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: 8/24/2025
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 08/27/2025 08:15:36 76.63, 63.07 66.73 08/27/2025 08:16:42 76.57, 65.91 66.77 73.54 66
2 08/27/2025 09:06:09 -76.17,-127.84 113.67 08/27/2025 09:06:18 -76.15,-127.82 113.68 1.97 9
3 08/27/2025 09:56:54 76.12, 39.64 66.31 08/27/2025 09:55:44 76.14, 39.77 66.31 3.66 70
4 08/30/2025 00:32:07 76.23,-179.46 67.33 08/30/2025 00:33:18 76.19,-179.44 67.31 3.83 71
5 08/30/2025 01:22:49 -76.16, -11.89 112.72 08/30/2025 01:22:46 -76.17, -11.89 112.71 0.88 3
6 08/30/2025 02:13:27 75.80, 156.70 66.99 08/30/2025 02:12:18 75.85, 154.78 66.96 52.45 69
7 09/01/2025 16:48:47 76.22, -63.54 68.31 09/01/2025 16:49:45 76.24, -63.41 68.33 3.66 58
8 09/01/2025 17:39:29 -76.15, 104.04 111.75 09/01/2025 17:39:14 -76.16, 103.99 111.74 1.92 15
9 09/04/2025 09:05:27 76.22, 52.36 69.30 09/04/2025 09:06:13 76.22, 52.41 69.30 1.56 46
10 09/04/2025 09:56:09 -76.15,-140.05 110.75 09/04/2025 09:55:42 -76.15,-140.18 110.77 3.52 27
11 09/07/2025 01:22:06 76.23, 168.25 70.31 09/07/2025 01:22:39 76.23, 168.34 70.32 2.49 33

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/24/2025
SNOs_Map_FY3D_LANDSAT-8_20250825.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/24/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8