1. Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
  2. temporal
  3. 1997
  4. 08
DayFile Count
01133
02121
03123
04119
05123
06119
07119
08119
09128
10124
11126
12119
13129
14130
15124
16132
17122
18130
19119
20119
21112
22108
23118
24123
25122
26119
27122
28120
29120
30110
31133