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: 11/22/2025
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 11/23/2025 14:51:35 -76.53, 146.87 82.75 11/23/2025 14:52:32 -76.55, 146.89 82.71 2.76 57
2 11/23/2025 15:42:19 76.48, -45.61 97.23 11/23/2025 15:41:59 76.49, -45.69 97.23 2.57 20
3 11/26/2025 07:08:08 -76.55, -97.26 82.21 11/26/2025 07:09:00 -76.55, -97.25 82.20 0.17 52
4 11/26/2025 07:58:52 76.49, 70.26 97.76 11/26/2025 07:58:27 76.48, 70.16 97.73 3.15 25
5 11/28/2025 23:24:42 -76.57, 18.58 81.72 11/28/2025 23:25:28 -76.57, 18.70 81.72 3.05 46
6 11/29/2025 00:15:26 76.52,-173.89 98.24 11/29/2025 00:14:55 76.50,-173.90 98.21 2.33 31
7 12/01/2025 15:41:15 -76.56, 134.57 81.31 12/01/2025 15:41:56 -76.57, 134.58 81.30 0.83 41
8 12/01/2025 16:31:59 76.50, -57.90 98.65 12/01/2025 16:31:23 76.49, -58.02 98.63 3.54 36
9 12/04/2025 07:57:48 -76.55,-109.46 80.95 12/04/2025 07:58:24 -76.54,-109.61 80.96 3.84 36

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/22/2025
SNOs_Map_FY3D_LANDSAT-8_20251122.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 11/22/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8