Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
1997

Month	File Count
01	3917
02	3449
03	3795
04	3655
05	3937
06	3846
07	4874
08	3811
09	4365
10	4215
11	4159
12	4356

NASA Links

NASA Official: Stephen Berrick
Web Privacy Policy
Data and Information Policy
Communications Policy
Freedom of Information Act
USA.gov
Sitemap
V 20.4.1.37