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
02

Day	File Count
01	175
02	172
03	174
04	175
05	178
06	175
07	176
08	177
09	176
10	12
11	23
12	336
13	178
14	178
15	175
16	174
17	176
18	175
19	173
20	37
21	195
22	348
23	189
24	188
25	187
26	186
27	188
28	187

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