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: 11/13/2025
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 11/15/2025 14:01:53 -76.50, 159.19 84.59 11/15/2025 14:03:04 -76.50, 159.09 84.58 2.55 71
2 11/15/2025 14:52:37 76.45, -33.33 95.39 11/15/2025 14:52:30 76.48, -33.32 95.42 3.48 7
3 11/15/2025 15:43:13 -76.08, 135.37 84.89 11/15/2025 15:42:05 -76.12, 133.13 85.00 60.04 68
4 11/18/2025 06:18:28 -76.54, -85.06 83.90 11/18/2025 06:19:33 -76.53, -84.93 83.90 3.65 65
5 11/18/2025 07:09:11 76.46, 82.60 96.04 11/18/2025 07:09:00 76.46, 82.48 96.04 3.15 11
6 11/18/2025 07:59:43 -75.91,-108.06 84.38 11/18/2025 07:58:39 -75.91,-111.65 84.59 97.18 64
7 11/20/2025 22:35:01 -76.52, 30.98 83.32 11/20/2025 22:36:02 -76.51, 30.86 83.32 3.35 61
8 11/20/2025 23:25:45 76.47,-161.53 96.66 11/20/2025 23:25:28 76.48,-161.58 96.66 1.46 17
9 11/23/2025 14:51:34 -76.55, 146.79 82.73 11/23/2025 14:52:28 -76.52, 146.79 82.75 3.85 54
10 11/23/2025 15:42:18 76.51, -45.71 97.25 11/23/2025 15:41:54 76.49, -45.66 97.23 2.34 24
11 11/26/2025 07:08:07 -76.55, -97.28 82.21 11/26/2025 07:08:53 -76.56, -97.15 82.18 3.46 46
12 11/26/2025 07:58:51 76.51, 70.22 97.77 11/26/2025 07:58:20 76.49, 70.22 97.74 2.44 31

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/13/2025
SNOs_Map_FY3D_LANDSAT-8_20251114.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 11/13/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8