Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2020
02

Day	File Count
01	814
02	813
03	820
04	818
05	811
06	814
07	809
08	817
09	809
10	806
11	809
12	807
13	801
14	807
15	805
16	807
17	807
18	818
19	809
20	811
21	808
22	813
23	807
24	808
25	811
26	806
27	809
28	817
29	808

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NASA Official: Doug Newman
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