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: 8/9/2025
| 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 | 08/11/2025 | 07:26:11 | -76.34,-103.89 | 118.81 | 08/11/2025 | 07:27:22 | -76.22,-102.87 | 118.88 | 29.55 | 71 |
| 2 | 08/11/2025 | 08:16:51 | 76.08, 64.39 | 60.97 | 08/11/2025 | 08:16:50 | 76.11, 64.41 | 61.01 | 3.94 | 1 |
| 3 | 08/11/2025 | 09:07:32 | -75.96,-127.87 | 119.12 | 08/11/2025 | 09:06:19 | -76.04,-128.19 | 119.07 | 12.34 | 73 |
| 4 | 08/13/2025 | 23:42:47 | -76.12, 12.82 | 118.18 | 08/13/2025 | 23:43:54 | -76.14, 12.73 | 118.16 | 2.92 | 67 |
| 5 | 08/14/2025 | 00:33:32 | 76.08,-179.73 | 61.80 | 08/14/2025 | 00:33:21 | 76.07,-179.85 | 61.78 | 3.55 | 11 |
| 6 | 08/14/2025 | 01:24:04 | -75.55, -10.60 | 118.65 | 08/14/2025 | 01:22:58 | -75.60, -13.61 | 118.72 | 83.49 | 66 |
| 7 | 08/16/2025 | 15:59:28 | -76.13, 128.68 | 117.33 | 08/16/2025 | 16:00:24 | -76.13, 128.59 | 117.33 | 2.54 | 56 |
| 8 | 08/16/2025 | 16:50:13 | 76.09, -63.87 | 62.65 | 08/16/2025 | 16:49:50 | 76.11, -63.84 | 62.66 | 1.67 | 23 |
| 9 | 08/19/2025 | 08:16:09 | -76.15,-115.46 | 116.44 | 08/19/2025 | 08:16:53 | -76.16,-115.45 | 116.43 | 1.32 | 44 |
| 10 | 08/19/2025 | 09:06:54 | 76.11, 51.98 | 63.54 | 08/19/2025 | 09:06:20 | 76.08, 51.96 | 63.51 | 2.95 | 34 |
| 11 | 08/22/2025 | 00:32:49 | -76.16, 0.38 | 115.53 | 08/22/2025 | 00:33:21 | -76.17, 0.47 | 115.52 | 2.51 | 32 |
Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/9/2025
Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/09/2025 in txt file.
Historial Predications of SNOs between FY3D and LANDSAT-8