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: 11/10/2025
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 11/12/2025 00:41:46 81.25, 107.09 102.97 11/12/2025 00:42:04 81.25, 107.09 102.96 0.31 18
2 11/12/2025 01:32:30 -81.25, -85.24 77.07 11/12/2025 01:31:22 -81.24, -85.36 77.02 2.06 68
3 11/14/2025 09:22:02 -81.25, 157.04 76.41 11/14/2025 09:22:52 -81.25, 157.01 76.43 0.48 50
4 11/14/2025 10:12:46 81.25, -35.25 103.56 11/14/2025 10:12:09 81.25, -35.39 103.59 2.46 37
5 11/16/2025 18:53:03 -81.25, 14.30 75.80 11/16/2025 18:52:56 -81.25, 14.44 75.81 2.46 7
6 11/19/2025 03:33:18 81.25, 64.47 104.75 11/19/2025 03:33:40 81.26, 64.60 104.73 2.47 22
7 11/19/2025 04:24:03 -81.25,-128.11 75.26 11/19/2025 04:22:59 -81.24,-128.24 75.22 2.44 64
8 11/21/2025 12:13:34 -81.25, 114.38 74.71 11/21/2025 12:14:25 -81.25, 114.26 74.72 1.93 51
9 11/21/2025 13:04:18 81.25, -78.06 105.27 11/21/2025 13:03:42 81.24, -78.19 105.31 2.23 36

Figure of NOAA-21 and AQUA satellite orbits during SNOs since TLE Epoch: 11/10/2025
SNOs_Map_NOAA-21_AQUA_20251111.jpg

Download SNOs between NOAA-21 and AQUA since TLE EPOCH: 11/10/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and AQUA