Earthdata
CMR Virtual Directories

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

Day	File Count
01	675
02	675
03	669
04	668
05	657
06	639
07	515
08	125
09	127
10	120
11	126
12	99
13	101
14	86
15	91
16	111
17	106
18	147
19	126
20	111
21	101
22	103
23	117
24	119
25	128
26	116
27	124
28	129
29	122
30	107

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NASA Official: Doug Newman
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