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: 4/22/2025
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 04/23/2025 21:04:47 -81.30, -23.78 106.10 04/23/2025 21:04:39 -81.30, -23.64 106.11 2.40 8
2 04/26/2025 06:35:45 -81.30,-166.35 106.91 04/26/2025 06:35:58 -81.30,-166.46 106.90 1.90 13
3 04/26/2025 07:26:29 81.30, 1.22 73.05 04/26/2025 07:25:16 81.30, 1.27 73.09 0.75 73
4 04/28/2025 16:06:43 -81.30, 51.02 107.69 04/28/2025 16:07:15 -81.30, 50.90 107.69 2.09 32
5 04/28/2025 16:57:27 81.30,-141.44 72.28 04/28/2025 16:56:33 81.31,-141.41 72.30 0.78 54
6 05/01/2025 01:37:42 -81.30, -92.07 108.38 05/01/2025 01:38:31 -81.30, -91.96 108.42 1.89 49
7 05/01/2025 02:28:24 81.30, 75.82 71.54 05/01/2025 02:27:48 81.30, 75.71 71.57 1.99 36
8 05/03/2025 11:08:39 -81.30, 125.17 109.09 05/03/2025 11:09:44 -81.30, 125.36 109.15 3.20 65
9 05/03/2025 11:59:22 81.30, -66.97 70.83 05/03/2025 11:59:02 81.30, -67.01 70.85 0.60 20

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 4/22/2025
SNOs_Map_NOAA-20_AQUA_20250422.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 04/22/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA