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: 11/30/2025
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 11/30/2025 23:45:18 81.25, 121.54 107.14 11/30/2025 23:46:19 81.24, 121.52 107.10 0.37 61
2 12/01/2025 00:36:03 -81.24, -70.97 72.89 12/01/2025 00:35:37 -81.23, -71.09 72.87 2.33 26
3 12/03/2025 09:16:17 81.24, -20.86 107.47 12/03/2025 09:16:14 81.25, -20.72 107.46 2.64 3
4 12/05/2025 17:56:32 -81.24, 29.24 72.23 12/05/2025 17:56:52 -81.24, 29.05 72.21 3.22 20
5 12/05/2025 18:47:16 81.23,-163.30 107.76 12/05/2025 18:46:09 81.24,-163.32 107.81 1.03 67
6 12/08/2025 02:36:46 81.24, 78.81 108.13 12/08/2025 02:37:28 81.23, 78.71 108.11 2.07 42
7 12/08/2025 03:27:31 -81.24,-113.60 71.91 12/08/2025 03:26:45 -81.24,-113.49 71.90 1.85 46
8 12/10/2025 11:17:01 -81.24, 128.89 71.64 12/10/2025 11:18:03 -81.25, 128.98 71.68 1.88 62
9 12/10/2025 12:07:45 81.24, -63.71 108.36 12/10/2025 12:07:21 81.23, -63.81 108.37 2.18 24

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/30/2025
SNOs_Map_NOAA-21_AQUA_20251130.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 11/30/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA