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: 5/4/2025
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 05/05/2025 21:30:20 81.30, 150.22 70.15 05/05/2025 21:30:17 81.29, 150.12 70.17 1.99 3
2 05/08/2025 07:01:18 81.30, 7.33 69.52 05/08/2025 07:01:29 81.30, 7.45 69.49 2.06 11
3 05/08/2025 07:51:44 -81.19,-177.80 111.58 05/08/2025 07:50:31 -81.53,-178.39 111.31 38.51 73
4 05/10/2025 16:32:15 81.30,-135.21 68.86 05/10/2025 16:32:40 81.30,-135.30 68.86 1.63 25
5 05/10/2025 17:22:59 -81.30, 32.70 111.24 05/10/2025 17:21:58 -81.30, 32.52 111.18 3.09 61
6 05/13/2025 02:03:12 81.30, 82.19 68.24 05/13/2025 02:03:49 81.31, 82.25 68.21 1.24 37
7 05/13/2025 02:53:57 -81.30,-110.27 111.81 05/13/2025 02:53:08 -81.30,-110.30 111.77 0.55 49
8 05/15/2025 11:34:10 81.30, -60.85 67.72 05/15/2025 11:34:58 81.30, -60.68 67.66 2.83 48
9 05/15/2025 12:24:54 -81.30, 107.10 112.39 05/15/2025 12:24:16 -81.31, 107.18 112.37 1.65 38
10 05/17/2025 21:05:06 81.30, 156.84 67.12 05/17/2025 21:06:05 81.30, 156.69 67.11 2.63 59

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 5/4/2025
SNOs_Map_NOAA-20_AQUA_20250504.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 05/04/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA