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Air Force Geophysics Laboratory Magnetometer Network
This file is comprised of the variation one minute values of the geomagnetic components X, Y and Z. These data were calculated by the Air Force Geophysics Laboratory... -
Seismicity Catalog Collection, 2150 BC to 1996 AD
The Seismicity Catalog Collection is a compilation data on over four million earthquakes dating from 2150 BC to 1996 AD from NOAA's National Geophysical Data Center and U.S.... -
2-minute Gridded Global Relief Data (ETOPO2) v2
Two-minute gridded global relief for both ocean and land areas are available in the ETOPO2v2 (2006) database. ETOPO2v2 replaced ETOPO2 (2001). The historic 2-minute (ETOPO2v2)... -
Worldwide Instantaneous Values of Geomagnetic Components D, H, and Z or X,...
This data file is comprised of instantaneous values of the geomagnetic components D, H, and Z or X, Y, and Z at 2.5-minute intervals. These values were derived from analog... -
Geomagnetic Absolute Mean Values at Hourly Intervals from 220 Observatories Worldwide
This file is comprised of absolute mean hourly values of the geomagnetic components D, H and Z or X, Y and Z. These values, on magnetic tape, are available from approximately...