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: 10/17/2025
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 10/18/2025 01:50:50 -81.26, -91.01 84.87 10/18/2025 01:50:46 -81.25, -90.85 84.89 2.73 4
2 10/20/2025 10:31:07 81.25, -40.97 95.95 10/20/2025 10:31:45 81.26, -40.93 95.93 0.77 38
3 10/20/2025 11:21:51 -81.25, 126.70 84.09 10/20/2025 11:21:03 -81.26, 126.75 84.07 1.45 48
4 10/22/2025 20:02:08 81.25, 176.70 96.72 10/22/2025 20:02:01 81.26, 176.54 96.75 2.84 7
5 10/25/2025 04:42:25 -81.25,-133.44 82.47 10/25/2025 04:42:59 -81.26,-133.62 82.46 3.09 34
6 10/25/2025 05:33:10 81.25, 33.93 97.54 10/25/2025 05:32:16 81.25, 33.92 97.57 0.45 54
7 10/27/2025 13:22:43 81.26, -83.92 98.38 10/27/2025 13:23:55 81.25, -84.05 98.35 2.40 72
8 10/27/2025 14:13:27 -81.25, 83.75 81.66 10/27/2025 14:13:13 -81.25, 83.67 81.65 1.28 14
9 10/29/2025 22:53:44 81.25, 133.61 99.12 10/29/2025 22:54:07 81.25, 133.51 99.12 1.75 23

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 10/17/2025
SNOs_Map_NOAA-20_AQUA_20251017.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 10/17/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA