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: 11/22/2025
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 11/23/2025 20:53:48 81.25, 164.18 105.83 11/23/2025 20:55:01 81.25, 164.22 105.78 0.59 73
2 11/23/2025 21:44:33 -81.25, -28.39 74.19 11/23/2025 21:44:19 -81.24, -28.33 74.19 1.49 14
3 11/26/2025 06:24:48 81.25, 21.54 106.30 11/26/2025 06:25:00 81.24, 21.61 106.28 1.43 12
4 11/26/2025 07:15:20 -81.13,-166.02 74.40 11/26/2025 07:14:07 -81.41,-166.65 74.12 32.89 73
5 11/28/2025 15:05:03 -81.24, 71.73 73.30 11/28/2025 15:05:40 -81.26, 71.85 73.32 2.39 37
6 11/28/2025 15:55:47 81.24,-120.75 106.69 11/28/2025 15:54:58 81.23,-120.93 106.73 3.10 49
7 11/30/2025 23:45:18 81.25, 121.51 107.14 11/30/2025 23:46:20 81.25, 121.55 107.10 0.73 62
8 12/01/2025 00:36:03 -81.24, -70.94 72.89 12/01/2025 00:35:38 -81.24, -70.98 72.88 0.94 25
9 12/03/2025 09:16:17 81.24, -20.85 107.47 12/03/2025 09:16:16 81.25, -20.83 107.47 1.02 1
10 12/05/2025 17:56:33 -81.24, 28.95 72.19 12/05/2025 17:56:55 -81.24, 28.92 72.20 0.59 22

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/22/2025
SNOs_Map_NOAA-21_AQUA_20251122.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 11/22/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA