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: 4/6/2025
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 04/08/2025 03:52:35 81.32, 54.35 79.53 04/08/2025 03:53:15 81.33, 54.32 79.52 0.85 40
2 04/08/2025 04:43:20 -81.32,-138.10 100.52 04/08/2025 04:42:34 -81.32,-138.12 100.49 0.45 46
3 04/10/2025 14:14:13 -81.32, 78.82 101.37 04/10/2025 14:14:03 -81.32, 79.01 101.39 3.11 10
4 04/12/2025 23:45:05 -81.32, -63.95 102.25 04/12/2025 23:45:30 -81.32, -63.81 102.29 2.30 25
5 04/13/2025 00:35:48 81.32, 103.80 77.68 04/13/2025 00:34:48 81.32, 103.88 77.70 1.48 60
6 04/15/2025 09:15:55 -81.32, 153.58 103.16 04/15/2025 09:16:54 -81.32, 153.41 103.17 2.91 59
7 04/15/2025 10:06:39 81.32, -39.07 76.83 04/15/2025 10:06:12 81.32, -38.91 76.82 2.73 27

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 4/6/2025
SNOs_Map_NOAA-21_AQUA_20250406.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 04/06/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA