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
01128
02125
03129
04125
05125
06126
07125
08127
09129
10130
11129
12127
13134
14126
15134
16129
17129
18253
19253
20260
21265
22253
23253
24255
25131
26128
27130
28133
29127
30128
31128