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: 9/8/2025
| 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, -75.84 | 71.33 | 09/09/2025 | 17:39:19 | 76.20, -75.91 | 71.31 | 3.00 | 34 |
| 2 | 09/09/2025 | 18:29:28 | -76.20, 91.57 | 108.68 | 09/09/2025 | 18:28:47 | -76.17, 91.64 | 108.71 | 3.36 | 41 |
| 3 | 09/12/2025 | 09:55:23 | 76.22, 40.11 | 72.35 | 09/12/2025 | 09:55:46 | 76.23, 40.06 | 72.37 | 2.03 | 23 |
| 4 | 09/12/2025 | 10:46:06 | -76.19,-152.46 | 107.66 | 09/12/2025 | 10:45:14 | -76.20,-152.39 | 107.65 | 2.81 | 52 |
| 5 | 09/15/2025 | 02:12:02 | 76.21, 156.03 | 73.39 | 09/15/2025 | 02:12:14 | 76.23, 155.96 | 73.41 | 3.05 | 12 |
| 6 | 09/15/2025 | 03:02:45 | -76.18, -36.52 | 106.63 | 09/15/2025 | 03:01:43 | -76.16, -36.63 | 106.66 | 3.38 | 62 |
| 7 | 09/17/2025 | 17:38:02 | -76.51, 103.51 | 105.34 | 09/17/2025 | 17:39:13 | -76.39, 104.71 | 105.39 | 33.77 | 71 |
| 8 | 09/17/2025 | 18:28:41 | 76.22, -88.07 | 74.44 | 09/17/2025 | 18:28:42 | 76.22, -88.20 | 74.43 | 3.48 | 1 |
| 9 | 09/17/2025 | 19:19:24 | -76.18, 79.39 | 105.59 | 09/17/2025 | 19:18:10 | -76.20, 79.36 | 105.58 | 2.35 | 74 |
| 10 | 09/20/2025 | 09:54:36 | -76.29,-139.75 | 104.47 | 09/20/2025 | 09:55:42 | -76.30,-139.68 | 104.44 | 2.25 | 66 |
| 11 | 09/20/2025 | 10:45:20 | 76.23, 27.80 | 75.50 | 09/20/2025 | 10:45:09 | 76.23, 27.72 | 75.49 | 2.18 | 11 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/8/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/08/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8