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: 10/26/2025
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 10/27/2025 13:22:42 81.25, -83.76 98.35 10/27/2025 13:23:55 81.25, -83.90 98.33 2.38 73
2 10/27/2025 14:13:26 -81.25, 83.84 81.68 10/27/2025 14:13:13 -81.25, 83.75 81.66 1.66 13
3 10/29/2025 22:53:44 81.25, 133.34 99.16 10/29/2025 22:54:08 81.24, 133.44 99.13 2.09 24
4 10/29/2025 23:44:28 -81.25, -59.05 80.88 10/29/2025 23:43:26 -81.24, -58.90 80.87 2.68 62
5 11/01/2025 07:33:59 -81.25,-176.27 80.16 11/01/2025 07:35:02 -81.26,-176.44 80.16 3.01 63
6 11/01/2025 08:24:44 81.24, -8.84 99.85 11/01/2025 08:24:19 81.25, -8.89 99.87 0.98 25
7 11/03/2025 17:05:01 -81.25, 40.73 79.38 11/03/2025 17:05:13 -81.24, 40.82 79.40 1.78 12
8 11/06/2025 01:45:17 81.25, 90.82 101.32 11/06/2025 01:46:04 81.25, 90.73 101.31 1.49 47
9 11/06/2025 02:36:01 -81.24,-101.55 78.72 11/06/2025 02:35:22 -81.25,-101.59 78.69 0.69 39

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 10/26/2025
SNOs_Map_NOAA-20_AQUA_20251026.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 10/26/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA