Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2021
12

Day	File Count
01	691
02	693
03	688
04	689
05	679
06	671
07	675
08	688
09	690
10	691
11	700
12	685
13	689
14	688
15	699
16	681
17	656
18	646
19	674
20	663
21	666
22	662
23	663
24	665
25	684
26	650
27	628
28	628
29	636
30	480
31	109

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NASA Official: Stephen Berrick
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