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 81.24, 121.62 107.13 11/30/2025 23:46:19 81.25, 121.60 107.10 0.50 61
2 12/01/2025 00:36:03 -81.24, -70.90 72.90 12/01/2025 00:35:37 -81.23, -71.02 72.87 2.09 26
3 12/03/2025 09:16:17 81.24, -21.17 107.51 12/03/2025 09:16:14 81.24, -21.01 107.49 2.80 3
4 12/05/2025 17:56:32 -81.24, 28.93 72.18 12/05/2025 17:56:52 -81.23, 28.80 72.18 2.30 20
5 12/05/2025 18:47:16 81.24,-163.60 107.81 12/05/2025 18:46:09 81.23,-163.56 107.83 1.14 67
6 12/08/2025 02:36:46 81.24, 78.90 108.11 12/08/2025 02:37:28 81.24, 78.91 108.09 0.13 42
7 12/08/2025 03:27:31 -81.24,-113.51 71.92 12/08/2025 03:26:46 -81.23,-113.68 71.88 2.94 45
8 12/10/2025 11:17:01 -81.24, 128.99 71.65 12/10/2025 11:18:04 -81.24, 128.87 71.67 2.03 63
9 12/10/2025 12:07:45 81.24, -63.60 108.34 12/10/2025 12:07:21 81.24, -63.53 108.35 1.29 24

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/30/2025
SNOs_Map_NOAA-21_AQUA_20251201.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