Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
1999
02

Day	File Count
01	186
02	187
03	181
04	173
05	168
06	328
07	178
08	170
09	169
10	170
11	162
12	166
13	166
14	168
15	167
16	170
17	170
18	177
19	175
20	171
21	175
22	172
23	173
24	176
25	173
26	174
27	172
28	174

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NASA Official: Stephen Berrick
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