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: 10/26/2025
| 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 | 10/26/2025 | 15:18:21 | 70.06, -53.34 | 82.63 | 10/26/2025 | 15:19:16 | 70.05, -53.38 | 82.61 | 2.39 | 55 |
| 2 | 10/26/2025 | 16:09:03 | -69.98, 114.10 | 97.45 | 10/26/2025 | 16:08:45 | -69.99, 114.17 | 97.44 | 2.92 | 18 |
| 3 | 10/26/2025 | 16:59:33 | 69.10, -77.32 | 81.69 | 10/26/2025 | 16:58:25 | 69.17, -79.30 | 81.75 | 78.76 | 68 |
| 4 | 10/29/2025 | 07:35:21 | 70.01, 62.48 | 83.47 | 10/29/2025 | 07:35:46 | 70.02, 62.45 | 83.48 | 1.49 | 25 |
| 5 | 10/29/2025 | 08:26:03 | -69.93,-130.07 | 96.60 | 10/29/2025 | 08:25:16 | -69.91,-130.07 | 96.62 | 2.04 | 47 |
| 6 | 10/31/2025 | 23:01:38 | -70.10, 10.79 | 95.58 | 10/31/2025 | 23:02:50 | -70.07, 10.76 | 95.61 | 3.38 | 72 |
| 7 | 10/31/2025 | 23:52:22 | 69.97, 178.30 | 84.30 | 10/31/2025 | 23:52:17 | 69.96, 178.25 | 84.29 | 1.90 | 5 |
| 8 | 11/01/2025 | 00:43:01 | -69.73, -14.02 | 95.93 | 11/01/2025 | 00:41:48 | -69.81, -14.34 | 95.86 | 14.67 | 73 |
| 9 | 11/03/2025 | 15:18:39 | -70.07, 126.59 | 94.77 | 11/03/2025 | 15:19:20 | -70.05, 126.60 | 94.80 | 2.48 | 41 |
| 10 | 11/03/2025 | 16:09:23 | 69.94, -65.90 | 85.11 | 11/03/2025 | 16:08:47 | 69.93, -65.91 | 85.11 | 0.52 | 36 |
| 11 | 11/06/2025 | 06:45:05 | 70.50, 74.35 | 86.47 | 11/06/2025 | 06:46:15 | 70.37, 75.31 | 86.33 | 38.52 | 70 |
| 12 | 11/06/2025 | 07:35:39 | -69.99,-117.54 | 94.04 | 11/06/2025 | 07:35:50 | -69.99,-117.60 | 94.04 | 2.13 | 11 |
| 13 | 11/06/2025 | 08:26:23 | 69.86, 49.96 | 85.85 | 11/06/2025 | 08:25:17 | 69.88, 49.89 | 85.86 | 3.33 | 66 |
| 14 | 11/08/2025 | 23:01:57 | 70.06,-169.21 | 86.81 | 11/08/2025 | 23:02:48 | 70.06,-169.25 | 86.81 | 1.45 | 51 |
| 15 | 11/08/2025 | 23:52:39 | -69.98, -1.77 | 93.27 | 11/08/2025 | 23:52:18 | -69.96, -1.76 | 93.29 | 1.87 | 21 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/26/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 10/26/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8