Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2012
12

Day	File Count
01	593
02	592
03	593
04	601
05	606
06	600
07	600
08	591
09	590
10	590
11	595
12	596
13	599
14	598
15	588
16	595
17	604
18	600
19	599
20	592
21	592
22	588
23	582
24	594
25	582
26	601
27	585
28	584
29	577
30	560
31	571

NASA Links

NASA Official: Doug Newman
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