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: 10/27/2025
| 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 | 10/27/2025 | 20:56:33 | 76.42,-124.69 | 89.79 | 10/27/2025 | 20:57:10 | 76.40,-124.74 | 89.78 | 2.03 | 37 |
| 2 | 10/27/2025 | 21:47:17 | -76.39, 42.71 | 90.22 | 10/27/2025 | 21:46:38 | -76.38, 42.80 | 90.24 | 3.01 | 39 |
| 3 | 10/30/2025 | 13:13:08 | 76.43, -8.83 | 90.69 | 10/30/2025 | 13:13:39 | 76.41, -8.84 | 90.68 | 2.27 | 31 |
| 4 | 10/30/2025 | 14:03:51 | -76.36, 158.76 | 89.35 | 10/30/2025 | 14:03:07 | -76.39, 158.72 | 89.34 | 3.02 | 44 |
| 5 | 11/02/2025 | 05:29:43 | 76.41, 107.18 | 91.54 | 11/02/2025 | 05:30:08 | 76.44, 107.14 | 91.57 | 3.38 | 25 |
| 6 | 11/02/2025 | 06:20:27 | -76.39, -85.40 | 88.47 | 11/02/2025 | 06:19:37 | -76.37, -85.45 | 88.50 | 1.87 | 50 |
| 7 | 11/04/2025 | 21:46:19 | 76.45,-137.02 | 92.40 | 11/04/2025 | 21:46:37 | 76.45,-136.96 | 92.40 | 1.57 | 18 |
| 8 | 11/04/2025 | 22:37:02 | -76.37, 30.57 | 87.65 | 11/04/2025 | 22:36:06 | -76.38, 30.45 | 87.67 | 3.33 | 56 |
| 9 | 11/07/2025 | 14:02:54 | 76.45, -21.09 | 93.20 | 11/07/2025 | 14:03:06 | 76.42, -21.16 | 93.17 | 3.24 | 12 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/27/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 10/27/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8