The following discusses adding a new datum or ellipsoid. This functionality is only available in Bentley Map SELECTseries 3 or later. It is not found in MicroStation.
Locate, copy and rename the delivered ...\MapEnterprise\coordinate\seed\seed.dty…
Zakiki
Map and Power Map provide the ability to define a coordinate system (transverse mercator, Lambert Conformal Conic, Oblique ...) upon one of the various existing geodetic datums. They do not provide any interface to define a new geodetic…