Hi everyone. Has anyone put together the projection parameters for the Ghana
National (War Office Spheriod) UTM coordinates that they could send to me?
Most appear to be straightforward, but I'm not too sure about what to do with
the local datum shift info. See details below. Thanks for your help!
Karl
The Ghana National (War Office Spheroid) UTM coordinates in meters uses the
following projection parameters:
Spheroid Semi-major axis (a) Semi-Minor (b)
WGS 84 6378137.0000 6356752.3142
Ghana National 6378306.0648 6356757.9242
Local datum shift applied:
Delta X : -199
Delta Y : 32
Delta Z : 322
UTM central meridian = 1° W
False Easting : 274,320
False Northing : -515,883
Scaling factor : 0.99975
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