Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System (GNSS) Compact Observation Data (30-second sampling, daily, 24 hour files) from NASA CDDIS
temporal
2025
05

Day	File Count
01	631
02	626
03	631
04	628
05	638
06	621
07	623
08	601
09	583
10	45
11	622
12	621
13	611
14	603
15	615
16	114
17	1116
18	618
19	615
20	608
21	606
22	521
23	674
24	118
25	1087
26	534
27	22
28	133
29	17
30	15
31	14

NASA Links

NASA Official: Doug Newman
Web Privacy Policy
Data and Information Policy
Communications Policy
Freedom of Information Act
USA.gov
Sitemap
V 20.4.1.49