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: 6/15/2025
| 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 | 06/16/2025 | 14:52:35 | 70.62, -47.94 | 47.23 | 06/16/2025 | 14:53:44 | 70.53, -46.45 | 47.10 | 55.61 | 69 |
| 2 | 06/16/2025 | 15:43:07 | -69.99, 120.35 | 133.42 | 06/16/2025 | 15:43:22 | -69.98, 120.38 | 133.44 | 1.73 | 15 |
| 3 | 06/16/2025 | 16:33:51 | 69.88, -72.17 | 46.46 | 06/16/2025 | 16:32:49 | 69.88, -72.12 | 46.47 | 1.94 | 62 |
| 4 | 06/19/2025 | 07:09:20 | 70.04, 68.74 | 46.58 | 06/19/2025 | 07:10:24 | 70.04, 68.70 | 46.56 | 1.27 | 64 |
| 5 | 06/19/2025 | 08:00:02 | -69.95,-123.80 | 133.53 | 06/19/2025 | 07:59:54 | -69.93,-123.82 | 133.54 | 2.05 | 8 |
| 6 | 06/19/2025 | 08:50:38 | 69.41, 44.30 | 45.92 | 06/19/2025 | 08:49:27 | 69.49, 43.23 | 46.04 | 42.65 | 71 |
| 7 | 06/21/2025 | 23:26:14 | 70.00,-175.43 | 46.53 | 06/21/2025 | 23:26:54 | 70.02,-175.45 | 46.54 | 2.14 | 40 |
| 8 | 06/22/2025 | 00:16:56 | -69.91, -7.97 | 133.57 | 06/22/2025 | 00:16:24 | -69.91, -7.96 | 133.56 | 0.89 | 32 |
| 9 | 06/24/2025 | 14:52:39 | -70.81, 131.75 | 132.58 | 06/24/2025 | 14:53:47 | -70.69, 133.78 | 132.77 | 75.32 | 68 |
| 10 | 06/24/2025 | 15:43:09 | 69.96, -59.60 | 46.54 | 06/24/2025 | 15:43:25 | 69.98, -59.62 | 46.55 | 1.92 | 16 |
| 11 | 06/24/2025 | 16:33:51 | -69.87, 107.86 | 133.56 | 06/24/2025 | 16:32:55 | -69.88, 107.87 | 133.55 | 1.01 | 56 |
| 12 | 06/27/2025 | 07:09:20 | -70.04,-111.26 | 133.29 | 06/27/2025 | 07:10:29 | -70.04,-111.30 | 133.31 | 1.96 | 69 |
| 13 | 06/27/2025 | 08:00:04 | 69.93, 56.22 | 46.60 | 06/27/2025 | 07:59:56 | 69.92, 56.18 | 46.59 | 2.01 | 8 |
| 14 | 06/27/2025 | 08:50:41 | -69.57,-135.93 | 133.78 | 06/27/2025 | 08:49:29 | -69.66,-136.55 | 133.66 | 25.84 | 72 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/15/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/15/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9