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	139
03	140
04	141
05	146
06	139
07	141
08	146
09	138
10	138
11	134
12	141
13	145
14	140
15	139
16	136
17	136
18	141
19	136
20	142
21	137
22	136
23	137
24	136
25	142
26	136
27	134
28	142
29	138
30	135
31	144

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NASA Official: Stephen Berrick
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