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: 4/1/2025
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 04/02/2025 04:53:42 81.31, 38.84 81.86 04/02/2025 04:53:44 81.31, 38.64 81.89 3.26 2
2 04/04/2025 14:24:33 81.31,-104.04 80.95 04/04/2025 14:25:18 81.31,-104.23 80.95 3.30 45
3 04/04/2025 15:15:18 -81.31, 63.22 99.06 04/04/2025 15:14:37 -81.30, 63.38 99.06 2.60 41
4 04/07/2025 00:46:08 -81.31, -79.29 100.01 04/07/2025 00:46:09 -81.31, -79.29 100.01 0.51 1
5 04/09/2025 10:16:59 -81.31, 137.74 100.88 04/09/2025 10:17:40 -81.31, 137.85 100.92 1.71 41
6 04/09/2025 11:07:42 81.31, -54.28 79.01 04/09/2025 11:06:58 81.31, -54.46 79.07 3.13 44
7 04/11/2025 20:38:33 81.31, 162.64 78.17 04/11/2025 20:38:28 81.30, 162.47 78.20 3.03 5
8 04/14/2025 06:09:23 81.31, 19.89 77.30 04/14/2025 06:09:55 81.31, 19.99 77.26 1.86 32

Figure of NOAA-20 and AQUA satellite orbits during SNOs since TLE Epoch: 4/1/2025
SNOs_Map_NOAA-20_AQUA_20250401.jpg

Download SNOs between NOAA-20 and AQUA since TLE EPOCH: 04/01/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and AQUA