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: 9/28/2025
| 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 | 10/01/2025 | 03:01:09 | -76.29, -36.09 | 100.25 | 10/01/2025 | 03:01:47 | -76.29, -36.25 | 100.25 | 4.13 | 38 |
| 2 | 10/01/2025 | 03:51:54 | 76.27, 131.28 | 79.76 | 10/01/2025 | 03:51:13 | 76.28, 131.34 | 79.75 | 1.78 | 41 |
| 3 | 10/03/2025 | 19:17:48 | -76.34, 79.65 | 99.16 | 10/03/2025 | 19:18:13 | -76.34, 79.81 | 99.15 | 4.24 | 25 |
| 4 | 10/03/2025 | 20:08:32 | 76.28,-112.84 | 80.81 | 10/03/2025 | 20:07:40 | 76.27,-112.77 | 80.80 | 1.99 | 52 |
| 5 | 10/06/2025 | 11:34:24 | -76.31,-164.32 | 98.15 | 10/06/2025 | 11:34:39 | -76.31,-164.41 | 98.15 | 2.36 | 15 |
| 6 | 10/06/2025 | 12:25:08 | 76.26, 3.17 | 81.84 | 10/06/2025 | 12:24:05 | 76.28, 3.16 | 81.85 | 2.98 | 63 |
| 7 | 10/09/2025 | 03:00:23 | 76.57, 143.25 | 83.09 | 10/09/2025 | 03:01:34 | 76.45, 144.33 | 83.04 | 31.09 | 71 |
| 8 | 10/09/2025 | 03:51:02 | -76.33, -48.50 | 97.09 | 10/09/2025 | 03:51:04 | -76.34, -48.43 | 97.08 | 1.99 | 2 |
| 9 | 10/09/2025 | 04:41:44 | 76.20, 119.30 | 82.82 | 10/09/2025 | 04:40:31 | 76.26, 118.97 | 82.85 | 11.03 | 73 |
| 10 | 10/11/2025 | 19:16:55 | 76.35, -99.97 | 83.94 | 10/11/2025 | 19:18:01 | 76.35,-100.12 | 83.94 | 4.05 | 66 |
| 11 | 10/11/2025 | 20:07:39 | -76.32, 67.45 | 96.07 | 10/11/2025 | 20:07:29 | -76.33, 67.45 | 96.07 | 0.39 | 10 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/28/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/28/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8