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: 11/23/2025
| 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 | 11/23/2025 | 14:51:34 | -76.52, 146.92 | 82.76 | 11/23/2025 | 14:52:32 | -76.52, 146.77 | 82.75 | 4.03 | 58 |
| 2 | 11/23/2025 | 15:42:19 | 76.51, -45.73 | 97.25 | 11/23/2025 | 15:41:58 | 76.50, -45.64 | 97.24 | 2.19 | 21 |
| 3 | 11/26/2025 | 07:08:08 | -76.53, -97.21 | 82.22 | 11/26/2025 | 07:09:00 | -76.56, -97.21 | 82.19 | 2.73 | 52 |
| 4 | 11/26/2025 | 07:58:52 | 76.48, 70.32 | 97.74 | 11/26/2025 | 07:58:27 | 76.49, 70.20 | 97.74 | 3.31 | 25 |
| 5 | 11/28/2025 | 23:24:42 | -76.56, 18.64 | 81.74 | 11/28/2025 | 23:25:29 | -76.53, 18.57 | 81.76 | 3.37 | 47 |
| 6 | 11/29/2025 | 00:15:26 | 76.50,-173.83 | 98.23 | 11/29/2025 | 00:14:55 | 76.51,-173.86 | 98.23 | 1.00 | 31 |
| 7 | 12/01/2025 | 15:41:15 | -76.54, 134.63 | 81.33 | 12/01/2025 | 15:41:56 | -76.58, 134.62 | 81.29 | 3.90 | 41 |
| 8 | 12/01/2025 | 16:32:00 | 76.53, -58.00 | 98.67 | 12/01/2025 | 16:31:23 | 76.51, -57.98 | 98.64 | 2.76 | 37 |
| 9 | 12/04/2025 | 07:57:48 | -76.58,-109.57 | 80.93 | 12/04/2025 | 07:58:23 | -76.56,-109.56 | 80.94 | 2.29 | 35 |
| 10 | 12/04/2025 | 08:48:32 | 76.52, 57.97 | 99.03 | 12/04/2025 | 08:47:49 | 76.53, 57.99 | 99.04 | 1.25 | 43 |
| 11 | 12/07/2025 | 00:14:21 | -76.58, 6.38 | 80.61 | 12/07/2025 | 00:14:50 | -76.56, 6.35 | 80.62 | 1.52 | 29 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/23/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 11/23/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8