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: 9/16/2025
| 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 | 09/17/2025 | 17:38:09 | -76.79, 102.36 | 105.10 | 09/17/2025 | 17:39:14 | -76.71, 105.78 | 105.02 | 87.54 | 65 |
| 2 | 09/17/2025 | 18:28:42 | 76.23, -88.14 | 74.45 | 09/17/2025 | 18:28:50 | 76.22, -88.23 | 74.44 | 2.80 | 8 |
| 3 | 09/17/2025 | 19:19:25 | -76.20, 79.30 | 105.56 | 09/17/2025 | 19:18:18 | -76.19, 79.31 | 105.59 | 1.11 | 67 |
| 4 | 09/20/2025 | 09:54:40 | -76.44,-140.32 | 104.34 | 09/20/2025 | 09:55:52 | -76.35,-139.57 | 104.38 | 21.95 | 72 |
| 5 | 09/20/2025 | 10:45:21 | 76.24, 27.76 | 75.51 | 09/20/2025 | 10:45:20 | 76.24, 27.70 | 75.50 | 1.62 | 1 |
| 6 | 09/20/2025 | 11:36:01 | -76.11,-164.45 | 104.59 | 09/20/2025 | 11:34:48 | -76.16,-164.90 | 104.57 | 13.40 | 73 |
| 7 | 09/23/2025 | 02:11:15 | -76.31, -23.91 | 103.40 | 09/23/2025 | 02:12:22 | -76.31, -23.84 | 103.38 | 1.94 | 67 |
| 8 | 09/23/2025 | 03:01:59 | 76.24, 143.65 | 76.57 | 09/23/2025 | 03:01:49 | 76.24, 143.58 | 76.56 | 1.76 | 10 |
| 9 | 09/23/2025 | 03:52:32 | -75.75, -47.28 | 103.82 | 09/23/2025 | 03:51:26 | -75.78, -50.21 | 103.95 | 80.11 | 66 |
| 10 | 09/25/2025 | 18:27:54 | -76.32, 91.98 | 102.34 | 09/25/2025 | 18:28:52 | -76.30, 92.01 | 102.34 | 2.18 | 58 |
| 11 | 09/25/2025 | 19:18:38 | 76.26,-100.48 | 77.63 | 09/25/2025 | 19:18:18 | 76.27,-100.43 | 77.65 | 2.48 | 20 |
| 12 | 09/28/2025 | 10:44:33 | -76.33,-152.15 | 101.27 | 09/28/2025 | 10:45:21 | -76.32,-152.05 | 101.27 | 2.87 | 48 |
| 13 | 09/28/2025 | 11:35:17 | 76.27, 15.37 | 78.70 | 09/28/2025 | 11:34:48 | 76.24, 15.36 | 78.67 | 3.27 | 29 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/16/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/16/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8