Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System (GNSS) Observation Data (30-second sampling, daily, 24 hour files) from NASA CDDIS
temporal
2026
04

Day	File Count
01	180
02	178
03	177
04	175
05	175
06	180
07	180
08	181
09	176
10	180
11	180
12	171
13	179
14	164
15	179
16	175
17	67
18	72
19	95
20	179
21	177
22	179
23	181
24	180
25	181
26	180
27	180
28	177
29	183
30	178

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NASA Official: Doug Newman
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