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: 10/18/2025
| 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 | 76.39,-112.34 | 86.95 | 10/19/2025 | 20:07:42 | 76.41,-112.35 | 86.99 | 2.57 | 57 |
| 2 | 10/19/2025 | 20:57:29 | -76.36, 55.06 | 93.06 | 10/19/2025 | 20:57:11 | -76.33, 55.03 | 93.10 | 3.63 | 18 |
| 3 | 10/22/2025 | 12:23:21 | 76.42, 3.45 | 87.94 | 10/22/2025 | 12:24:08 | 76.43, 3.59 | 87.96 | 3.66 | 47 |
| 4 | 10/22/2025 | 13:14:04 | -76.35, 171.04 | 92.11 | 10/22/2025 | 13:13:37 | -76.35, 170.98 | 92.12 | 1.55 | 27 |
| 5 | 10/25/2025 | 04:39:57 | 76.42, 119.39 | 88.88 | 10/25/2025 | 04:40:35 | 76.42, 119.45 | 88.88 | 1.49 | 38 |
| 6 | 10/25/2025 | 05:30:40 | -76.34, -73.02 | 91.17 | 10/25/2025 | 05:30:04 | -76.34, -73.16 | 91.19 | 3.71 | 36 |
| 7 | 10/27/2025 | 20:56:33 | 76.42,-124.71 | 89.80 | 10/27/2025 | 20:57:01 | 76.43,-124.63 | 89.81 | 2.11 | 28 |
| 8 | 10/27/2025 | 21:47:16 | -76.35, 42.90 | 90.26 | 10/27/2025 | 21:46:30 | -76.36, 42.78 | 90.27 | 3.35 | 46 |
| 9 | 10/30/2025 | 13:13:09 | 76.44, -8.83 | 90.70 | 10/30/2025 | 13:13:27 | 76.41, -8.79 | 90.67 | 3.37 | 18 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/18/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 10/18/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8