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: 9/3/2025
| 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 | 09/05/2025 | 23:01:35 | 70.04,-169.21 | 63.54 | 09/05/2025 | 23:02:39 | 70.06,-169.22 | 63.54 | 1.48 | 64 |
| 2 | 09/05/2025 | 23:52:17 | -69.94, -1.74 | 116.56 | 09/05/2025 | 23:52:09 | -69.94, -1.75 | 116.56 | 0.31 | 8 |
| 3 | 09/06/2025 | 00:42:53 | 69.42, 166.35 | 62.92 | 09/06/2025 | 00:41:43 | 69.46, 165.22 | 62.99 | 44.06 | 70 |
| 4 | 09/08/2025 | 15:18:27 | 70.01, -53.38 | 64.50 | 09/08/2025 | 15:19:08 | 70.00, -53.42 | 64.49 | 1.75 | 41 |
| 5 | 09/08/2025 | 16:09:09 | -69.91, 114.10 | 115.60 | 09/08/2025 | 16:08:38 | -69.89, 114.06 | 115.61 | 1.93 | 31 |
| 6 | 09/11/2025 | 06:44:50 | -70.81,-106.18 | 113.68 | 09/11/2025 | 06:45:58 | -70.73,-104.11 | 113.80 | 76.37 | 68 |
| 7 | 09/11/2025 | 07:35:20 | 69.99, 62.44 | 65.49 | 09/11/2025 | 07:35:37 | 69.97, 62.42 | 65.47 | 2.01 | 17 |
| 8 | 09/11/2025 | 08:26:02 | -69.88,-130.08 | 114.62 | 09/11/2025 | 08:25:07 | -69.86,-130.10 | 114.63 | 1.72 | 55 |
| 9 | 09/13/2025 | 23:01:29 | -70.06, 10.81 | 113.44 | 09/13/2025 | 23:02:38 | -70.07, 10.80 | 113.43 | 1.18 | 69 |
| 10 | 09/13/2025 | 23:52:13 | 69.97, 178.25 | 66.49 | 09/13/2025 | 23:52:05 | 69.96, 178.29 | 66.47 | 1.94 | 8 |
| 11 | 09/14/2025 | 00:42:51 | -69.64, -13.95 | 113.84 | 09/14/2025 | 00:41:38 | -69.69, -14.45 | 113.78 | 20.07 | 73 |
| 12 | 09/16/2025 | 15:18:22 | -70.04, 126.61 | 112.43 | 09/16/2025 | 15:19:06 | -70.02, 126.63 | 112.45 | 2.55 | 44 |
| 13 | 09/16/2025 | 16:09:05 | 69.91, -65.87 | 67.45 | 09/16/2025 | 16:08:33 | 69.91, -65.89 | 67.45 | 0.83 | 32 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/3/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 09/03/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8