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: 6/9/2025
| 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 | -70.06,-111.29 | 133.10 | 06/11/2025 | 07:10:18 | -70.07,-111.24 | 133.10 | 2.38 | 61 |
| 2 | 06/11/2025 | 08:00:01 | 69.95, 56.19 | 46.79 | 06/11/2025 | 07:59:46 | 69.92, 56.19 | 46.76 | 3.39 | 15 |
| 3 | 06/11/2025 | 08:50:34 | -69.38,-135.65 | 133.82 | 06/11/2025 | 08:49:23 | -69.42,-136.86 | 133.73 | 47.56 | 71 |
| 4 | 06/13/2025 | 23:26:11 | -70.00, 4.57 | 133.31 | 06/13/2025 | 23:26:50 | -70.01, 4.54 | 133.31 | 1.57 | 39 |
| 5 | 06/14/2025 | 00:16:55 | 69.89, 172.04 | 46.58 | 06/14/2025 | 00:16:17 | 69.91, 172.04 | 46.59 | 1.65 | 38 |
| 6 | 06/16/2025 | 14:52:35 | 70.63, -47.96 | 47.24 | 06/16/2025 | 14:53:44 | 70.53, -46.46 | 47.09 | 56.35 | 69 |
| 7 | 06/16/2025 | 15:43:07 | -70.00, 120.35 | 133.42 | 06/16/2025 | 15:43:22 | -69.99, 120.38 | 133.44 | 2.07 | 15 |
| 8 | 06/16/2025 | 16:33:51 | 69.89, -72.18 | 46.47 | 06/16/2025 | 16:32:49 | 69.88, -72.12 | 46.46 | 2.83 | 62 |
| 9 | 06/19/2025 | 07:09:20 | 70.05, 68.72 | 46.58 | 06/19/2025 | 07:10:24 | 70.05, 68.71 | 46.57 | 0.58 | 64 |
| 10 | 06/19/2025 | 08:00:02 | -69.95,-123.81 | 133.52 | 06/19/2025 | 07:59:54 | -69.94,-123.80 | 133.53 | 0.63 | 8 |
| 11 | 06/19/2025 | 08:50:38 | 69.42, 44.28 | 45.93 | 06/19/2025 | 08:49:27 | 69.50, 43.24 | 46.05 | 41.91 | 71 |
| 12 | 06/21/2025 | 23:26:15 | 70.00,-175.43 | 46.53 | 06/21/2025 | 23:26:56 | 69.98,-175.50 | 46.51 | 3.27 | 41 |
| 13 | 06/22/2025 | 00:16:57 | -69.90, -7.96 | 133.58 | 06/22/2025 | 00:16:26 | -69.88, -8.01 | 133.59 | 2.51 | 31 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/9/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/09/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9