NAD27 Greenland North American 1927-Greenland (HayesPeninsula)NAD27 Mexico N. American 1927- MexicoNAD27 San Salvadr North American 1927- SanSalvador IslandNAD83 North American 1983-Alaska, Canada, CentralAmerica, CONUS, MexicoNahrwn Masirah llnd Nahrwn- Masirah Island(Oman)Nahrwn Saudi Arbia Nahrwn- Saudi ArabiaNahrwn United Arab Nahrwn- United ArabEmiratesNaparima BWI Naparima BWI- Trinidadand TobagoObsrvtorio ‘66 Observatorio 1966- Corvoand Flores Islands (Azores)Old Egyptian Old Egyptian- EgyptOld Hawaiian Old Hawaiian- Mean ValueOman Oman- OmanOrd Srvy Grt Britn Old Survey Grt Britn-England, Isle of Man,Scotland, Shetland Isl.,WalesPico De Las Nieves Canary IslandsPotsdam GermanyPitcairn Astro ‘67 Pitcairn Astro ‘67- PitcairnProv So Amricn ‘56 Prov So Amricn ‘56-Bolivia, Chile,Colombia,Ecuador, Guyana, Peru,VenezuelaProv So Chilean ‘63 So Chilean ‘63- S. ChilePuerto Rico Puerto Rico & Virgin Isl.Qatar National Qatar National- QatarQornoq Qornoq- South GreenlandReunion Reunion- Mascarene IslandRome 1940 Rome 1940- Sardinia Isl.RT 90 SwedenSanto (Dos) Santo (Dos)- Espirito SantoSao Braz Sao Braz- Sao Miguel,Santa Maria IslandsSapper Hill ‘43 Sapper Hill 1943- EastFalkland IslandSchwarzeck Schwarzeck- NamibiaSouth American ‘69 S. American ‘69- Argentina,Bolivia, Brazil, Chile,Colombia, Ecuador,Guyana, Paraguay, Peru,Venezuela, Trin/TobagoSouth Asia South Asia- SingaporeSoutheast Base Southeast Base- PortoSanto and Madiera IslandsSouthwest Base Southwest Base- Faial,Graciosa, Pico, Sao Jorgeand Terceira IslandsTimbalai 1948 Timbalai 1948- Brunei andE. Malaysia (Sarawak andSabah)Tokyo Tokyo- Japan, Korea,OkinawaTristan Astro ‘68 Tristan Astro 1968- Tristanda CunhaViti Levu 1916 Viti Levu 1916- Viti Levu/Fiji IslandsWake-Eniwetok Wake-Eniwetok- MarshallWGS 72 World Geodetic System 72WGS 84 World Geodetic System 84Zanderij Zanderij- Surinam76SECTIOND APPENDIXMap Datums