Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and AQUA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/25/2025
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (AQUA) Time (AQUA) Lat,Lon (AQUA) SZA (AQUA ) Distance(km) Time Diff (sec)
1 11/26/2025 06:24:48 81.24, 21.78 106.27 11/26/2025 06:25:00 81.24, 21.70 106.27 1.24 12
2 11/26/2025 07:15:16 -81.07,-164.32 74.64 11/26/2025 07:14:08 -81.40,-166.98 74.09 57.68 68
3 11/28/2025 15:05:02 -81.24, 71.93 73.32 11/28/2025 15:05:39 -81.25, 71.77 73.32 2.94 37
4 11/28/2025 15:55:47 81.24,-120.92 106.71 11/28/2025 15:54:57 81.23,-120.98 106.74 1.68 50
5 11/30/2025 23:45:17 81.24, 121.70 107.11 11/30/2025 23:46:18 81.25, 121.69 107.09 1.06 61
6 12/01/2025 00:36:02 -81.24, -70.77 72.91 12/01/2025 00:35:36 -81.24, -70.87 72.89 1.68 26
7 12/03/2025 09:16:17 81.24, -21.07 107.50 12/03/2025 09:16:14 81.24, -20.92 107.48 2.60 3
8 12/05/2025 17:56:32 -81.24, 29.07 72.20 12/05/2025 17:56:52 -81.24, 28.91 72.19 2.62 20
9 12/05/2025 18:47:16 81.24,-163.50 107.79 12/05/2025 18:46:09 81.23,-163.50 107.83 0.39 67
10 12/08/2025 02:36:46 81.24, 79.01 108.10 12/08/2025 02:37:28 81.24, 78.93 108.09 1.36 42

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/25/2025
SNOs_Map_NOAA-21_AQUA_20251125.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 11/25/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA