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: 9/30/2025
| 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 | 10/01/2025 | 03:01:10 | -76.32, -36.20 | 100.23 | 10/01/2025 | 03:01:47 | -76.31, -36.20 | 100.23 | 1.33 | 37 |
| 2 | 10/01/2025 | 03:51:54 | 76.26, 131.33 | 79.74 | 10/01/2025 | 03:51:14 | 76.24, 131.23 | 79.71 | 3.17 | 40 |
| 3 | 10/03/2025 | 19:17:47 | -76.32, 79.69 | 99.17 | 10/03/2025 | 19:18:13 | -76.30, 79.68 | 99.19 | 2.12 | 26 |
| 4 | 10/03/2025 | 20:08:31 | 76.27,-112.79 | 80.80 | 10/03/2025 | 20:07:39 | 76.29,-112.74 | 80.81 | 2.32 | 52 |
| 5 | 10/06/2025 | 11:34:25 | -76.34,-164.45 | 98.12 | 10/06/2025 | 11:34:39 | -76.31,-164.39 | 98.14 | 3.24 | 14 |
| 6 | 10/06/2025 | 12:25:09 | 76.29, 3.04 | 81.86 | 10/06/2025 | 12:24:05 | 76.29, 3.18 | 81.86 | 3.63 | 64 |
| 7 | 10/09/2025 | 03:00:23 | 76.57, 143.28 | 83.09 | 10/09/2025 | 03:01:34 | 76.46, 144.34 | 83.05 | 30.18 | 71 |
| 8 | 10/09/2025 | 03:51:02 | -76.32, -48.47 | 97.10 | 10/09/2025 | 03:51:04 | -76.34, -48.42 | 97.08 | 2.03 | 2 |
| 9 | 10/09/2025 | 04:41:44 | 76.19, 119.33 | 82.82 | 10/09/2025 | 04:40:31 | 76.26, 118.99 | 82.85 | 12.12 | 73 |
| 10 | 10/11/2025 | 19:16:56 | 76.39,-100.12 | 83.97 | 10/11/2025 | 19:18:00 | 76.39, -99.97 | 84.00 | 4.09 | 64 |
| 11 | 10/11/2025 | 20:07:39 | -76.32, 67.46 | 96.08 | 10/11/2025 | 20:07:29 | -76.32, 67.44 | 96.08 | 0.61 | 10 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/30/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/30/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8