Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System (GNSS) Observation Data (30-second sampling, daily, 24 hour files) from NASA CDDIS
temporal
2021
04

Day	File Count
01	337
02	336
03	332
04	332
05	320
06	309
07	236
08	56
09	67
10	57
11	67
12	56
13	49
14	44
15	58
16	77
17	60
18	67
19	85
20	51
21	45
22	50
23	62
24	56
25	67
26	77
27	55
28	65
29	69
30	55

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NASA Official: Doug Newman
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