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	590
02	589
03	590
04	591
05	603
06	597
07	597
08	588
09	587
10	587
11	592
12	593
13	596
14	589
15	585
16	592
17	601
18	597
19	596
20	589
21	589
22	585
23	579
24	584
25	579
26	598
27	582
28	581
29	574
30	557
31	571

NASA Links

NASA Official: Stephen Berrick
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