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 14:01:54 -76.52, 159.11 84.58 11/15/2025 14:02:59 -76.53, 159.22 84.54 3.42 65
2 11/15/2025 14:52:38 76.47, -33.40 95.40 11/15/2025 14:52:26 76.47, -33.36 95.40 1.33 12
3 11/15/2025 15:43:09 -75.88, 136.10 85.05 11/15/2025 15:42:05 -75.91, 132.48 85.24 98.05 64
4 11/18/2025 06:18:27 -76.52, -84.95 83.93 11/18/2025 06:19:24 -76.51, -84.98 83.93 1.32 57
5 11/18/2025 07:09:11 76.47, 82.53 96.05 11/18/2025 07:08:50 76.48, 82.59 96.06 1.95 21
6 11/20/2025 22:35:01 -76.53, 30.93 83.31 11/20/2025 22:35:48 -76.53, 31.02 83.29 2.27 47
7 11/20/2025 23:25:45 76.49,-161.58 96.67 11/20/2025 23:25:15 76.46,-161.59 96.64 2.97 30
8 11/23/2025 14:51:34 -76.52, 146.93 82.76 11/23/2025 14:52:12 -76.52, 146.87 82.75 1.59 38
9 11/23/2025 15:42:18 76.47, -45.58 97.22 11/23/2025 15:41:38 76.49, -45.58 97.23 2.43 40
10 11/26/2025 07:08:07 -76.51, -97.12 82.24 11/26/2025 07:08:35 -76.51, -97.24 82.24 3.18 28

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/13/2025
SNOs_Map_FY3D_LANDSAT-8_20251113.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