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: 6/1/2025
| 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 | 06/03/2025 | 07:09:14 | 70.04, 68.74 | 47.62 | 06/03/2025 | 07:10:11 | 70.06, 68.75 | 47.64 | 2.74 | 57 |
| 2 | 06/03/2025 | 07:59:56 | -69.93,-123.78 | 132.50 | 06/03/2025 | 07:59:41 | -69.94,-123.78 | 132.49 | 1.51 | 15 |
| 3 | 06/03/2025 | 08:50:28 | 69.19, 44.61 | 46.74 | 06/03/2025 | 08:49:19 | 69.24, 42.90 | 46.83 | 67.47 | 69 |
| 4 | 06/05/2025 | 23:26:10 | 70.02,-175.46 | 47.30 | 06/05/2025 | 23:26:40 | 69.99,-175.46 | 47.27 | 3.37 | 30 |
| 5 | 06/06/2025 | 00:16:52 | -69.91, -7.98 | 132.81 | 06/06/2025 | 00:16:09 | -69.93, -7.91 | 132.80 | 3.27 | 43 |
| 6 | 06/08/2025 | 14:52:26 | -70.31, 132.55 | 132.64 | 06/08/2025 | 14:53:38 | -70.21, 133.10 | 132.77 | 23.91 | 72 |
| 7 | 06/08/2025 | 15:43:05 | 69.95, -59.59 | 46.99 | 06/08/2025 | 15:43:08 | 69.94, -59.64 | 46.97 | 2.38 | 3 |
| 8 | 06/08/2025 | 16:33:47 | -69.84, 107.89 | 133.13 | 06/08/2025 | 16:32:38 | -69.83, 107.84 | 133.14 | 2.59 | 69 |
| 9 | 06/11/2025 | 07:09:16 | -70.04,-111.27 | 133.12 | 06/11/2025 | 07:10:07 | -70.03,-111.26 | 133.14 | 2.00 | 51 |
| 10 | 06/11/2025 | 07:59:59 | 69.89, 56.27 | 46.73 | 06/11/2025 | 07:59:34 | 69.91, 56.23 | 46.75 | 2.96 | 25 |
| 11 | 06/11/2025 | 08:50:25 | -68.94,-135.04 | 134.27 | 06/11/2025 | 08:49:19 | -68.98,-137.39 | 134.15 | 94.18 | 66 |
| 12 | 06/13/2025 | 22:35:44 | 70.89,-164.16 | 47.62 | 06/13/2025 | 22:36:51 | 70.79,-161.87 | 47.45 | 84.29 | 67 |
| 13 | 06/13/2025 | 23:26:11 | -69.99, 4.59 | 133.33 | 06/13/2025 | 23:26:34 | -69.97, 4.56 | 133.35 | 2.00 | 23 |
| 14 | 06/14/2025 | 00:16:54 | 69.84, 172.12 | 46.52 | 06/14/2025 | 00:16:01 | 69.86, 172.05 | 46.55 | 3.65 | 53 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/1/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/01/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9