1. Ground-Based Global Navigation Satellite System (GNSS) Observation Data (30-second sampling, daily, 24 hour files) from NASA CDDIS
  2. temporal
  3. 2009
MonthFile Count
0112278
0211066
0312579
0411977
0512502
0612050
0712489
0812497
0911821
1012338
1112053
1212409