Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/11/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 06/11/2025 | 07:09:17 | -70.08,-111.32 | 133.08 | 06/11/2025 | 07:10:18 | -70.05,-111.27 | 133.12 | 3.30 | 61 |
| 2 | 06/11/2025 | 08:00:01 | 69.97, 56.16 | 46.81 | 06/11/2025 | 07:59:45 | 69.96, 56.24 | 46.79 | 3.35 | 16 |
| 3 | 06/11/2025 | 08:50:33 | -69.34,-135.60 | 133.85 | 06/11/2025 | 08:49:23 | -69.40,-136.89 | 133.75 | 50.72 | 70 |
| 4 | 06/13/2025 | 23:26:12 | -70.02, 4.54 | 133.30 | 06/13/2025 | 23:26:51 | -69.99, 4.52 | 133.33 | 3.39 | 39 |
| 5 | 06/14/2025 | 00:16:56 | 69.91, 172.02 | 46.59 | 06/14/2025 | 00:16:18 | 69.89, 172.02 | 46.58 | 2.36 | 38 |
| 6 | 06/16/2025 | 14:52:35 | 70.64, -47.98 | 47.26 | 06/16/2025 | 14:53:44 | 70.51, -46.48 | 47.08 | 57.27 | 69 |
| 7 | 06/16/2025 | 15:43:06 | -69.97, 120.40 | 133.45 | 06/16/2025 | 15:43:22 | -69.97, 120.36 | 133.45 | 1.56 | 16 |
| 8 | 06/16/2025 | 16:33:50 | 69.86, -72.13 | 46.43 | 06/16/2025 | 16:32:49 | 69.86, -72.14 | 46.45 | 0.83 | 61 |
| 9 | 06/19/2025 | 07:09:20 | 70.07, 68.70 | 46.60 | 06/19/2025 | 07:10:23 | 70.09, 68.77 | 46.61 | 3.49 | 63 |
| 10 | 06/19/2025 | 08:00:01 | -69.91,-123.75 | 133.56 | 06/19/2025 | 07:59:54 | -69.93,-123.82 | 133.55 | 3.07 | 7 |
| 11 | 06/19/2025 | 08:50:38 | 69.43, 44.26 | 45.94 | 06/19/2025 | 08:49:27 | 69.49, 43.22 | 46.04 | 41.17 | 71 |
| 12 | 06/21/2025 | 23:26:15 | 70.02,-175.46 | 46.55 | 06/21/2025 | 23:26:55 | 70.03,-175.44 | 46.55 | 1.18 | 40 |
| 13 | 06/22/2025 | 00:16:57 | -69.92, -7.99 | 133.56 | 06/22/2025 | 00:16:25 | -69.93, -7.95 | 133.55 | 1.77 | 32 |
| 14 | 06/24/2025 | 14:52:40 | -70.81, 131.74 | 132.57 | 06/24/2025 | 14:53:48 | -70.72, 133.81 | 132.74 | 76.53 | 68 |
| 15 | 06/24/2025 | 15:43:10 | 69.97, -59.62 | 46.55 | 06/24/2025 | 15:43:27 | 69.95, -59.67 | 46.52 | 3.17 | 17 |
| 16 | 06/24/2025 | 16:33:52 | -69.87, 107.85 | 133.56 | 06/24/2025 | 16:32:57 | -69.85, 107.83 | 133.58 | 2.45 | 55 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/11/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/11/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9