Ellipsoid: International 1924
Prime meridian: Greenwich
Data source: EPSG
Information source: DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).
Revision date: 2012-03-25
Scope: Military survey.
Area of use: Japan - onshore - Tokyo-to south of 28°N and east of 143°E - Minamitori-shima (Marcus Island).
WGS84 bounds:
154.05 24.22
153.91 24.35
Definition: OGC Well Known Text
DATUM["Marcus_Island_1952", SPHEROID["International 1924",6378388,297, AUTHORITY["EPSG","7022"]], AUTHORITY["EPSG","6711"]]
Definition: OGC Well Known Text 2 (2019)
DATUM["Marcus Island 1952", ELLIPSOID["International 1924",6378388,297, LENGTHUNIT["metre",1]], ID["EPSG",6711]]
Definition: ESRI Well Known Text
DATUM["D_Astro_1952", SPHEROID["International_1924",6378388.0,297.0]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Marcus Island 1952", "ellipsoid": { "name": "International 1924", "semi_major_axis": 6378388, "inverse_flattening": 297 }, "scope": "Military survey.", "area": "Japan - onshore - Tokyo-to south of 28°N and east of 143°E - Minamitori-shima (Marcus Island).", "bbox": { "south_latitude": 24.22, "west_longitude": 153.91, "north_latitude": 24.35, "east_longitude": 154.05 }, "id": { "authority": "EPSG", "code": 6711 } }