Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and AQUA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/22/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (AQUA) Time (AQUA) Lat,Lon (AQUA) SZA (AQUA ) Distance(km) Time Diff (sec)
1 09/25/2025 07:29:33 79.41, 59.58 80.40 09/25/2025 07:29:27 79.40, 59.62 80.39 1.03 6
2 09/27/2025 16:09:34 -79.58, 108.15 98.49 09/27/2025 16:10:45 -79.58, 108.06 98.49 1.81 71
3 09/27/2025 17:00:12 79.36, -82.61 81.27 09/27/2025 16:59:57 79.37, -82.69 81.28 1.91 15
4 09/30/2025 01:40:14 -79.59, -34.61 97.55 09/30/2025 01:41:14 -79.59, -34.57 97.56 0.79 60
5 09/30/2025 02:30:51 79.35, 134.88 82.18 09/30/2025 02:30:25 79.35, 134.91 82.18 0.74 26
6 10/02/2025 11:10:54 -79.58,-177.12 96.64 10/02/2025 11:11:42 -79.58,-177.01 96.65 2.32 48
7 10/02/2025 12:01:31 79.34, -7.67 83.10 10/02/2025 12:00:53 79.33, -7.57 83.09 2.30 38
8 10/04/2025 20:41:33 -79.55, 40.59 95.76 10/04/2025 20:42:08 -79.54, 40.73 95.77 2.88 35

Figure of FY3D and AQUA satellite orbits during SNOs since TLE Epoch: 9/22/2025
SNOs_Map_FY3D_AQUA_20250923.jpg

Download SNOs between FY3D and AQUA since TLE EPOCH: 09/22/2025 in txt file.

Historial Predications of SNOs between FY3D and AQUA