-byo Astro, China</p><p> brg = Oranjaran-byo Astro, China</p><p> brh = Ordnance Survey of Great Britain (1936) Datum</p><p> bri = Orenburg Cossacks</p><p> brj = Ormoc, Leyte, Philippines</p><p> brk = Oroluk Astronomic Station No. 1 (1951), Oroluk Atoll, Caroline islands</p><p> brl = Orsk, USSR</p><p> brm = Osh, USSR</p><p> brn = Oslo Observatory (Old), Norway</p><p> bro = Osuihe Astro, China</p><p> brp = Padang Base West End, Sumatra, Indonesia</p><p> brq = Paga Hill (1939), New Guinea</p><p> brs = Pagan 1950 71st Esld, Pagan Island, Mariana Islands</p><p> brt = Pai-chieh'shan Lighthouse, China</p><p> bsa = Pai-ling-miao Astro, China</p><p> bsb = Palau Astro, Caroline Islands</p><p> bsc = Palermo, Argentina</p><p> bsd = Palestine 1928, Israel/Jordan</p><p> bse = Palmer Astro</p><p> bsf = Panamá-Colón, Panama</p><p> bsg = Pandeli, Léros, Deodecanese, Greece</p><p> bsh = Panthéon, Paris, France</p><p> bsi = Pao-tou-Astro, China</p><p> bsj = Papatachi 1949, New Zealand</p><p> bsk = Papeete Astronomical Pier, Tahiti, Society Islands</p><p> bsl = Paraguari Base S End, Paraguay</p><p> bsm = Paraná, Argentina</p><p> bsn = Parapara, South Island, New Zealand</p><p> bso = Parece Vela Astronomic Point, Parece Vela (Douglas Reef)</p><p> bsp = Pency, Czechoslovkia</p><p> bsq = Pei-ching, China</p><p> bsr = Pei-king System 1954, China</p><p> bss = Pei-li Astro (1940), China</p><p> bst = Pei-ping, China</p><p> bta = Pei-ping 1954 System, China</p><p> btb = Pelarang, Kalimantan, Indonesia</p><p> btc = Pen Phare, Vietnam</p><p> btd = Pepito, Bolivia</p><p> bte = Perak, Kedah, Malaysia (West)</p><p> btf = Perth Observatory, Western Australia</p><p> btg = Perth 1899, Western Australia</p><p> bth = Pete Astro 1969, Zanzibar</p><p> bti = Phare d'Ayabele, Djibouti, French Somaliland</p><p> btj = Phare du Cap Blanc, Mauritania</p><p> btk = Phoenix Island, Phoenix Islands</p><p> btl = Pico de las Nieves, Gran Canaria, Canary Islands</p><p> btm = Pico de São Tomé, São Tomé Island</p><p> btn = Pico Norte</p><p> bto = Pidurutal Agala, Ceylon</p><p> btp = Pier Observation Spot, Fila Harbour, Efate Island, New Hebrides</p><p> btq = Pilar Astrónomico de Ponta Grossa, Brazil</p><p> btr = Pilar Astrónomico (S Paulo), Brazil</p><p> bts = Pilar de Observaciones de Puerto, Argentina</p><p> btt = Pilar do Forte, Brazil</p><p> caa = Pinder Point Light, Bahamas</p><p> cab = Pingelap Island Observation Spot, Pingelap Island, Caroline Islands</p><p> cac = Pintados SE Base, Chile</p><p> cad = P'ing-ti-ch Uan, China</p><p> cae = Pitcairn Astro 1967</p><p> caf = Plantation Point, Jervis Bay, Australian Capital Territory, Australia</p><p> cag = Point A Subcommission 5 Boundary Survey, Chile-Argentina</p><p> cah = Ponape Astro 1962</p><p> cai = Port Etienne, Mauritania</p><p> caj = Port Huon Hospital Bay Observation Spot, Tasmania</p><p> cak = Port Langdon South Base, Groote Eylandt, Northern Territory, Australia</p><p> cal = Port Lockroy</p><p> cam = Porto Santo Observatory, Madeira Islands</p><p> can = Poto Astro, Bolivia</p><p> cao = Potsdam (Helmertturm), Germany</p><p> cap = Poulo Condore (Con Son), Vietnam</p><p> caq = Pronto Socorro, Brazil</p><p> car = Provisional Chilean 1963</p><p> cas = Provisional National, Australia</p><p> cat = Provisional South American 1956 Datum</p><p> cba = Puerto Rico Datum, Puerto Rico, Greater Antilles</p><p> cbb = Pulap Astronomic Station No. B1 (1920), Pulap Atoll, Caroline Islands</p><p> cbc = Pulkovo 1913 System, USSR</p><p> cbd = Pulkovo 1932 System, USSR</p><p> cbe = Pulkovo 1942 System, USSR</p><p> cbf = Punaavia Base North End, Tahiti, Society Islands</p><p> cbg = Puntarenas, Costa Rica</p><p> cbh = P2 Point, Ile des Petrels, Adelie Land, Antarctica</p><p> cbi = Quito Observatorio, Ecuador</p><p> cbj = Qornoq Datum, Greenland</p><p> cbk = Ramakure-Byo Astro, China</p><p> cbl = Ra usuva, Viti Levu Island, Fiji Islands</p><p> cbm = Reconnaissance Triangulation, Morocco</p><p> cbn = Red Bridge Astronomic Station, China</p><p> cbo = Residence Flagstaff, Margarava Island, Gambier Islands</p><p> cbp = Reval (Tallin), Estonia</p><p> cbq = Reykjavik, Iceland</p><p> cbr = Riga Petera Baznica (St Peter S Church, Riga) Latvia</p><p> cbs = Rikuraru (Emijwan) Island Triangulation Station and Likiep Island South Pass Reef Triangulation Station, Likiep Atoll, Marshall Islands</p><p> cbt = Rio Benito, Rio Muni, Spanish Guinea</p><p><i>Roma Monte Mario 1875</i> see Monte Mario, 1875, Rome (bnc)</p><p><i>Roma Monte Mario 1940</i> see Monte Mario, 1940, Rome (bnd)</p><p> cca = Rongelap Island Observation Spot, Marshall Islands</p><p> ccb = Rongelap 1959 Datum, Marshall Islands</p><p> ccc = Rota 1950 71 Esld, Rota Island, Mariana Islands</p><p> ccd = Royal Alfred Obsv, Mauritania</p><p> cce = Royal Government of Afghanistan (RGA)</p><p> ccf = Rube Point Observation Spot, Ebo Atoll, Marshall Islands</p><p> ccg = Rum Cay Light, Bahamas</p><p> cch = Sainte Anne I, Guadeloupe, Lesser Antilles</p><p> cci = Saipan Astro US Navy 1944, Saipan Island, Mariana Islands</p><p> ccj = Sakura-dai I, Manchuria</p><p> cck = Sakura-dai II, Manchuria</p><p> ccl = Sakura-dai III, Manchuria</p><p> ccm = Sama Base, Peru</p><p> ccn = Samana Fort, Dominican Republic, Greater Antilles</p><p> cco = Samate, Salawati Island, West Irian</p><p> ccp = Santa Maria-GS-8, Grenada, Lesser Antilles</p><p> ccq = Santa Maria Light, Bahamas</p><p> ccr = San Fernando Observatory, Spain</p><p> ccs = San Miguel Astro, Ecuador</p><p> cct = San-tsao Tao Astro, China</p><p> cda = San-ya Astro (1940), China</p><p> cdb = São Braz, São Miguel and Santa Maria, Azores</p><p> Sapper Hill, Falkland Islands use cmp</p><p> cdc = Sarigan Astronomic Station (1921), Sarigan Island, Mariana Islands</p><p> cdd = Sarigan Astro 1964, Sarigan Island, Mariana Islands</p><p> cde = Schwarzeck, South West Africa</p><p> cdf = Seba, Sawu Island, Indonesia</p><p> cdg = Selwa, Arabia</p><p> cdh = Semaphore Mast Cayenne, French Guyana</p><p> cdi = Semaphore of Noumea (1935), New Caledonia</p><p> cdj = Semporna, Malaysia (East)</p><p> cdk = Shah-ho-chen Astro, China</p><p> cdl = Shan-hai-kuan Lighthouse, China</p><p> cdm = Shang-ch'uan Tao Astro, China</p><p> cdn = Shen'hsien Astro, China</p><p><i>Shinkyo</i> see Manchurian Principal System (bko)</p><p> cdo = Shumushu Astro, Kuril Islands</p><p> cdp = Shun-i, China</p><p> cdq = Siamese, Thailand</p><p> cdr = Sierra Leone Datum, Sierra Leone</p><p> cds = Signal Goeland, Mauritania</p><p> cdt = Sin-do, Manchuria</p><p> cea = Sinyum, Pahang, Malaysia (West)</p><p> ceb = Smolensk Nikolai, USSR</p><p> cec = Socotra 1957</p><p> ced = Soke, Turkey</p><p> cee = Soldano Rock, Venezuela</p><p> cef = Sommet Tano, New Caledonia</p><p> ceg = South African, South Africa</p><p> ceh = South American 1969</p><p> cei = South Asia Datum</p><p> cej = South Point Light, Bahamas</p><p> cek = South Station, Tongatobu,Tonga Islands</p><p> cel = South Sumatra, Indonesia</p><p> cem = Southeast Island, Seychelles</p><p> cen = Spitzbergen</p><p> ceo = Stalingrad-Kasan, USSR</p><p> cep = Stockholm, Sweden</p><p> ceq = Stocking Island Astro, Bahamas</p><p> cer = Stringer Trig, Papua</p><p> ces = St Helena 1906</p><p> cet = St Louis, Senegal</p><p> cfa = St Matthew Astronomical Datum, Alaska</p><p> cfb = St Paul-St George 1944 Datum, Pribilof Islands, Alaska</p><p> cfc = St Petersburg, USSR</p><p> cfd = St Stephen S Turm, Vienna, Austria</p><p> cfe = Sui'hsien Astro, China</p><p> cff = Sui-yang, China</p><p> cfg = Sul SW Base, Brazil</p><p> cfh = Sumner Astro 1944, Caroline Islands</p><p> cfi = Survey Beacon SLS 28/57/107, Sierra Leone</p><p> cfj = Sverdlovsk, Vozneseniya Cathedral, USSR</p><p> cfk = Svobodnyy 1935 System, USSR</p><p> cfl = Sweetings Cay Light, Bahamas</p><p> cfm = Sydney Island, Phoenix Islands</p><p> cfn = Sydney Observatory, New South Wales, Australia</p><p> cfo = Szechwan, China</p><p> cfp = Table Hill, New Zealand</p><p> cfq = Ta-ch'ang-t'u Shan Astro, China</p><p> cfr = Ta-sha-kang, China</p><p> cfs = Tacloban, Leyte, Philippines</p><p> cft = Tai-lai I, Manchuria</p><p> cga = Tai-lai II, Manchuria</p><p> cgb = Tai-lai III, Manchuria</p><p> cgc = Tai-lai IV, Manchuria</p><p> cgd = Tai-lao VI, Manchuria</p><p> cge = Tai-ping-chiao, Manchuria</p><p> cgf = Taira Datum, Miyaka-Jima, Ryukyu Islands</p><p> cgg = Takowaka Island Observation Spot, Marshall Islands</p><p> cgh = Talalabad, Afghanistan</p><p> cgi = Tananarive Observatory Datum, Madagascar</p><p> cgk = Tanapag Harbor, Saipan, Mariana Islands</p><p> cgl = Tang-yang Astro, China</p><p> cgm = Tao-hua-pao Astro, China</p><p> cgn = Taongi Astro 1952</p><p> cgo = Taroa island Triangulation Station, Maloelap Atoll, Marshall Islands</p><p> cgp = Tashkent 1875 System, USSR</p><p> cgq = TCI, Trucial States</p><p> cgr = Te-an Astro, China</p><p> cgs = Tebun-Byo Astro, China</p><p> cgt = Termez Astro, USSR</p><p> cha = Ternate, Moluccas, Indonesia</p><p> chb = Testigos Astro, Venezuela</p><p> chc = Tete, Mozambique</p><p> chd = TG Soeadja (Hollandia), West Irian</p><p> che = Thorshavn, Faeroes</p><p> chf = Tien-wen-tien Astro, China</p><p> chg = Tiflis, USSR</p><p> chh = Timbalai 1936 Datum, Brunei, Borneo</p><p> chi = Timbalai 1938 Datum, Brunei, Borneo</p><p> chj = Timbalai 1948 Datum, Brunei, Borneo</p><p> chk = Tinian Control 1950, Mariana Islands</p><p> chl = Tiranë, Albania</p><p> chm = Tobruk, Libya</p><p> chn = T'o-k'o-t'o Astro, China</p><p> cho = Tokowa Island Observation Spot, Mili Atoll, Marshall Islands</p><p> chp = Tokyo Astronomical Observatory (Old) 1918, Japan</p><p><i>Tokyo Control</i> see Approximate Tokyo Datum (ade)</p><p><i>Tokyo Control, Sakhalin</i> see Approximate Tokyo Datum (ade)</p><p> chq = Tokyo Datum, Japan</p><p><i>Tokyo Observatory, Kuril Islands</i> see Approximate Tokyo Datum (ade)</p><p> chr = To-lun, China</p><p> chs = Tomor 1961</p><p> cht = Toro, Uganda</p><p> cia = Towe Island Astro, Galapagos Islands, Ecuador</p><p> cib = Townsville, Queensland, Australia</p><p> cic = Transmit of Venus Station, Moqattam Hills, Cairo, Egypt (United Arab Republic)</p><p> cid = Tres Barras Extremo NE da Base, Brazil</p><p> cie = Trig A (North Taieri Meridional Circuit), South Island, New Zealand</p><p> cif = Triangulation Pointe Noire 1950-57, Congo, Brazzaville</p><p> cig = Trig A (Hawke S Bay Meridional Circuit), North Island, New Zealand</p><p> cih = Trig A (Poverty Bay Meridional Circuit), North Island, New Zealand</p><p> cii = Trig E, South Island, New Zealand</p><p> cij = Trig E Maketu, North Island, New Zealand</p><p> cik = Trinidad Trigonometrical Survey Datum, Trinidad, Lesser Antilles</p><p> cil = Tripoli (New Lighthouse), Libya</p><p> cim = Truk Astro 1951, Truk Island, Caroline Islands</p><p> cin = Ts'ao'hsien Astro, China</p><p> cio = Tshinsenda Base NW End (Point A), Zaire</p><p> cip = Tsingtao Observatory, China</p><p> ciq = Tsitsihar (Lungkiang), Manchuria</p><p> cir = Tsun-hua Astro, China</p><p> cis = T'ung-chou, China</p><p> cit = T'ung-shan Astro (East Base), China</p><p> cja = Tu-lung, China</p><p> cjb = Tuhirangi, North Island, New Zealand</p><p> cjc = Tung-sha'tao Astro, China</p><p> cjd = Tung-shih Astro, China</p><p> cje = Tunheim, Bear Island</p><p> cjf = Tu-shih'kou Astro, China</p><p> cjg = Tutuila Astro 1962, Tutuila Islands, Samoa Islands</p><p> cjh = Ubajay (Old), Argentina</p><p> cji = Ubajay 1928, Argentina</p><p> cjk = Ujelang Island Observation Spot, Marshall Islands</p><p> cjl = Ulul Astronomic Station (1916) Namonuito Atoll, Caroline Islands</p><p> cjm = Umm Er Rus, Arabia</p><p> cjn = Unalaska Datum, Aleutian Islands, Alaska</p><p> cjo = Uruppu Astro, Kuril Islands</p><p> cjp = US Naval Surveys 1944, Gilbert Islands</p><p> cjq = US Standard Datum, USA</p><p> cjr = Usho Chart 5416 (1945), Minto Reef, Caroline Islands</p><p> cjs = Uspallata NE Base, Argentina</p><p> cjt = Vaitape Flatstaff, Borabora Island, Society Islands</p><p> cka = Val de Serra, Brazil</p><p> ckb = Valdez Datum, Alaska</p><p> ckc = Valentine, Western Australia</p><p> ckd = Valle Huemules EG, Argentina</p><p> cke = Vanguard Datum, USA</p><p> ckf = Varesmae (System 1937), Estonia</p><p> ckg = Vi Astro, St Vincent, Lesser Antilles</p><p> ckh = Victoria Lighthouse, Seychelles</p><p> cki = Victoria Peak, China</p><p> ckj = Vieux Fort, St Lucia, Lesser Antilles</p><p> ckk = Vigan, Luzon, Philippines</p><p> ckl = Villa Cisneros, Spanish Sahara</p><p> ckm = Voirol, Algeria</p><p> ckn = Volga River Triangulation</p><p> cko = Wabutima, Kiriwina Island, Trobriand Islands</p><p> ckp = Waigama Misool Flagstaff, West Irian</p><p> ckq = Wake Island Astro 1952</p><p> ckr = Wenang, Sulawesi, Indonesia</p><p> cks = West Base Astro, China</p><p> ckt = West Entrance Observation Spot, Canton Island, Phoenix Islands</p><p> cla = Weti, Pemba Island</p><p> clb = White Sands Datum, USA</p><p> clc = White Sea, USSR</p><p> cld = World Geodetic System 1960</p><p> cle = World Geodetic System 1966</p><p> clf = World Geodetic System 1972</p><p> clg = Wotje Island Observation Spot, Wotje Atoll, Marshall Islands</p><p> clh = Wu-ch'uan Astro, China</p><p> cli = Wu-lan-hua, China</p><p> clj = Wu-t'ai Astro, China</p><p> clk = XXIII Aratunga, Cook Islands</p><p> cll = Yacare, Uruguay</p><p> clm = Yang-hsien Astro, China</p><p> cln = Yang-lou-t Ung Astro, China</p><p> clo = Yang-p'u-chiang Astro, China</p><p> clp = Yang yuan Astro, China</p><p> clq = Yavin B, Argentina</p><p> clr = Yea Yama, Ryukyu Islands</p><p> cls = Yekaterinograd, USSR</p><p> clt = Yenikale, USSR</p><p> cma = Yenisey, USSR</p><p> cmb = Yeuh-chou Astro, China</p><p> cmc = Yof Astro 1967</p><p> cmd = Yu'hsien Astro, China</p><p> cme = Yu-shan Astro, China</p><p> cmf = Yukon Datum, Alaska/Yukon Territory</p><p> cmg = Yung-ch'eng Astro, China</p><p> cmh = Yung-yuan-Chiao, Manchuria</p><p> cmi = Yur Yev, USSR</p><p> cmj = Zagli, USSR</p><p> cmk = Zamboanga, Mindanao, Philippines</p><p> cml = Zapara Island, Venezuela</p><p> cmm = Zigida Astro, Liberia</p><p> cmn = Zvirblaiciai, Lithuania</p><p> cmo = Afgooye, Somalia</p><p> cmp = Sapper Hill, Falkland Islands</p><p> taa = Astronomically determined</p><p><i>Independent astronomic datum</i> see Local (tab)</p><p> tab = Local</p><p> tac = Local astro</p><p> tad = No datum</p><p> tae = Other known horizontal datum</p><p> zzz = Other known horizontal datum</p>
|}</p><p> </p><p><b>131$c: Система координат</b></p><p></p><p>Перечень кодов для системы координат состоит из двух частей. Первая часть содержит коды сеток координат, составленных автоматически. Вторая часть содержит коды ссылочных систем, составленных не математическим способом (и поэтому являющихся произвольными), или систем, используемых для увеличения сетки с целью пояснений к пользованию сеткой координат при помощи буквенных или цифровых обозначений. </p><p>
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