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: 11/6/2025
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 11/07/2025 06:30:29 -81.26,-160.30 78.35 11/07/2025 06:31:08 -81.26,-160.11 78.39 3.12 39
2 11/07/2025 07:21:13 81.25, 7.52 101.60 11/07/2025 07:20:25 81.26, 7.49 101.63 1.10 48
3 11/09/2025 15:10:45 81.25,-110.11 102.30 11/09/2025 15:11:58 81.26,-110.20 102.28 1.93 73
4 11/09/2025 16:01:29 -81.25, 57.55 77.74 11/09/2025 16:01:16 -81.26, 57.39 77.71 2.94 13
5 11/12/2025 00:41:46 81.25, 107.26 102.95 11/12/2025 00:42:05 81.26, 107.30 102.94 1.35 19
6 11/12/2025 01:32:31 -81.25, -85.43 77.05 11/12/2025 01:31:24 -81.24, -85.48 77.01 1.58 67
7 11/14/2025 09:22:03 -81.26, 156.90 76.39 11/14/2025 09:22:55 -81.25, 156.88 76.42 1.00 52
8 11/14/2025 10:12:47 81.25, -35.43 103.58 11/14/2025 10:12:12 81.24, -35.57 103.61 2.64 35
9 11/16/2025 18:53:04 -81.26, 14.22 75.79 11/16/2025 18:53:00 -81.25, 14.41 75.81 3.27 4
10 11/19/2025 03:33:18 81.25, 64.43 104.76 11/19/2025 03:33:45 81.25, 64.34 104.75 1.51 27

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/6/2025
SNOs_Map_NOAA-21_AQUA_20251106.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 11/06/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA