1. Ground-Based Global Navigation Satellite System (GNSS)-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) Near Real-Time Ionospheric Total Electron Count (5-second sampling, 24-hour files) from NASA CDDIS
  2. temporal
  3. 2025
  4. 09
DayFile Count
0194
0293
0393
0494
0593
0694
0794
0892
0993
1093
1191
1290
1390
1489
1589
1691
1791
1896
1995
2096
2196
2296
2396
2496
2595
2695
2796
2896
2996
3095