Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
1999
03

Day	File Count
01	178
02	172
03	172
04	170
05	164
06	153
07	161
08	168
09	165
10	166
11	171
12	176
13	176
14	171
15	174
16	169
17	175
18	176
19	174
20	188
21	177
22	186
23	181
24	183
25	184
26	179
27	181
28	179
29	185
30	184
31	182

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NASA Official: Stephen Berrick
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