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: 11/10/2025
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 11/12/2025 21:45:21 -76.60, 42.86 85.20 11/12/2025 21:46:33 -76.50, 43.23 85.26 14.20 72
2 11/12/2025 22:36:03 76.47,-149.32 94.71 11/12/2025 22:36:00 76.44,-149.35 94.68 3.59 3
3 11/12/2025 23:26:42 -76.23, 18.90 85.47 11/12/2025 23:25:31 -76.26, 17.72 85.52 31.59 71
4 11/15/2025 14:01:53 -76.49, 159.21 84.60 11/15/2025 14:03:00 -76.49, 159.07 84.59 3.50 67
5 11/15/2025 14:52:37 76.45, -33.31 95.39 11/15/2025 14:52:26 76.47, -33.35 95.40 2.39 11
6 11/15/2025 15:43:09 -75.90, 136.03 85.03 11/15/2025 15:42:04 -75.96, 132.65 85.18 91.76 65
7 11/18/2025 06:18:28 -76.53, -85.00 83.92 11/18/2025 06:19:26 -76.50, -85.01 83.94 3.58 58
8 11/18/2025 07:09:12 76.49, 82.48 96.06 11/18/2025 07:08:52 76.47, 82.55 96.05 2.36 20
9 11/20/2025 22:35:02 -76.53, 30.92 83.31 11/20/2025 22:35:51 -76.52, 30.96 83.31 1.61 49
10 11/20/2025 23:25:46 76.49,-161.59 96.67 11/20/2025 23:25:17 76.49,-161.49 96.68 2.79 29
11 11/23/2025 14:51:35 -76.55, 146.81 82.73 11/23/2025 14:52:15 -76.51, 146.83 82.75 3.76 40
12 11/23/2025 15:42:19 76.50, -45.71 97.25 11/23/2025 15:41:41 76.48, -45.62 97.22 3.09 38

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/10/2025
SNOs_Map_FY3D_LANDSAT-8_20251111.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 11/10/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8