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: 11/1/2025
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 11/03/2025 17:05:01 -81.25, 40.89 79.40 11/03/2025 17:05:13 -81.25, 41.03 79.42 2.51 12
2 11/06/2025 01:45:17 81.25, 90.67 101.34 11/06/2025 01:46:04 81.24, 90.70 101.31 0.89 47
3 11/06/2025 02:36:01 -81.25,-101.75 78.69 11/06/2025 02:35:22 -81.24,-101.68 78.68 1.29 39
4 11/08/2025 11:16:17 81.24, -51.63 101.98 11/08/2025 11:16:12 81.25, -51.66 101.99 0.82 5
5 11/10/2025 19:56:33 -81.24, -1.78 77.35 11/10/2025 19:57:03 -81.24, -1.96 77.34 3.14 30
6 11/10/2025 20:47:18 81.24, 165.64 102.65 11/10/2025 20:46:20 81.23, 165.57 102.69 1.63 58
7 11/13/2025 04:36:50 81.25, 47.84 103.35 11/13/2025 04:37:51 81.24, 48.00 103.29 2.84 61
8 11/13/2025 05:27:34 -81.24,-144.53 76.69 11/13/2025 05:27:09 -81.24,-144.36 76.70 2.92 25

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 11/1/2025
SNOs_Map_NOAA-20_AQUA_20251102.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 11/01/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA