Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between FY3D and NOAA-19 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/8/2025
| Index | Date (FY3D) | Time (FY3D) | Lat,Lon (FY3D) | SZA (FY3D ) | Date (NOAA-19) | Time (NOAA-19) | Lat,Lon (NOAA-19) | SZA (NOAA-19 ) | Distance(km) | Time Diff (sec) |
| 1 | 08/21/2025 | 16:05:19 | -76.01, 127.77 | 115.78 | 08/21/2025 | 16:04:07 | -75.99, 126.64 | 115.85 | 30.57 | 72 |
| 2 | 08/21/2025 | 16:56:08 | 76.16, -65.44 | 64.36 | 08/21/2025 | 16:55:05 | 76.15, -65.54 | 64.34 | 2.79 | 63 |
| 3 | 08/21/2025 | 17:46:52 | -76.17, 101.83 | 115.62 | 08/21/2025 | 17:45:59 | -76.19, 101.86 | 115.61 | 1.80 | 53 |
| 4 | 08/21/2025 | 18:37:38 | 76.18, -90.89 | 64.40 | 08/21/2025 | 18:37:01 | 76.17, -90.97 | 64.38 | 2.41 | 37 |
| 5 | 08/21/2025 | 19:28:22 | -76.19, 76.38 | 115.58 | 08/21/2025 | 19:27:55 | -76.20, 76.43 | 115.57 | 1.67 | 27 |
| 6 | 08/21/2025 | 20:19:08 | 76.20,-116.34 | 64.45 | 08/21/2025 | 20:18:57 | 76.18,-116.39 | 64.42 | 2.37 | 11 |
| 7 | 08/21/2025 | 21:09:51 | -76.21, 50.93 | 115.54 | 08/21/2025 | 21:09:50 | -76.22, 51.01 | 115.53 | 2.02 | 1 |
| 8 | 08/21/2025 | 22:00:37 | 76.22,-141.79 | 64.49 | 08/21/2025 | 22:00:52 | 76.20,-141.82 | 64.47 | 2.69 | 15 |
| 9 | 08/21/2025 | 22:51:21 | -76.23, 25.48 | 115.49 | 08/21/2025 | 22:51:46 | -76.23, 25.58 | 115.49 | 2.68 | 25 |
| 10 | 08/21/2025 | 23:42:07 | 76.24,-167.24 | 64.53 | 08/21/2025 | 23:42:48 | 76.22,-167.24 | 64.51 | 3.26 | 41 |
| 11 | 08/22/2025 | 00:32:51 | -76.26, 0.03 | 115.45 | 08/22/2025 | 00:33:42 | -76.25, 0.16 | 115.45 | 3.49 | 51 |
| 12 | 08/22/2025 | 01:23:36 | 76.22, 167.47 | 64.53 | 08/22/2025 | 01:24:44 | 76.23, 167.33 | 64.55 | 3.85 | 68 |
| 13 | 08/22/2025 | 02:14:23 | -76.37, -25.75 | 115.33 | 08/22/2025 | 02:15:36 | -76.35, -24.93 | 115.30 | 21.62 | 73 |
Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/8/2025
Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 08/08/2025 in txt file.
Historial Predications of SNOs between FY3D and NOAA-19