1. Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
  2. temporal
  3. 1998
  4. 04
DayFile Count
01153
02152
03159
04152
05157
06154
07155
08156
09155
10154
11154
12157
13161
14160
15160
16160
17158
18157
19163
20163
21164
22160
23160
24157
25156
26153
27149
28155
29182
30163