Earthdata
CMR Virtual Directories

Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
temporal
2002
04

Day	File Count
01	242
02	246
03	250
04	245
05	246
06	240
07	240
08	245
09	244
10	251
11	248
12	243
13	245
14	241
15	248
16	244
17	251
18	247
19	248
20	243
21	247
22	247
23	244
24	253
25	248
26	249
27	243
28	247
29	252
30	247

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NASA Official: Stephen Berrick
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