Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2012
01

Day	File Count
01	526
02	590
03	595
04	599
05	606
06	607
07	612
08	538
09	713
10	569
11	590
12	575
13	582
14	563
15	649
16	622
17	641
18	486
19	587
20	700
21	628
22	595
23	644
24	626
25	622
26	587
27	606
28	497
29	582
30	716
31	627

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NASA Official: Doug Newman
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