1. Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
  2. temporal
  3. 2012
  4. 02
DayFile Count
01676
02611
03638
04622
05625
06673
07549
08755
09719
10659
11634
12620
13640
14664
15614
16657
17550
18599
19696
20655
21614
22671
23671
24470
25489
26598
27482
28610
29701