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: 11/4/2025
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 11/07/2025 06:30:23 -81.26,-160.41 78.33 11/07/2025 06:31:09 -81.26,-160.23 78.38 3.07 46
2 11/07/2025 07:21:07 81.25, 7.29 101.63 11/07/2025 07:20:26 81.25, 7.36 101.64 1.30 41
3 11/09/2025 16:01:12 -81.25, 57.24 77.69 11/09/2025 16:01:16 -81.26, 57.40 77.71 2.66 4
4 11/12/2025 00:41:18 81.26, 107.15 102.98 11/12/2025 00:42:06 81.25, 107.07 102.96 1.41 48
5 11/12/2025 01:32:02 -81.25, -85.14 77.07 11/12/2025 01:31:24 -81.25, -85.31 77.03 2.93 38
6 11/14/2025 10:12:08 81.25, -35.31 103.59 11/14/2025 10:12:12 81.26, -35.21 103.57 1.97 4
7 11/16/2025 18:52:14 -81.25, 14.67 75.82 11/16/2025 18:53:01 -81.26, 14.64 75.84 0.97 47

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/4/2025
SNOs_Map_NOAA-21_AQUA_20251105.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 11/04/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA