Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2020
10

Day	File Count
01	730
02	711
03	704
04	694
05	713
06	714
07	709
08	703
09	685
10	528
11	296
12	688
13	700
14	700
15	678
16	696
17	691
18	662
19	664
20	499
21	285
22	674
23	675
24	662
25	668
26	645
27	440
28	33
29	34
30	33
31	33

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NASA Official: Stephen Berrick
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