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: 1/30/2025
| 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 | 15:42:58 | 70.00, -59.70 | 87.24 | 01/31/2025 | 15:43:48 | 69.98, -59.65 | 87.20 | 3.30 | 50 |
| 2 | 01/31/2025 | 16:33:39 | -69.85, 107.84 | 92.94 | 01/31/2025 | 16:33:18 | -69.86, 107.82 | 92.92 | 1.75 | 21 |
| 3 | 01/31/2025 | 17:24:07 | 68.89, -83.48 | 86.05 | 01/31/2025 | 17:23:00 | 68.93, -85.78 | 86.19 | 92.22 | 67 |
| 4 | 02/03/2025 | 07:09:26 | -70.98,-112.80 | 92.49 | 02/03/2025 | 07:10:31 | -70.88,-110.07 | 92.71 | 99.79 | 65 |
| 5 | 02/03/2025 | 07:59:52 | 69.93, 56.18 | 86.39 | 02/03/2025 | 08:00:13 | 69.96, 56.21 | 86.41 | 3.28 | 21 |
| 6 | 02/03/2025 | 08:50:34 | -69.83,-136.35 | 93.73 | 02/03/2025 | 08:49:43 | -69.84,-136.31 | 93.71 | 2.29 | 51 |
| 7 | 02/05/2025 | 23:26:02 | -70.03, 4.50 | 94.31 | 02/05/2025 | 23:27:10 | -70.00, 4.53 | 94.35 | 2.89 | 68 |
| 8 | 02/06/2025 | 00:16:45 | 69.87, 172.05 | 85.52 | 02/06/2025 | 00:16:37 | 69.89, 172.02 | 85.54 | 2.74 | 8 |
| 9 | 02/06/2025 | 01:07:23 | -69.56, -20.18 | 94.83 | 02/06/2025 | 01:06:10 | -69.61, -20.73 | 94.74 | 22.19 | 73 |
| 10 | 02/08/2025 | 15:42:56 | -69.97, 120.35 | 95.20 | 02/08/2025 | 15:43:34 | -69.95, 120.36 | 95.24 | 2.87 | 38 |
| 11 | 02/08/2025 | 16:33:39 | 69.82, -72.11 | 84.62 | 02/08/2025 | 16:33:01 | 69.83, -72.15 | 84.65 | 2.74 | 38 |
| 12 | 02/11/2025 | 07:09:13 | 70.30, 68.30 | 84.29 | 02/11/2025 | 07:10:24 | 70.18, 68.96 | 84.12 | 27.97 | 71 |
| 13 | 02/11/2025 | 07:59:49 | -69.88,-123.74 | 96.17 | 02/11/2025 | 07:59:57 | -69.90,-123.79 | 96.15 | 3.35 | 8 |
| 14 | 02/11/2025 | 08:50:33 | 69.77, 43.73 | 83.71 | 02/11/2025 | 08:49:24 | 69.79, 43.69 | 83.73 | 1.99 | 69 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/30/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/30/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9