Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
1999
07

Day	File Count
01	182
02	188
03	184
04	181
05	185
06	178
07	170
08	179
09	186
10	185
11	182
12	189
13	184
14	190
15	185
16	187
17	187
18	186
19	192
20	188
21	185
22	186
23	185
24	182
25	181
26	182
27	177
28	181
29	182
30	186
31	180

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NASA Official: Stephen Berrick
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