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: 10/17/2025
| 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 | 10/19/2025 | 20:06:45 | 76.40,-112.40 | 86.96 | 10/19/2025 | 20:07:42 | 76.39,-112.40 | 86.97 | 0.63 | 57 |
| 2 | 10/19/2025 | 20:57:29 | -76.38, 55.00 | 93.05 | 10/19/2025 | 20:57:10 | -76.37, 55.14 | 93.06 | 3.80 | 19 |
| 3 | 10/22/2025 | 12:23:21 | 76.39, 3.56 | 87.92 | 10/22/2025 | 12:24:09 | 76.41, 3.55 | 87.95 | 2.42 | 48 |
| 4 | 10/22/2025 | 13:14:05 | -76.36, 170.98 | 92.10 | 10/22/2025 | 13:13:38 | -76.34, 170.94 | 92.13 | 2.91 | 27 |
| 5 | 10/25/2025 | 04:39:56 | 76.39, 119.48 | 88.86 | 10/25/2025 | 04:40:35 | 76.41, 119.41 | 88.87 | 2.27 | 39 |
| 6 | 10/25/2025 | 05:30:40 | -76.36, -73.09 | 91.16 | 10/25/2025 | 05:30:03 | -76.38, -73.03 | 91.15 | 2.81 | 37 |
| 7 | 10/27/2025 | 20:56:32 | 76.40,-124.63 | 89.78 | 10/27/2025 | 20:57:01 | 76.42,-124.64 | 89.80 | 1.97 | 29 |
| 8 | 10/27/2025 | 21:47:16 | -76.37, 42.81 | 90.24 | 10/27/2025 | 21:46:30 | -76.35, 42.76 | 90.27 | 2.39 | 46 |
| 9 | 10/30/2025 | 13:13:08 | 76.42, -8.78 | 90.69 | 10/30/2025 | 13:13:27 | 76.41, -8.79 | 90.67 | 1.55 | 19 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/17/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 10/17/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8