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
01406
02407
03403
04403
05397
06398
07404
08400
09408
10393
11399
12401
13407
14407
15405
16404
17403
18398
19404
20401
21397
22389
23406
24405
25404
26406
27407
28406
29399
30392
31411