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: 10/13/2025
| 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 | 10/14/2025 | 11:33:33 | 76.45, 15.56 | 85.03 | 10/14/2025 | 11:34:45 | 76.42, 15.91 | 85.03 | 9.70 | 72 |
| 2 | 10/14/2025 | 12:24:15 | -76.34,-176.71 | 95.05 | 10/14/2025 | 12:24:14 | -76.34,-176.71 | 95.05 | 0.42 | 1 |
| 3 | 10/14/2025 | 13:14:54 | 76.08, -8.41 | 84.76 | 10/14/2025 | 13:13:44 | 76.13, -9.74 | 84.73 | 36.21 | 70 |
| 4 | 10/17/2025 | 03:50:08 | 76.38, 131.77 | 85.97 | 10/17/2025 | 03:51:14 | 76.39, 131.71 | 85.99 | 2.24 | 66 |
| 5 | 10/17/2025 | 04:40:52 | -76.36, -60.83 | 94.04 | 10/17/2025 | 04:40:42 | -76.37, -60.74 | 94.03 | 2.66 | 10 |
| 6 | 10/19/2025 | 20:06:45 | 76.40,-112.40 | 86.97 | 10/19/2025 | 20:07:42 | 76.39,-112.41 | 86.96 | 1.33 | 57 |
| 7 | 10/19/2025 | 20:57:29 | -76.38, 55.01 | 93.05 | 10/19/2025 | 20:57:10 | -76.37, 55.14 | 93.06 | 3.53 | 19 |
| 8 | 10/22/2025 | 12:23:21 | 76.39, 3.57 | 87.92 | 10/22/2025 | 12:24:09 | 76.41, 3.54 | 87.94 | 2.27 | 48 |
| 9 | 10/22/2025 | 13:14:05 | -76.36, 171.00 | 92.10 | 10/22/2025 | 13:13:38 | -76.34, 170.94 | 92.13 | 2.70 | 27 |
| 10 | 10/25/2025 | 04:39:56 | 76.39, 119.51 | 88.85 | 10/25/2025 | 04:40:35 | 76.40, 119.41 | 88.87 | 3.19 | 39 |
| 11 | 10/25/2025 | 05:30:40 | -76.35, -73.05 | 91.17 | 10/25/2025 | 05:30:03 | -76.38, -73.02 | 91.15 | 3.32 | 37 |
| 12 | 10/27/2025 | 20:56:33 | 76.44,-124.75 | 89.81 | 10/27/2025 | 20:57:01 | 76.42,-124.65 | 89.80 | 3.32 | 28 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/13/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 10/13/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8