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: 9/7/2025
| 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 | 09/09/2025 | 17:38:45 | 76.23, -75.87 | 71.34 | 09/09/2025 | 17:39:18 | 76.24, -75.79 | 71.35 | 2.38 | 33 |
| 2 | 09/09/2025 | 18:29:27 | -76.16, 91.71 | 108.71 | 09/09/2025 | 18:28:47 | -76.16, 91.60 | 108.73 | 2.79 | 40 |
| 3 | 09/12/2025 | 09:55:24 | 76.22, 40.08 | 72.36 | 09/12/2025 | 09:55:47 | 76.21, 40.01 | 72.35 | 2.10 | 23 |
| 4 | 09/12/2025 | 10:46:07 | -76.19,-152.49 | 107.66 | 09/12/2025 | 10:45:15 | -76.19,-152.43 | 107.67 | 1.42 | 52 |
| 5 | 09/15/2025 | 02:12:02 | 76.22, 156.01 | 73.39 | 09/15/2025 | 02:12:14 | 76.21, 155.89 | 73.38 | 3.38 | 12 |
| 6 | 09/15/2025 | 03:02:45 | -76.18, -36.54 | 106.63 | 09/15/2025 | 03:01:42 | -76.19, -36.55 | 106.64 | 0.68 | 63 |
| 7 | 09/17/2025 | 17:38:01 | -76.46, 103.68 | 105.37 | 09/17/2025 | 17:39:12 | -76.40, 104.75 | 105.38 | 28.98 | 71 |
| 8 | 09/17/2025 | 18:28:41 | 76.22, -88.08 | 74.44 | 09/17/2025 | 18:28:41 | 76.23, -88.16 | 74.45 | 2.40 | 0 |
| 9 | 09/17/2025 | 19:19:23 | -76.13, 79.55 | 105.62 | 09/17/2025 | 19:18:10 | -76.16, 79.26 | 105.62 | 8.42 | 73 |
| 10 | 09/20/2025 | 09:54:36 | -76.29,-139.75 | 104.47 | 09/20/2025 | 09:55:41 | -76.30,-139.68 | 104.44 | 2.34 | 65 |
| 11 | 09/20/2025 | 10:45:20 | 76.23, 27.80 | 75.50 | 09/20/2025 | 10:45:08 | 76.23, 27.72 | 75.49 | 2.20 | 12 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/7/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/07/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8