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: 10/14/2025
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 10/15/2025 16:19:49 -81.26, 51.49 85.69 10/15/2025 16:20:28 -81.25, 51.56 85.72 1.57 39
2 10/15/2025 17:10:33 81.25,-140.86 94.28 10/15/2025 17:09:45 81.25,-140.80 94.30 1.17 48
3 10/18/2025 01:50:40 -81.25, -90.82 84.89 10/18/2025 01:50:46 -81.26, -90.65 84.91 3.13 6
4 10/20/2025 10:30:47 81.25, -40.85 95.95 10/20/2025 10:31:46 81.26, -40.99 95.93 2.37 59
5 10/20/2025 11:21:31 -81.25, 126.82 84.10 10/20/2025 11:21:04 -81.26, 126.72 84.06 2.07 27
6 10/22/2025 20:01:39 81.26, 176.35 96.79 10/22/2025 20:02:03 81.25, 176.31 96.77 1.06 24
7 10/22/2025 20:52:23 -81.25, -15.98 83.26 10/22/2025 20:51:21 -81.25, -15.96 83.23 0.25 62
8 10/25/2025 05:32:30 81.25, 33.88 97.57 10/25/2025 05:32:18 81.25, 33.96 97.56 1.27 12
9 10/27/2025 14:12:37 -81.25, 83.73 81.63 10/27/2025 14:13:16 -81.25, 83.68 81.65 1.00 39

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 10/14/2025
SNOs_Map_NOAA-20_AQUA_20251015.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 10/14/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA