Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2021
09

Day	File Count
01	654
02	659
03	653
04	659
05	661
06	656
07	647
08	648
09	645
10	652
11	654
12	649
13	658
14	662
15	662
16	648
17	633
18	631
19	502
20	254
21	664
22	659
23	664
24	661
25	661
26	671
27	664
28	669
29	669
30	666

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NASA Official: Stephen Berrick
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