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: 10/16/2025
| 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 | 10/17/2025 | 03:50:09 | 76.40, 131.67 | 85.99 | 10/17/2025 | 03:51:14 | 76.42, 131.79 | 86.02 | 3.48 | 65 |
| 2 | 10/17/2025 | 04:40:52 | -76.34, -60.76 | 94.06 | 10/17/2025 | 04:40:43 | -76.34, -60.83 | 94.06 | 1.85 | 9 |
| 3 | 10/17/2025 | 05:31:24 | 75.75, 108.64 | 85.51 | 10/17/2025 | 05:30:20 | 75.79, 105.08 | 85.33 | 97.35 | 64 |
| 4 | 10/19/2025 | 20:06:44 | 76.38,-112.33 | 86.95 | 10/19/2025 | 20:07:41 | 76.42,-112.33 | 86.99 | 3.68 | 57 |
| 5 | 10/19/2025 | 20:57:28 | -76.36, 55.08 | 93.06 | 10/19/2025 | 20:57:10 | -76.34, 55.06 | 93.08 | 2.01 | 18 |
| 6 | 10/22/2025 | 12:23:21 | 76.42, 3.45 | 87.94 | 10/22/2025 | 12:24:09 | 76.39, 3.47 | 87.92 | 3.25 | 48 |
| 7 | 10/22/2025 | 13:14:04 | -76.35, 171.04 | 92.11 | 10/22/2025 | 13:13:37 | -76.37, 171.03 | 92.10 | 2.15 | 27 |
| 8 | 10/25/2025 | 04:39:57 | 76.42, 119.37 | 88.88 | 10/25/2025 | 04:40:36 | 76.39, 119.36 | 88.85 | 3.64 | 39 |
| 9 | 10/25/2025 | 05:30:40 | -76.35, -73.03 | 91.17 | 10/25/2025 | 05:30:04 | -76.37, -73.08 | 91.16 | 2.70 | 36 |
| 10 | 10/27/2025 | 20:56:33 | 76.43,-124.74 | 89.80 | 10/27/2025 | 20:57:02 | 76.41,-124.68 | 89.79 | 3.05 | 29 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/16/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 10/16/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8