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Title USGS-NGIC geomagnetic observatory data [electronic resource].
Imprint Denver, Colo. : U.S. Geological Survey, National Geomagnetic Information Center,


 GovDocs Federal  I19.120/2:CD  1990-94    AVAILABLE
 GovDocs Federal  I19.120/2:CD  1995    AVAILABLE
Description computer laser optical discs ; 4 3/4 in.
Note Title from disc label.
Every fifth v. will be five-year cumulation which supersedes previous annual v.
System requirements: IBM PC or compatible; DOS; EGA or VGA monitor.
Presentation software GODIS written in C-language, available on CD-ROM or on separate floppy disk.
Housed in Documents Office.
Subject Geomagnetism -- Observations -- Periodicals.
Geomagnetic observatories -- United States -- Directories.
Summary Contains one-minute values of geomagnetic data from all magnetic observatories of the USGS network. The values are provided as 3-component vector data from a fluxgate magnetometer, as well as scalar data from a proton precession magnetometer.
Other Author National Geomagnetic Information Center (U.S.)
Other Title Geomagnetic observatory data.
United States Geological Survey National Geomagnetic Information Center geomagnetic observatory data.
National Geomagnetic Information Center CD-ROM.