with reference to http://www.connect.net/jbanta/

Read both option 1 and option 2 before downloading. Take note that the CAPE map datum is not supported under option 1.

OPTION 1: SeisSoft Multiple Regression Transform v1.0

A Windows (3.1 & Win95/NT) Shareware program that converts Lat/Long between various datums.

All constants from the US Defense Mapping Agency Technical Report DMA TR 8350.2 Second Edition.

Click here to download (Contains both 16 and 32-bit versions). (approx. 411K)

Important Note: The Multiple Regression Transform is the prefered method for converting between various datums. Unfortunatly, it is only available for converting between WGS84 and seven other datums:

• Australian Geodetic Datum 1966
• Australian Geodetic Datum 1984
• Campo Inchauspe Datum
• Corrego Alegre Datum
• European Datum 1950
• North American Datum 1927 (Mainland Canada)
• North American Datum 1927 (Continental US)
• South American Datum 1969

Where multiple regression values have not been computed, use the Molodensky Transform (See below).

OPTION 2: SeisSoft Molodensky Transform v 1.0

A Windows (3.1 & Win95/NT) Shareware program that converts Lat/Long/Height values between various datums.

All constants from the US Defense Mapping Agency Technical Report DMA TR 8350.2 Second Edition.

 Click here to download (Contains both 16 and 32-bit versions). (approx. 278K)

Important Note: The Molodensky Transform is not the prefered method for converting between various datums. Only use the Molodensky Transform where Multiple Regression values are not available (See List Above).