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
MonthFile Count
0112307
0211094
0312611
0412010
0512560
0612111
0712568
0812559
0911882
1012400
1112118
1212470