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: 6/20/2025
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 06/21/2025 08:29:26 -79.58,-139.35 123.66 06/21/2025 08:29:48 -79.57,-139.20 123.67 3.07 22
2 06/21/2025 09:20:02 79.31, 30.32 55.99 06/21/2025 09:18:59 79.30, 30.38 55.99 1.32 63
3 06/23/2025 18:00:09 -79.59, 77.92 123.61 06/23/2025 18:00:48 -79.59, 77.96 123.62 0.80 39
4 06/23/2025 18:50:45 79.32,-112.42 56.04 06/23/2025 18:49:59 79.33,-112.48 56.05 1.27 46
5 06/26/2025 03:30:53 -79.63, -65.13 123.48 06/26/2025 03:31:48 -79.63, -65.03 123.50 2.14 55
6 06/26/2025 04:21:29 79.37, 104.54 56.17 06/26/2025 04:20:59 79.37, 104.53 56.17 0.30 30
7 06/28/2025 13:01:36 -79.65, 152.09 123.35 06/28/2025 13:02:47 -79.65, 152.13 123.37 0.83 71
8 06/28/2025 13:52:12 79.39, -38.25 56.30 06/28/2025 13:51:58 79.40, -38.33 56.31 1.72 14
9 06/30/2025 23:22:57 79.48, 178.40 56.56 06/30/2025 23:22:58 79.48, 178.42 56.56 0.41 1
10 07/03/2025 08:53:40 79.50, 35.57 56.78 07/03/2025 08:53:56 79.50, 35.56 56.77 0.20 16

Figure of FY3D and AQUA satellite orbits during SNOs since TLE Epoch: 6/20/2025
SNOs_Map_FY3D_AQUA_20250620.jpg

Download SNOs between FY3D and AQUA since TLE EPOCH: 06/20/2025 in txt file.

Historial Predications of SNOs between FY3D and AQUA