Datasets
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U.S. Topographic Grid
isotop.bin - topographic data for conterminous U.S. projected on an 8 km grid. Projection is Albers, central meridian = 96 degrees West, base latitude = 0 degrees North.... -
The Canadian Gravity Geoid
A detailed gravimetric geoid has been computed on a 10' by 10' grid for Canada by the University of New Brunswick. This data base was received in April 1989. Principal gravity... -
Basin and Range Province, Western US, USGS Grids, #1
These grid files were used to produce gravity and basin depth maps of the Basin and Range Province, western United States. The maps show gravity values and modeled basin depths... -
PR/VI East-West Deflections (DEFLEC96)
This 2' surface deflection of the vertical grid for Puerto Rico and the Virgin Islands is distributed as the DEFLEC96 model. The computation used about 26,000 terrestrial and... -
Basin and Range Province, Western US, USGS Grids #2
These grid files were used to produce gravity and basin depth maps of the Basin and Range Province, western United States. The maps show gravity values and modeled basin depths... -
Selected Geomagnetic Measurements From Several Satellites
More than 17 million selected magnetic observations from several orbiting low-altitude satellites are contained in this digital collection. Except for MAGSAT, all the... -
Hawaiian Islands Terrain Corrected Free Air Anomalies (96)
This 2' gravity anomaly grid for the Principal Hawaiian Islands is NOT the input data set used in development of the GEOID96 model. This gravity grid models the 61,000... -
Hawaiian Islands North-South Deflections (DEFLEC96)
This 2' surface deflection of the vertical grid for the Principal Hawaiian Islands is the DEFLEC96 model. The computation used about 61,000 terrestrial and marine gravity data... -
Gravity Data for California and Southern Nevada
The gravity data (88,514 records) were compiled largely from a state-wide regional gravity study program organized by the California Division of Mines and Geology in cooperation... -
Wisconsin Gravity Data for the Marshfield Area
The gravity station data (8388 records) were compiled by Professor Ervin. This data base was received in April 1993. Principal gravity parameters include Free-Air Anomalies and... -
NGS Gravity Network Data for the U.S.
The gravity network data (7,298 records) were gathered by various governmental organizations (and academia) using a variety of methods. -
Northern Oklahoma Gravity Data
The gravity station data (710 records) were compiled by Professor Ahern. This data base was received in June 1992. Principal gravity parameters include latitude, longitude,... -
Principal Hawaiian Islands Geoid Heights (GEOID96)
This 2' geoid height grid for the Principal Hawaiian Islands is distributed as a GEOID96 model. The computation used 61,000 terrestrial and marine gravity data held in the... -
U.S. Geoid Heights (GEOID96)
This 2' geoid height grid for the conterminous United States is the GEOID96 model. The computation used about 1.8 million terrestrial and marine gravity data held in the... -
1-deg x 1-deg Terrestrial Mean Free-Air Anomalies
The 1x1 degree Terrestrial Mean Free-Air Gravity Anomaly and Geoid Undulations Data Base was compiled and developed by the Ohio State University. This data base was received in... -
GEOSAT Southern Ocean (30S-72S Lat.} Altimeter Data
GEOSAT DATA: Gridded Gravity Anomalies for the Southern Ocean -
2.5-min Isostatic Gravity Grid for the United States
The 2.5-min isostatic gravity data set was produced by regridding the 4-km residual isostatic gravity grid of the U.S. The isostatic residual gravity grid was developed by the...