1. Ground-Based Global Navigation Satellite System (GNSS) Compact Observation Data (30-second sampling, daily, 24 hour files) from NASA CDDIS
  2. temporal
  3. 2009
  4. 12
DayFile Count
01409
02410
03406
04406
05400
06401
07407
08403
09411
10396
11402
12404
13410
14410
15408
16407
17406
18401
19407
20404
21400
22392
23409
24408
25407
26409
27410
28409
29402
30394
31413