Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2011
01

Day	File Count
01	460
02	475
03	482
04	471
05	466
06	449
07	427
08	443
09	449
10	462
11	448
12	452
13	444
14	443
15	439
16	442
17	489
18	455
19	451
20	449
21	445
22	442
23	442
24	477
25	437
26	437
27	446
28	445
29	443
30	444
31	447

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NASA Official: Doug Newman
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