Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2012
08

Day	File Count
01	750
02	822
03	690
04	725
05	730
06	722
07	787
08	750
09	712
10	760
11	742
12	728
13	777
14	749
15	752
16	761
17	765
18	746
19	740
20	719
21	907
22	757
23	810
24	755
25	749
26	714
27	736
28	759
29	754
30	753
31	775

NASA Links

NASA Official: Stephen Berrick
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