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: 10/6/2025
| 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 | 10/07/2025 | 23:01:25 | 71.01,-170.59 | 76.80 | 10/07/2025 | 23:02:31 | 70.92,-167.96 | 76.70 | 95.82 | 66 |
| 2 | 10/07/2025 | 23:51:50 | -70.02, -1.68 | 104.20 | 10/07/2025 | 23:52:16 | -69.99, -1.71 | 104.23 | 3.05 | 26 |
| 3 | 10/08/2025 | 00:42:34 | 69.91, 165.78 | 75.72 | 10/08/2025 | 00:41:43 | 69.89, 165.79 | 75.69 | 3.04 | 51 |
| 4 | 10/10/2025 | 15:18:03 | 70.29, -53.63 | 77.09 | 10/10/2025 | 15:19:14 | 70.20, -53.17 | 76.99 | 20.31 | 71 |
| 5 | 10/10/2025 | 16:08:41 | -69.98, 114.16 | 103.22 | 10/10/2025 | 16:08:46 | -69.98, 114.15 | 103.22 | 0.34 | 5 |
| 6 | 10/10/2025 | 16:59:25 | 69.88, -78.37 | 76.70 | 10/10/2025 | 16:58:13 | 69.87, -78.35 | 76.69 | 1.15 | 72 |
| 7 | 10/13/2025 | 07:34:50 | 70.05, 62.53 | 77.85 | 10/13/2025 | 07:35:46 | 70.04, 62.49 | 77.83 | 2.24 | 56 |
| 8 | 10/13/2025 | 08:25:32 | -69.95,-130.00 | 102.24 | 10/13/2025 | 08:25:16 | -69.93,-130.03 | 102.26 | 2.32 | 16 |
| 9 | 10/13/2025 | 09:16:03 | 69.16, 38.46 | 76.98 | 10/13/2025 | 09:14:54 | 69.21, 36.64 | 77.04 | 71.97 | 69 |
| 10 | 10/15/2025 | 23:51:40 | 70.04, 178.35 | 78.82 | 10/15/2025 | 23:52:14 | 70.01, 178.33 | 78.80 | 2.95 | 34 |
| 11 | 10/16/2025 | 00:42:22 | -69.93, -14.18 | 101.27 | 10/16/2025 | 00:41:44 | -69.91, -14.18 | 101.30 | 3.03 | 38 |
| 12 | 10/18/2025 | 15:17:58 | -70.70, 125.78 | 99.54 | 10/18/2025 | 15:19:07 | -70.55, 127.36 | 99.70 | 60.60 | 69 |
| 13 | 10/18/2025 | 16:08:30 | 69.97, -65.77 | 79.74 | 10/18/2025 | 16:08:42 | 70.00, -65.80 | 79.76 | 3.22 | 12 |
| 14 | 10/18/2025 | 16:59:12 | -69.87, 101.70 | 100.35 | 10/18/2025 | 16:58:12 | -69.90, 101.69 | 100.33 | 3.07 | 60 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/6/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 10/06/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8