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: 9/21/2025
| 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 | 09/23/2025 | 02:11:15 | -76.30, -23.87 | 103.41 | 09/23/2025 | 02:12:22 | -76.32, -23.81 | 103.37 | 2.73 | 67 |
| 2 | 09/23/2025 | 03:02:00 | 76.27, 143.54 | 76.59 | 09/23/2025 | 03:01:49 | 76.26, 143.63 | 76.58 | 3.21 | 11 |
| 3 | 09/23/2025 | 03:52:32 | -75.74, -47.25 | 103.83 | 09/23/2025 | 03:51:26 | -75.79, -50.18 | 103.94 | 80.48 | 66 |
| 4 | 09/25/2025 | 18:27:54 | -76.31, 92.00 | 102.34 | 09/25/2025 | 18:28:52 | -76.29, 91.99 | 102.35 | 2.13 | 58 |
| 5 | 09/25/2025 | 19:18:38 | 76.25,-100.45 | 77.63 | 09/25/2025 | 19:18:18 | 76.27,-100.43 | 77.65 | 3.09 | 20 |
| 6 | 09/28/2025 | 10:44:31 | -76.28,-151.99 | 101.31 | 09/28/2025 | 10:45:20 | -76.29,-152.14 | 101.30 | 3.89 | 49 |
| 7 | 09/28/2025 | 11:35:16 | 76.27, 15.37 | 78.70 | 09/28/2025 | 11:34:46 | 76.27, 15.44 | 78.70 | 1.70 | 30 |
| 8 | 10/01/2025 | 03:01:10 | -76.31, -36.17 | 100.23 | 10/01/2025 | 03:01:48 | -76.31, -36.17 | 100.22 | 0.56 | 38 |
| 9 | 10/01/2025 | 03:51:54 | 76.26, 131.34 | 79.74 | 10/01/2025 | 03:51:15 | 76.24, 131.24 | 79.71 | 3.22 | 39 |
| 10 | 10/03/2025 | 19:17:48 | -76.30, 79.79 | 99.19 | 10/03/2025 | 19:18:16 | -76.32, 79.72 | 99.17 | 2.87 | 28 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/21/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/21/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8