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: 9/23/2025
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 09/25/2025 18:27:53 -76.29, 92.08 102.36 09/25/2025 18:28:51 -76.31, 92.03 102.33 2.22 58
2 09/25/2025 19:18:38 76.27,-100.53 77.64 09/25/2025 19:18:18 76.24,-100.53 77.61 2.84 20
3 09/28/2025 10:44:32 -76.31,-152.10 101.28 09/28/2025 10:45:19 -76.33,-152.01 101.26 2.83 47
4 09/28/2025 11:35:16 76.25, 15.43 78.69 09/28/2025 11:34:46 76.26, 15.41 78.69 0.93 30
5 10/01/2025 03:01:09 -76.31, -36.15 100.24 10/01/2025 03:01:46 -76.32, -36.16 100.22 1.26 37
6 10/01/2025 03:51:53 76.25, 131.36 79.74 10/01/2025 03:51:13 76.25, 131.25 79.72 2.95 40
7 10/03/2025 19:17:47 -76.31, 79.76 99.19 10/03/2025 19:18:13 -76.32, 79.74 99.17 1.59 26
8 10/03/2025 20:08:31 76.26,-112.75 80.79 10/03/2025 20:07:40 76.25,-112.86 80.76 3.20 51
9 10/06/2025 11:34:25 -76.32,-164.36 98.14 10/06/2025 11:34:39 -76.34,-164.31 98.11 2.66 14

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/23/2025
SNOs_Map_FY3D_LANDSAT-8_20250924.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/23/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8