1. Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
  2. temporal
  3. 1997
  4. 07
DayFile Count
01127
02124
03128
04124
05124
06125
07124
08124
09128
10129
11128
12126
13133
14125
15133
16128
17128
18250
19252
20259
21264
22252
23252
24254
25130
26127
27129
28130
29126
30127
31127