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: 8/14/2025
| 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 | 16:05:20 | -76.08, 127.52 | 115.72 | 08/21/2025 | 16:04:06 | -76.05, 126.85 | 115.78 | 18.12 | 74 |
| 2 | 08/21/2025 | 16:56:08 | 76.18, -65.51 | 64.38 | 08/21/2025 | 16:55:05 | 76.18, -65.46 | 64.37 | 1.37 | 63 |
| 3 | 08/21/2025 | 17:46:52 | -76.20, 101.74 | 115.60 | 08/21/2025 | 17:46:00 | -76.16, 101.75 | 115.64 | 4.17 | 52 |
| 4 | 08/21/2025 | 18:37:38 | 76.20, -90.96 | 64.42 | 08/21/2025 | 18:37:01 | 76.19, -90.88 | 64.41 | 2.19 | 37 |
| 5 | 08/21/2025 | 19:28:21 | -76.17, 76.45 | 115.60 | 08/21/2025 | 19:27:56 | -76.17, 76.33 | 115.60 | 3.40 | 25 |
| 6 | 08/21/2025 | 20:19:08 | 76.22,-116.41 | 64.46 | 08/21/2025 | 20:18:57 | 76.21,-116.31 | 64.45 | 3.10 | 11 |
| 7 | 08/21/2025 | 21:09:51 | -76.19, 51.00 | 115.55 | 08/21/2025 | 21:09:52 | -76.19, 50.90 | 115.56 | 2.72 | 1 |
| 8 | 08/21/2025 | 22:00:37 | 76.20,-141.70 | 64.47 | 08/21/2025 | 22:00:53 | 76.22,-141.74 | 64.49 | 2.96 | 16 |
| 9 | 08/21/2025 | 22:51:21 | -76.22, 25.55 | 115.51 | 08/21/2025 | 22:51:48 | -76.21, 25.48 | 115.52 | 2.26 | 27 |
| 10 | 08/21/2025 | 23:42:07 | 76.22,-167.15 | 64.51 | 08/21/2025 | 23:42:49 | 76.24,-167.16 | 64.53 | 2.12 | 42 |
| 11 | 08/22/2025 | 00:32:51 | -76.24, 0.10 | 115.47 | 08/22/2025 | 00:33:44 | -76.22, 0.05 | 115.48 | 2.14 | 53 |
| 12 | 08/22/2025 | 01:23:37 | 76.24, 167.40 | 64.55 | 08/22/2025 | 01:24:45 | 76.25, 167.41 | 64.58 | 1.48 | 68 |
| 13 | 08/22/2025 | 02:14:25 | -76.44, -26.02 | 115.27 | 08/22/2025 | 02:15:36 | -76.41, -24.71 | 115.24 | 34.46 | 71 |
Figure of FY3D and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/14/2025
Download SNOs between FY3D and NOAA-19 since TLE EPOCH: 08/14/2025 in txt file.
Historial Predications of SNOs between FY3D and NOAA-19