Category Archives: Land Gravity Surveys

Former Soviet Union [G1068]

Overview: EDCON has carefully and accurately digitized eighteen published aeromagnetic map sheets covering all of the Former Soviet Union. EDCON is offering an accurate alternative to the digital data set offered by NGDC Data Spacing: Grid Interval: 5,000 meters Interpretation: An interpretation of these data is being offered by Gibson Consulting Data Provided: Digital data

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Beaufort Sea Ice Survey [G1064]

Survey Size: 8 profiles, 386 gravity stations acquired by helicopter using inertial surveying; 352 stations on the Beaufort Sea ice, 34 stations on land Data Spacing: Data were acquired at 3-mile intervals along 8 profiles; spacing between profiles varies from 20 to 70 miles Complete Bouguer Corrections: Three-dimensional Bouguer correction applied Data Provided: Magnetic tape

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NPRA Survey [G1062]

Survey Size: 5,000 square miles; approximately 4,000 stations acquired by helicopter with inertial surveying; approximately 10,000 stations (public data) Data Spacing: 5,900 foot grid Terrain Corrections: Through Hayford-Bowie Zone J Data Provided: Magnetic tape and computer printout containing all principal survey facts including: station number, date surveyed, latitude, longitude, UTM X-coordinate, UTM Y-coordinate, elevation, terrain

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Holtina Basin Survey [G1061]

Survey Size: 1,150 stations acquired using inertial surveying Data Spacing: Data were acquired at one-mile intervals along lines spaced six miles apart Terrain Corrections: Through Hayford-Bowie Zone J Data Provided: Magnetic tape and computer printout containing all principal survey facts including: station number, date surveyed, latitude, longitude, UTM X-coordinate, UTM Y-coordinate, elevation, terrain correction, station

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