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 76.43, 119.34 88.88 10/25/2025 04:40:39 76.39, 119.35 88.86 3.96 42
2 10/25/2025 05:30:40 -76.36, -73.08 91.16 10/25/2025 05:30:07 -76.37, -73.10 91.17 0.95 33
3 10/27/2025 20:56:33 76.43,-124.76 89.80 10/27/2025 20:57:09 76.40,-124.75 89.78 3.69 36
4 10/27/2025 21:47:16 -76.36, 42.83 90.24 10/27/2025 21:46:37 -76.38, 42.81 90.24 1.68 39
5 10/30/2025 13:13:08 76.40, -8.71 90.67 10/30/2025 13:13:38 76.40, -8.85 90.67 3.64 30
6 10/30/2025 14:03:52 -76.38, 158.71 89.35 10/30/2025 14:03:06 -76.38, 158.71 89.35 0.90 46
7 11/02/2025 05:29:43 76.43, 107.13 91.55 11/02/2025 05:30:04 76.45, 107.19 91.58 3.08 21
8 11/02/2025 06:20:27 -76.40, -85.44 88.47 11/02/2025 06:19:33 -76.38, -85.40 88.49 1.66 54
9 11/04/2025 21:46:19 76.46,-137.06 92.41 11/04/2025 21:46:31 76.44,-136.95 92.40 3.20 12

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/23/2025
SNOs_Map_FY3D_LANDSAT-8_20251024.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