Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/23/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 10/25/2025 04:39:57 76.40, 119.47 88.86 10/25/2025 04:40:40 76.38, 119.32 88.85 3.98 43
2 10/25/2025 05:30:40 -76.37, -73.12 91.15 10/25/2025 05:30:07 -76.36, -73.12 91.17 1.28 33
3 10/27/2025 20:56:32 76.40,-124.63 89.78 10/27/2025 20:57:09 76.42,-124.68 89.80 2.41 37
4 10/27/2025 21:47:16 -76.38, 42.79 90.23 10/27/2025 21:46:38 -76.35, 42.72 90.27 3.13 38
5 10/30/2025 13:13:08 76.42, -8.77 90.68 10/30/2025 13:13:39 76.43, -8.78 90.70 1.24 31
6 10/30/2025 14:03:52 -76.39, 158.66 89.33 10/30/2025 14:03:08 -76.36, 158.63 89.37 3.14 44
7 11/02/2025 05:29:44 76.44, 107.07 91.56 11/02/2025 05:30:08 76.45, 107.18 91.59 3.25 24
8 11/02/2025 06:20:27 -76.37, -85.32 88.49 11/02/2025 06:19:37 -76.39, -85.40 88.48 3.15 50
9 11/04/2025 21:46:18 76.43,-136.95 92.39 11/04/2025 21:46:36 76.45,-136.95 92.41 2.23 18

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/23/2025
SNOs_Map_FY3D_LANDSAT-8_20251023.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 10/23/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8