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: 7/29/2025
| 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 | 07/31/2025 | 15:10:06 | 76.06, -39.15 | 58.00 | 07/31/2025 | 15:10:48 | 76.05, -39.27 | 57.99 | 3.46 | 42 |
| 2 | 07/31/2025 | 16:00:49 | -76.02, 128.32 | 122.03 | 07/31/2025 | 16:00:16 | -76.03, 128.28 | 122.03 | 1.10 | 33 |
| 3 | 08/03/2025 | 07:26:45 | 76.10, 76.63 | 58.72 | 08/03/2025 | 07:27:15 | 76.07, 76.68 | 58.70 | 3.30 | 30 |
| 4 | 08/03/2025 | 08:17:27 | -76.01,-115.75 | 121.35 | 08/03/2025 | 08:16:43 | -76.05,-115.76 | 121.32 | 3.77 | 44 |
| 5 | 08/05/2025 | 23:43:24 | 76.10,-167.46 | 59.45 | 08/05/2025 | 23:43:43 | 76.07,-167.43 | 59.42 | 2.79 | 19 |
| 6 | 08/06/2025 | 00:34:07 | -76.06, -0.00 | 120.58 | 08/06/2025 | 00:33:11 | -76.05, 0.14 | 120.59 | 3.88 | 56 |
| 7 | 08/08/2025 | 15:09:30 | -76.66, 139.00 | 119.31 | 08/08/2025 | 15:10:35 | -76.57, 142.43 | 119.29 | 88.90 | 65 |
| 8 | 08/08/2025 | 16:00:03 | 76.10, -51.56 | 60.21 | 08/08/2025 | 16:00:10 | 76.11, -51.44 | 60.22 | 3.46 | 7 |
| 9 | 08/08/2025 | 16:50:45 | -76.02, 116.05 | 119.86 | 08/08/2025 | 16:49:39 | -76.04, 115.99 | 119.85 | 2.87 | 66 |
| 10 | 08/11/2025 | 07:25:59 | -76.23,-103.43 | 118.91 | 08/11/2025 | 07:27:11 | -76.15,-103.04 | 118.96 | 13.24 | 72 |
| 11 | 08/11/2025 | 08:16:41 | 76.07, 64.47 | 60.97 | 08/11/2025 | 08:16:38 | 76.07, 64.35 | 60.97 | 3.38 | 3 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/29/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/29/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8