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: 9/13/2025
| 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 | 09/15/2025 | 02:12:03 | 76.23, 155.96 | 73.40 | 09/15/2025 | 02:12:19 | 76.24, 155.97 | 73.42 | 1.52 | 16 |
| 2 | 09/15/2025 | 03:02:46 | -76.20, -36.61 | 106.61 | 09/15/2025 | 03:01:47 | -76.22, -36.48 | 106.60 | 3.69 | 59 |
| 3 | 09/17/2025 | 17:38:09 | -76.78, 102.40 | 105.10 | 09/17/2025 | 17:39:14 | -76.73, 105.84 | 105.00 | 87.78 | 65 |
| 4 | 09/17/2025 | 18:28:42 | 76.23, -88.12 | 74.45 | 09/17/2025 | 18:28:50 | 76.23, -88.19 | 74.45 | 2.00 | 8 |
| 5 | 09/17/2025 | 19:19:25 | -76.19, 79.33 | 105.57 | 09/17/2025 | 19:18:18 | -76.21, 79.37 | 105.57 | 2.09 | 67 |
| 6 | 09/20/2025 | 09:54:40 | -76.48,-140.46 | 104.31 | 09/20/2025 | 09:55:51 | -76.38,-139.49 | 104.36 | 27.53 | 71 |
| 7 | 09/20/2025 | 10:45:20 | 76.23, 27.79 | 75.50 | 09/20/2025 | 10:45:19 | 76.26, 27.77 | 75.53 | 3.36 | 1 |
| 8 | 09/20/2025 | 11:36:01 | -76.10,-164.42 | 104.60 | 09/20/2025 | 11:34:48 | -76.19,-164.82 | 104.54 | 14.58 | 73 |
| 9 | 09/23/2025 | 02:11:15 | -76.30, -23.88 | 103.40 | 09/23/2025 | 02:12:23 | -76.30, -23.87 | 103.40 | 0.46 | 68 |
| 10 | 09/23/2025 | 03:01:59 | 76.24, 143.67 | 76.56 | 09/23/2025 | 03:01:50 | 76.23, 143.54 | 76.54 | 3.81 | 9 |
| 11 | 09/23/2025 | 03:52:33 | -75.79, -47.40 | 103.79 | 09/23/2025 | 03:51:26 | -75.82, -50.10 | 103.91 | 73.49 | 67 |
| 12 | 09/25/2025 | 18:27:54 | -76.31, 92.01 | 102.34 | 09/25/2025 | 18:28:53 | -76.30, 92.01 | 102.34 | 0.83 | 59 |
| 13 | 09/25/2025 | 19:18:38 | 76.25,-100.46 | 77.63 | 09/25/2025 | 19:18:19 | 76.27,-100.43 | 77.65 | 2.86 | 19 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/13/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/13/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8