1. Ground-Based Global Navigation Satellite System (GNSS) Observation Summary Data (30-second sampling, daily files), output of TEQC (translation, editing, and quality check) from NASA CDDIS
  2. temporal
  3. 2021
MonthFile Count
0116450
025999
0318649
047051
057963
0620588
0720500
0817577
0919242
1020838
1120642
1220225