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The CDDIS archives and distributes mainly Global Positioning System
(GPS), GLObal NAvigation Satellite
System (GLONASS), laser ranging
(both to artificial satellites, SLR,
and the moon, LLR), Very Long Baseline
Interferometry (VLBI), and Doppler
Orbitography and Radio-positioning Integrated by Satellite (DORIS)
data for an ever increasing user community of geophysists.
To learn more about the CDDIS data holdings of these space geodetic
techniques, click on the images below. The CDDIS
Site and Data Locator page lists maps of space geodesy site locations
and data availability queries for the CDDIS data archive. A description
of the structure of the CDDIS ftp archive is also available.
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