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: 11/4/2025
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 11/04/2025 21:50:16 81.26, 149.76 100.95 11/04/2025 21:50:16 81.26, 149.93 100.93 2.91 0
2 11/07/2025 06:30:22 -81.26,-160.30 78.34 11/07/2025 06:31:08 -81.26,-160.12 78.39 3.09 46
3 11/07/2025 07:21:06 81.25, 7.39 101.62 11/07/2025 07:20:25 81.26, 7.47 101.63 1.38 41
4 11/09/2025 16:01:12 -81.25, 57.34 77.70 11/09/2025 16:01:16 -81.26, 57.48 77.72 2.54 4
5 11/12/2025 00:41:18 81.25, 107.23 102.97 11/12/2025 00:42:06 81.25, 107.10 102.96 2.29 48
6 11/12/2025 01:32:03 -81.25, -85.44 77.03 11/12/2025 01:31:24 -81.25, -85.28 77.03 2.72 39
7 11/14/2025 10:12:08 81.25, -35.25 103.58 11/14/2025 10:12:12 81.26, -35.25 103.58 0.77 4
8 11/16/2025 18:52:14 -81.25, 14.72 75.82 11/16/2025 18:53:01 -81.25, 14.52 75.82 3.27 47

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/4/2025
SNOs_Map_NOAA-21_AQUA_20251104.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 11/04/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA