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: 9/20/2025
| 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 | 09/23/2025 | 02:11:15 | -76.29, -23.83 | 103.41 | 09/23/2025 | 02:12:23 | -76.28, -23.93 | 103.41 | 2.58 | 68 |
| 2 | 09/23/2025 | 03:02:00 | 76.26, 143.57 | 76.58 | 09/23/2025 | 03:01:49 | 76.27, 143.67 | 76.59 | 2.48 | 11 |
| 3 | 09/23/2025 | 03:52:32 | -75.73, -47.21 | 103.84 | 09/23/2025 | 03:51:26 | -75.80, -50.15 | 103.93 | 80.72 | 66 |
| 4 | 09/25/2025 | 18:27:53 | -76.30, 92.04 | 102.35 | 09/25/2025 | 18:28:51 | -76.31, 92.03 | 102.33 | 0.72 | 58 |
| 5 | 09/25/2025 | 19:18:37 | 76.24,-100.41 | 77.62 | 09/25/2025 | 19:18:18 | 76.24,-100.54 | 77.61 | 3.47 | 19 |
| 6 | 09/28/2025 | 10:44:32 | -76.32,-152.11 | 101.28 | 09/28/2025 | 10:45:20 | -76.31,-152.08 | 101.28 | 1.41 | 48 |
| 7 | 09/28/2025 | 11:35:16 | 76.26, 15.42 | 78.69 | 09/28/2025 | 11:34:47 | 76.24, 15.34 | 78.66 | 3.05 | 29 |
| 8 | 10/01/2025 | 03:01:10 | -76.30, -36.13 | 100.24 | 10/01/2025 | 03:01:49 | -76.29, -36.25 | 100.25 | 3.40 | 39 |
| 9 | 10/01/2025 | 03:51:54 | 76.25, 131.38 | 79.74 | 10/01/2025 | 03:51:15 | 76.27, 131.31 | 79.74 | 2.90 | 39 |
| 10 | 10/03/2025 | 19:17:49 | -76.33, 79.67 | 99.17 | 10/03/2025 | 19:18:17 | -76.30, 79.66 | 99.19 | 3.36 | 28 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/20/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/20/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8