Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2019
12

Day	File Count
01	781
02	788
03	786
04	783
05	820
06	789
07	788
08	788
09	791
10	792
11	773
12	771
13	768
14	786
15	790
16	780
17	781
18	788
19	782
20	740
21	779
22	770
23	775
24	758
25	780
26	766
27	771
28	771
29	781
30	757
31	779

NASA Links

NASA Official: Stephen Berrick
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