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: 10/27/2025
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 10/30/2025 13:13:08 76.40, -8.71 90.67 10/30/2025 13:13:40 76.40, -8.87 90.67 4.30 32
2 10/30/2025 14:03:52 -76.38, 158.71 89.35 10/30/2025 14:03:08 -76.38, 158.68 89.36 0.70 44
3 11/02/2025 05:29:43 76.43, 107.12 91.55 11/02/2025 05:30:08 76.44, 107.12 91.57 1.24 25
4 11/02/2025 06:20:27 -76.40, -85.45 88.46 11/02/2025 06:19:37 -76.37, -85.47 88.51 3.59 50
5 11/04/2025 21:46:19 76.46,-137.08 92.41 11/04/2025 21:46:37 76.45,-136.96 92.40 3.40 18
6 11/04/2025 22:37:02 -76.39, 30.52 87.64 11/04/2025 22:36:06 -76.38, 30.44 87.67 2.15 56
7 11/07/2025 14:02:54 76.46, -21.15 93.21 11/07/2025 14:03:06 76.43, -21.14 93.18 3.45 12
8 11/07/2025 14:53:37 -76.39, 146.45 86.84 11/07/2025 14:52:34 -76.41, 146.44 86.83 2.76 63
9 11/10/2025 05:28:54 -76.89, -74.27 85.70 11/10/2025 05:30:01 -76.80, -71.63 85.64 67.72 67
10 11/10/2025 06:19:29 76.47, 94.75 93.98 11/10/2025 06:19:34 76.44, 94.77 93.95 3.80 5

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/27/2025
SNOs_Map_FY3D_LANDSAT-8_20251028.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 10/27/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8