Appendix B – Chart Datum Codes ECDIS-E User Guide
65934012 B-6
SGA ISTS 061 Astro 1968, S Georgia
SGM Selvagem Grande 1938, Madeira
SHO
Service Hydrographique et Oceanographic de la Marine 1984
(SHOM 1984), Martinique
SIL Sierra Leone 1960
SMG GS8 Astro 1953, Grenada, Lesser Antilles
SOA South Asia
SOO Sao Tome
STO Stockholm, Sweden
SWA South West Africa
TAN Tananarive Observatory 1925, Malagasy Rebublic
TEC Tete, Mozambique
TIL Timbalai 1948 (datum point), Sabah (Bessel 1841)
TIV Timbalai 1948 (datum point), Sarawak + Brunei (Everest)
TOK Tokyo, Japan
TOY Tokyo Astronomical Observatory (Old) 1918
VAR Varesmae (System 1937), Estonia
VID HMS Vidal 1967 Astro
VIN Vienna (Hermanskogel)
VLE
IGN 1957 (South Block, Tanna), Vanuatu (Also known as Tanna
Astro 1957)
VOA Fort Charlotte, St Vincent
WAK Wake Island Astro 1952
WGC World Geodetic System 1972 (WGS 1972)
WGD World Geodetic System 1984 (WGS 1984)
YAC Yacare, Uruguay
YED Astro Yendegaia
XXX OSI & OGB