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: 10/27/2025
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 10/29/2025 22:53:44 81.25, 133.60 99.12 10/29/2025 22:54:08 81.25, 133.68 99.10 1.46 24
2 10/29/2025 23:44:28 -81.24, -58.81 80.91 10/29/2025 23:43:26 -81.25, -58.68 80.89 2.30 62
3 11/01/2025 07:34:00 -81.25,-176.79 80.09 11/01/2025 07:35:02 -81.25,-176.61 80.15 3.20 62
4 11/01/2025 08:24:44 81.25, -8.96 99.86 11/01/2025 08:24:19 81.24, -9.04 99.88 1.50 25
5 11/03/2025 17:05:00 -81.25, 41.00 79.41 11/03/2025 17:05:12 -81.25, 41.02 79.42 0.75 12
6 11/06/2025 01:45:17 81.25, 90.73 101.33 11/06/2025 01:46:03 81.25, 90.93 101.28 3.41 46
7 11/06/2025 02:36:01 -81.24,-101.65 78.70 11/06/2025 02:35:22 -81.24,-101.79 78.67 2.56 39
8 11/08/2025 11:16:17 81.24, -51.58 101.98 11/08/2025 11:16:11 81.25, -51.55 101.98 1.32 6
9 11/10/2025 19:56:34 -81.25, -2.13 77.30 11/10/2025 19:57:02 -81.24, -1.98 77.34 2.78 28

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 10/27/2025
SNOs_Map_NOAA-20_AQUA_20251028.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 10/27/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA