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Method: NTv2
Grid Files: tky2jgd.gsb
Remarks: NTv2 grid derived by ESRI from that supplied by GSI in application tky2jgd. After Tohoku earthquake of 2011 accuracy in northern Honshu reduced to 1-5m and in this area replaced by Tokyo to JGD2011 (tfm code 6714).
Information source: ESRI
Revision date: 2014-01-24
Unit: degree
Geodetic CRS: Tokyo
Datum: Tokyo
Ellipsoid: Bessel 1841
Prime meridian: Greenwich
Data source: EPSG
Information source: OGP
Revision date: 2002-11-22
Scope: Geodesy.
Remarks: See CRS code 4301 for recommended coordinate axis representation for the human interface.
Area of use: Japan - onshore; North Korea - onshore; South Korea - onshore.
Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: dec deg
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