Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
1997
12

Day	File Count
01	142
02	140
03	141
04	142
05	151
06	140
07	142
08	147
09	139
10	139
11	135
12	142
13	146
14	141
15	144
16	137
17	137
18	141
19	136
20	143
21	138
22	137
23	138
24	137
25	147
26	137
27	135
28	143
29	139
30	136
31	144

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NASA Official: Stephen Berrick
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