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: 1/31/2025
| 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 | 01/31/2025 | 15:42:57 | 69.96, -59.64 | 87.20 | 01/31/2025 | 15:43:51 | 69.99, -59.66 | 87.21 | 2.74 | 54 |
| 2 | 01/31/2025 | 16:33:39 | -69.86, 107.82 | 92.92 | 01/31/2025 | 16:33:21 | -69.88, 107.82 | 92.91 | 1.50 | 18 |
| 3 | 01/31/2025 | 17:24:09 | 69.01, -83.64 | 86.17 | 01/31/2025 | 17:23:01 | 69.05, -85.63 | 86.31 | 79.37 | 68 |
| 4 | 02/03/2025 | 07:59:52 | 69.94, 56.16 | 86.40 | 02/03/2025 | 08:00:22 | 69.92, 56.13 | 86.37 | 2.75 | 30 |
| 5 | 02/03/2025 | 08:50:34 | -69.84,-136.38 | 93.72 | 02/03/2025 | 08:49:52 | -69.81,-136.39 | 93.74 | 3.28 | 42 |
| 6 | 02/05/2025 | 23:26:09 | -70.36, 3.99 | 93.96 | 02/05/2025 | 23:27:20 | -70.25, 4.83 | 94.12 | 33.67 | 71 |
| 7 | 02/06/2025 | 00:16:47 | 69.93, 171.94 | 85.59 | 02/06/2025 | 00:16:51 | 69.92, 172.00 | 85.57 | 2.72 | 4 |
| 8 | 02/06/2025 | 01:07:28 | -69.78, -20.51 | 94.59 | 02/06/2025 | 01:06:22 | -69.76, -20.58 | 94.60 | 3.55 | 66 |
| 9 | 02/08/2025 | 15:42:56 | -69.99, 120.32 | 95.19 | 02/08/2025 | 15:43:52 | -69.99, 120.34 | 95.20 | 0.64 | 56 |
| 10 | 02/08/2025 | 16:33:40 | 69.88, -72.21 | 84.69 | 02/08/2025 | 16:33:19 | 69.88, -72.18 | 84.69 | 1.49 | 21 |
| 11 | 02/08/2025 | 17:24:09 | -69.10, 96.25 | 96.15 | 02/08/2025 | 17:23:00 | -69.17, 94.50 | 95.99 | 69.43 | 69 |
| 12 | 02/11/2025 | 07:59:50 | -69.95,-123.85 | 96.10 | 02/11/2025 | 08:00:20 | -69.96,-123.82 | 96.10 | 1.39 | 30 |
| 13 | 02/11/2025 | 08:50:34 | 69.84, 43.62 | 83.78 | 02/11/2025 | 08:49:47 | 69.84, 43.66 | 83.78 | 1.51 | 47 |
| 14 | 02/13/2025 | 23:26:05 | 70.18,-175.74 | 83.27 | 02/13/2025 | 23:27:16 | 70.09,-175.38 | 83.15 | 16.96 | 71 |
| 15 | 02/14/2025 | 00:16:44 | -69.92, -8.03 | 97.02 | 02/14/2025 | 00:16:47 | -69.94, -7.96 | 97.02 | 3.19 | 3 |
| 16 | 02/14/2025 | 01:07:27 | 69.76, 159.52 | 82.80 | 02/14/2025 | 01:06:15 | 69.76, 159.44 | 82.81 | 2.89 | 72 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/31/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/31/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9