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: 10/2/2025
| 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 | 10/03/2025 | 19:17:47 | -76.32, 79.69 | 99.17 | 10/03/2025 | 19:18:16 | -76.33, 79.75 | 99.16 | 1.77 | 29 |
| 2 | 10/03/2025 | 20:08:31 | 76.27,-112.79 | 80.80 | 10/03/2025 | 20:07:43 | 76.27,-112.81 | 80.79 | 0.76 | 48 |
| 3 | 10/06/2025 | 11:34:24 | -76.30,-164.31 | 98.15 | 10/06/2025 | 11:34:47 | -76.31,-164.43 | 98.14 | 3.18 | 23 |
| 4 | 10/06/2025 | 12:25:09 | 76.30, 3.02 | 81.87 | 10/06/2025 | 12:24:13 | 76.29, 3.15 | 81.86 | 3.48 | 56 |
| 5 | 10/09/2025 | 03:51:02 | -76.34, -48.54 | 97.08 | 10/09/2025 | 03:51:16 | -76.35, -48.44 | 97.07 | 2.65 | 14 |
| 6 | 10/09/2025 | 04:41:46 | 76.30, 118.94 | 82.90 | 10/09/2025 | 04:40:43 | 76.27, 118.97 | 82.86 | 2.81 | 63 |
| 7 | 10/11/2025 | 19:17:02 | 76.73,-101.45 | 84.24 | 10/11/2025 | 19:18:10 | 76.64, -99.21 | 84.28 | 58.23 | 68 |
| 8 | 10/11/2025 | 20:07:38 | -76.35, 67.34 | 96.05 | 10/11/2025 | 20:07:44 | -76.33, 67.40 | 96.07 | 2.63 | 6 |
| 9 | 10/11/2025 | 20:58:22 | 76.31,-125.19 | 83.94 | 10/11/2025 | 20:57:10 | 76.31,-125.05 | 83.92 | 3.96 | 72 |
| 10 | 10/14/2025 | 11:33:31 | 76.40, 15.75 | 84.99 | 10/14/2025 | 11:34:43 | 76.39, 15.82 | 84.99 | 2.84 | 72 |
| 11 | 10/14/2025 | 12:24:14 | -76.33,-176.66 | 95.06 | 10/14/2025 | 12:24:12 | -76.32,-176.76 | 95.08 | 2.97 | 2 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/2/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 10/02/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8