Gravity Standard

International Gravity Standardization Net 1971

Observed gravity data in the National Geodetic Survey data base are referenced to the International Gravity Standardization Net 1971 which is an absolute gravity datum.

References:

Moose, R.E.: 'The National Geodetic Survey Gravity Network', U.S. Dept. of Commerce,
              NOAA Technical Report NOS 121 NGS 39, 1986.
Morelli, C.: 'The International Gravity Standardization Net 1971',
              International Association of Geodesy, Special Publication 4, 1971.

International Gravity Standardization Net 1971

Observed gravity data in the National Geodetic Survey data base are referenced to the International Gravity Standardization Net 1971 which is an absolute gravity datum.

References:

Moose, R.E.: 'The National Geodetic Survey Gravity Network', U.S. Dept. of Commerce, NOAA Technical Report NOS 121 NGS 39, 1986. Morelli, C.: 'The International Gravity Standardization Net 1971', International Association of Geodesy, Special Publication 4, 1971.