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: 4/4/2025
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 04/05/2025 18:21:42 81.32,-162.74 80.42 04/05/2025 18:21:44 81.33,-162.83 80.44 1.72 2
2 04/08/2025 03:52:35 81.32, 54.24 79.55 04/08/2025 03:53:15 81.33, 54.30 79.52 1.20 40
3 04/08/2025 04:43:20 -81.32,-138.20 100.50 04/08/2025 04:42:34 -81.32,-138.12 100.49 1.35 46
4 04/10/2025 14:14:12 -81.32, 79.10 101.41 04/10/2025 14:14:03 -81.32, 79.07 101.40 0.55 9
5 04/12/2025 23:45:04 -81.32, -63.69 102.29 04/12/2025 23:45:30 -81.32, -63.68 102.30 0.39 26
6 04/13/2025 00:35:47 81.32, 104.05 77.64 04/13/2025 00:34:48 81.32, 104.00 77.69 0.97 59
7 04/15/2025 09:15:56 -81.32, 153.43 103.14 04/15/2025 09:16:55 -81.33, 153.63 103.20 3.39 59
8 04/15/2025 10:06:39 81.32, -38.84 76.80 04/15/2025 10:06:13 81.33, -38.71 76.80 2.42 26

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 4/4/2025
SNOs_Map_NOAA-21_AQUA_20250404.jpg

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

Historial Predications of SNOs between NOAA-21 and AQUA