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: 11/11/2025
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 -76.59, 42.89 85.21 11/12/2025 21:46:33 -76.51, 43.24 85.26 12.82 72
2 11/12/2025 22:36:03 76.46,-149.29 94.70 11/12/2025 22:36:00 76.44,-149.34 94.68 2.43 3
3 11/12/2025 23:26:42 -76.22, 18.93 85.48 11/12/2025 23:25:31 -76.27, 17.73 85.51 32.31 71
4 11/15/2025 14:01:54 -76.53, 159.07 84.57 11/15/2025 14:02:59 -76.53, 159.21 84.54 3.74 65
5 11/15/2025 14:52:38 76.49, -33.45 95.41 11/15/2025 14:52:26 76.46, -33.37 95.39 3.16 12
6 11/15/2025 15:43:09 -75.89, 136.06 85.04 11/15/2025 15:42:05 -75.90, 132.48 85.24 97.17 64
7 11/18/2025 06:18:28 -76.52, -84.96 83.92 11/18/2025 06:19:25 -76.52, -84.93 83.91 1.02 57
8 11/18/2025 07:09:12 76.48, 82.51 96.06 11/18/2025 07:08:52 76.45, 82.48 96.02 3.22 20
9 11/20/2025 22:35:02 -76.52, 30.96 83.31 11/20/2025 22:35:50 -76.53, 30.98 83.30 0.60 48
10 11/20/2025 23:25:46 76.48,-161.56 96.67 11/20/2025 23:25:16 76.50,-161.47 96.68 3.13 30
11 11/23/2025 14:51:35 -76.54, 146.84 82.74 11/23/2025 14:52:13 -76.54, 146.93 82.72 2.47 38
12 11/23/2025 15:42:19 76.49, -45.68 97.24 11/23/2025 15:41:40 76.46, -45.68 97.20 3.40 39

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/11/2025
SNOs_Map_FY3D_LANDSAT-8_20251112.jpg

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

Historial Predications of SNOs between FY3D and LANDSAT-8