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: 4/8/2025
| 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 | 04/10/2025 | 09:24:14 | -75.64,-134.18 | 112.45 | 04/10/2025 | 09:24:34 | -75.64,-134.16 | 112.45 | 0.48 | 20 |
| 2 | 04/10/2025 | 10:14:59 | 75.59, 33.29 | 67.50 | 04/10/2025 | 10:14:01 | 75.57, 33.28 | 67.47 | 2.15 | 58 |
| 3 | 04/13/2025 | 00:50:18 | 75.80, 173.84 | 66.74 | 04/13/2025 | 00:51:30 | 75.71, 174.28 | 66.67 | 15.78 | 72 |
| 4 | 04/13/2025 | 01:40:58 | -75.64, -18.29 | 113.43 | 04/13/2025 | 01:40:59 | -75.63, -18.30 | 113.43 | 0.57 | 1 |
| 5 | 04/13/2025 | 02:31:39 | 75.40, 149.78 | 66.36 | 04/13/2025 | 02:30:28 | 75.46, 148.85 | 66.37 | 26.86 | 71 |
| 6 | 04/15/2025 | 17:07:00 | 75.67, -69.85 | 65.67 | 04/15/2025 | 17:07:55 | 75.71, -69.83 | 65.71 | 3.85 | 55 |
| 7 | 04/15/2025 | 17:57:43 | -75.65, 97.57 | 114.37 | 04/15/2025 | 17:57:24 | -75.63, 97.59 | 114.39 | 1.45 | 19 |
| 8 | 04/18/2025 | 09:23:45 | 75.70, 45.96 | 64.76 | 04/18/2025 | 09:24:20 | 75.67, 45.95 | 64.73 | 3.35 | 35 |
| 9 | 04/18/2025 | 10:14:27 | -75.62,-146.47 | 115.32 | 04/18/2025 | 10:13:48 | -75.65,-146.48 | 115.31 | 2.53 | 39 |
| 10 | 04/21/2025 | 01:40:29 | 75.69, 161.87 | 63.84 | 04/21/2025 | 01:40:43 | 75.69, 161.90 | 63.84 | 0.72 | 14 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/8/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/08/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8