Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and AQUA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/14/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (AQUA) Time (AQUA) Lat,Lon (AQUA) SZA (AQUA ) Distance(km) Time Diff (sec)
1 08/16/2025 23:32:00 -81.28, -57.75 106.86 08/16/2025 23:31:52 -81.28, -57.57 106.88 3.04 8
2 08/19/2025 08:12:10 81.28, -7.78 73.88 08/19/2025 08:13:20 81.28, -7.84 73.85 1.06 70
3 08/19/2025 09:02:54 -81.28, 159.97 106.18 08/19/2025 09:02:38 -81.28, 159.82 106.14 2.55 16
4 08/21/2025 17:43:04 81.28,-150.51 74.65 08/21/2025 17:44:05 81.27,-150.70 74.63 3.34 61
5 08/21/2025 18:33:49 -81.28, 16.87 105.36 08/21/2025 18:33:23 -81.27, 16.97 105.36 1.87 26
6 08/24/2025 03:13:58 81.28, 67.11 75.38 08/24/2025 03:14:49 81.29, 66.96 75.37 2.73 51
7 08/24/2025 04:04:43 -81.28,-125.47 104.63 08/24/2025 04:04:07 -81.29,-125.35 104.62 2.32 36
8 08/26/2025 12:44:53 81.28, -75.68 76.18 08/26/2025 12:45:33 81.29, -75.62 76.16 1.47 40

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 8/14/2025
SNOs_Map_NOAA-20_AQUA_20250815.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 08/14/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA