Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/31/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (LANDSAT-8) | Time (LANDSAT-8) | Lat,Lon (LANDSAT-8) | SZA (LANDSAT-8 ) | Distance(km) | Time Diff (sec) |
| 1 | 09/03/2025 | 06:44:51 | 70.60, 74.14 | 63.13 | 09/03/2025 | 06:46:00 | 70.53, 75.59 | 63.02 | 53.87 | 69 |
| 2 | 09/03/2025 | 07:35:23 | -69.97,-117.56 | 117.52 | 09/03/2025 | 07:35:38 | -69.98,-117.58 | 117.51 | 1.42 | 15 |
| 3 | 09/03/2025 | 08:26:07 | 69.86, 49.91 | 62.39 | 09/03/2025 | 08:25:05 | 69.88, 49.92 | 62.41 | 1.58 | 62 |
| 4 | 09/05/2025 | 23:01:35 | 70.08,-169.27 | 63.58 | 09/05/2025 | 23:02:38 | 70.07,-169.20 | 63.56 | 2.64 | 63 |
| 5 | 09/05/2025 | 23:52:17 | -69.98, -1.79 | 116.52 | 09/05/2025 | 23:52:08 | -69.96, -1.72 | 116.54 | 3.02 | 9 |
| 6 | 09/06/2025 | 00:42:52 | 69.40, 166.37 | 62.90 | 09/06/2025 | 00:41:42 | 69.47, 165.25 | 63.00 | 44.60 | 70 |
| 7 | 09/08/2025 | 15:18:27 | 70.00, -53.36 | 64.49 | 09/08/2025 | 15:19:08 | 70.02, -53.39 | 64.51 | 2.89 | 41 |
| 8 | 09/08/2025 | 16:09:09 | -69.89, 114.12 | 115.61 | 09/08/2025 | 16:08:38 | -69.91, 114.09 | 115.59 | 3.08 | 31 |
| 9 | 09/11/2025 | 06:44:51 | -70.85,-106.24 | 113.64 | 09/11/2025 | 06:45:58 | -70.75,-104.07 | 113.78 | 79.96 | 67 |
| 10 | 09/11/2025 | 07:35:20 | 69.98, 62.46 | 65.48 | 09/11/2025 | 07:35:37 | 69.99, 62.45 | 65.48 | 1.44 | 17 |
| 11 | 09/11/2025 | 08:26:02 | -69.86,-130.05 | 114.63 | 09/11/2025 | 08:25:07 | -69.88,-130.07 | 114.61 | 2.40 | 55 |
| 12 | 09/13/2025 | 23:01:28 | -70.05, 10.82 | 113.45 | 09/13/2025 | 23:02:38 | -70.04, 10.76 | 113.47 | 2.83 | 70 |
| 13 | 09/13/2025 | 23:52:12 | 69.96, 178.26 | 66.48 | 09/13/2025 | 23:52:04 | 69.97, 178.32 | 66.49 | 2.52 | 8 |
| 14 | 09/14/2025 | 00:42:50 | -69.63, -13.93 | 113.85 | 09/14/2025 | 00:41:37 | -69.71, -14.42 | 113.76 | 20.57 | 73 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/31/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/31/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8