Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2012
09

Day	File Count
01	741
02	737
03	817
04	752
05	820
06	784
07	847
08	734
09	706
10	792
11	748
12	773
13	765
14	787
15	765
16	747
17	775
18	782
19	800
20	759
21	796
22	762
23	764
24	777
25	757
26	756
27	847
28	572
29	566
30	570

NASA Links

NASA Official: Stephen Berrick
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