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: 5/15/2025
| 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 | 05/16/2025 | 23:00:42 | 70.32,-169.56 | 50.93 | 05/16/2025 | 23:01:53 | 70.21,-169.00 | 50.80 | 24.56 | 71 |
| 2 | 05/16/2025 | 23:51:20 | -70.00, -1.75 | 129.41 | 05/16/2025 | 23:51:25 | -69.99, -1.68 | 129.43 | 2.98 | 5 |
| 3 | 05/17/2025 | 00:42:03 | 69.85, 165.79 | 50.42 | 05/17/2025 | 00:40:53 | 69.83, 165.74 | 50.41 | 2.83 | 70 |
| 4 | 05/19/2025 | 15:17:34 | 70.06, -53.39 | 50.07 | 05/19/2025 | 15:18:25 | 70.06, -53.34 | 50.06 | 1.89 | 51 |
| 5 | 05/19/2025 | 16:08:16 | -69.94, 114.10 | 130.06 | 05/19/2025 | 16:07:55 | -69.95, 114.14 | 130.05 | 1.57 | 21 |
| 6 | 05/19/2025 | 16:58:43 | 68.94, -77.15 | 48.91 | 05/19/2025 | 16:57:37 | 69.01, -79.47 | 49.04 | 92.88 | 66 |
| 7 | 05/22/2025 | 07:34:30 | 70.01, 62.46 | 49.48 | 05/22/2025 | 07:34:55 | 69.99, 62.46 | 49.46 | 1.59 | 25 |
| 8 | 05/22/2025 | 08:25:12 | -69.89,-130.05 | 130.65 | 05/22/2025 | 08:24:25 | -69.89,-130.06 | 130.65 | 0.49 | 47 |
| 9 | 05/24/2025 | 23:00:43 | -70.16, 10.69 | 130.86 | 05/24/2025 | 23:01:55 | -70.13, 10.90 | 130.90 | 8.52 | 72 |
| 10 | 05/24/2025 | 23:51:25 | 69.96, 178.29 | 48.93 | 05/24/2025 | 23:51:23 | 69.96, 178.31 | 48.93 | 0.62 | 2 |
| 11 | 05/25/2025 | 00:42:07 | -69.84, -14.21 | 131.20 | 05/25/2025 | 00:40:53 | -69.86, -14.21 | 131.18 | 1.91 | 74 |
| 12 | 05/27/2025 | 15:17:37 | -70.01, 126.68 | 131.47 | 05/27/2025 | 15:18:25 | -70.03, 126.64 | 131.46 | 2.63 | 48 |
| 13 | 05/27/2025 | 16:08:21 | 69.92, -65.88 | 48.44 | 05/27/2025 | 16:07:52 | 69.91, -65.87 | 48.43 | 1.03 | 29 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/15/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/15/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8