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: 7/12/2025
| 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 | 07/12/2025 | 22:04:13 | -76.00, 37.05 | 125.81 | 07/12/2025 | 22:04:49 | -76.02, 37.09 | 125.78 | 2.52 | 36 |
| 2 | 07/12/2025 | 22:54:57 | 75.94,-155.45 | 54.16 | 07/12/2025 | 22:54:16 | 75.95,-155.47 | 54.16 | 0.86 | 41 |
| 3 | 07/15/2025 | 14:20:53 | -76.00, 152.94 | 125.39 | 07/15/2025 | 14:21:20 | -76.01, 152.96 | 125.38 | 1.47 | 27 |
| 4 | 07/15/2025 | 15:11:37 | 75.95, -39.56 | 54.57 | 07/15/2025 | 15:10:47 | 75.94, -39.61 | 54.56 | 1.52 | 50 |
| 5 | 07/18/2025 | 06:37:33 | -76.01, -91.18 | 124.93 | 07/18/2025 | 06:37:51 | -76.00, -91.20 | 124.94 | 0.71 | 18 |
| 6 | 07/18/2025 | 07:28:17 | 75.96, 76.31 | 55.03 | 07/18/2025 | 07:27:17 | 75.98, 76.37 | 55.05 | 2.96 | 60 |
| 7 | 07/20/2025 | 22:03:38 | 76.48,-144.35 | 55.99 | 07/20/2025 | 22:04:45 | 76.39,-141.71 | 55.99 | 69.64 | 67 |
| 8 | 07/20/2025 | 22:54:12 | -76.02, 24.68 | 124.42 | 07/20/2025 | 22:54:20 | -76.04, 24.78 | 124.40 | 3.24 | 8 |
| 9 | 07/20/2025 | 23:44:56 | 75.97,-167.82 | 55.54 | 07/20/2025 | 23:43:47 | 75.96,-167.81 | 55.52 | 1.04 | 69 |
| 10 | 07/23/2025 | 14:20:10 | 76.14, -27.16 | 56.22 | 07/23/2025 | 14:21:22 | 76.08, -26.85 | 56.17 | 11.14 | 72 |
| 11 | 07/23/2025 | 15:10:52 | -76.04, 140.53 | 123.87 | 07/23/2025 | 15:10:51 | -76.01, 140.59 | 123.89 | 3.13 | 1 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/12/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/12/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8