Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
1998
12

Day	File Count
01	180
02	182
03	178
04	177
05	183
06	188
07	183
08	178
09	181
10	183
11	180
12	170
13	176
14	178
15	181
16	178
17	181
18	181
19	177
20	169
21	171
22	171
23	175
24	172
25	182
26	164
27	159
28	165
29	176
30	171
31	176

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NASA Official: Stephen Berrick
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