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: 9/18/2025
| 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 | 09/20/2025 | 09:54:40 | -76.47,-140.45 | 104.32 | 09/20/2025 | 09:55:51 | -76.37,-139.53 | 104.37 | 26.81 | 71 |
| 2 | 09/20/2025 | 10:45:21 | 76.27, 27.65 | 75.53 | 09/20/2025 | 10:45:19 | 76.26, 27.76 | 75.52 | 3.15 | 2 |
| 3 | 09/20/2025 | 11:36:01 | -76.10,-164.41 | 104.60 | 09/20/2025 | 11:34:48 | -76.18,-164.85 | 104.55 | 14.93 | 73 |
| 4 | 09/23/2025 | 02:11:15 | -76.30, -23.87 | 103.41 | 09/23/2025 | 02:12:22 | -76.32, -23.79 | 103.37 | 3.36 | 67 |
| 5 | 09/23/2025 | 03:01:59 | 76.23, 143.69 | 76.56 | 09/23/2025 | 03:01:49 | 76.26, 143.64 | 76.58 | 3.16 | 10 |
| 6 | 09/23/2025 | 03:52:32 | -75.74, -47.25 | 103.83 | 09/23/2025 | 03:51:26 | -75.79, -50.17 | 103.94 | 80.06 | 66 |
| 7 | 09/25/2025 | 18:27:54 | -76.31, 92.01 | 102.34 | 09/25/2025 | 18:28:52 | -76.31, 92.05 | 102.33 | 1.09 | 58 |
| 8 | 09/25/2025 | 19:18:38 | 76.25,-100.45 | 77.63 | 09/25/2025 | 19:18:19 | 76.24,-100.53 | 77.61 | 2.31 | 19 |
| 9 | 09/28/2025 | 10:44:32 | -76.32,-152.13 | 101.28 | 09/28/2025 | 10:45:20 | -76.33,-152.01 | 101.25 | 3.39 | 48 |
| 10 | 09/28/2025 | 11:35:16 | 76.27, 15.39 | 78.70 | 09/28/2025 | 11:34:47 | 76.26, 15.40 | 78.68 | 0.91 | 29 |
| 11 | 10/01/2025 | 03:01:10 | -76.30, -36.12 | 100.24 | 10/01/2025 | 03:01:49 | -76.33, -36.11 | 100.20 | 4.05 | 39 |
| 12 | 10/01/2025 | 03:51:54 | 76.25, 131.38 | 79.74 | 10/01/2025 | 03:51:16 | 76.26, 131.29 | 79.73 | 2.76 | 38 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/18/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/18/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8