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: 5/19/2025
| 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 | 05/19/2025 | 15:17:34 | 70.04, -53.35 | 50.05 | 05/19/2025 | 15:18:27 | 70.03, -53.37 | 50.04 | 0.75 | 53 |
| 2 | 05/19/2025 | 16:08:16 | -69.93, 114.13 | 130.07 | 05/19/2025 | 16:07:57 | -69.92, 114.10 | 130.08 | 1.46 | 19 |
| 3 | 05/19/2025 | 16:58:45 | 69.03, -77.27 | 49.00 | 05/19/2025 | 16:57:38 | 69.04, -79.43 | 49.07 | 86.05 | 67 |
| 4 | 05/22/2025 | 07:34:29 | 69.99, 62.48 | 49.46 | 05/22/2025 | 07:34:57 | 69.99, 62.44 | 49.46 | 1.54 | 28 |
| 5 | 05/22/2025 | 08:25:11 | -69.88,-130.03 | 130.67 | 05/22/2025 | 08:24:27 | -69.88,-130.08 | 130.66 | 1.85 | 44 |
| 6 | 05/24/2025 | 23:00:46 | -70.30, 10.46 | 130.71 | 05/24/2025 | 23:01:58 | -70.19, 10.97 | 130.84 | 22.92 | 72 |
| 7 | 05/24/2025 | 23:51:25 | 69.95, 178.31 | 48.92 | 05/24/2025 | 23:51:27 | 69.98, 178.31 | 48.95 | 3.44 | 2 |
| 8 | 05/25/2025 | 00:42:08 | -69.89, -14.28 | 131.16 | 05/25/2025 | 00:40:57 | -69.87, -14.21 | 131.17 | 3.17 | 71 |
| 9 | 05/27/2025 | 15:17:38 | -70.06, 126.61 | 131.42 | 05/27/2025 | 15:18:30 | -70.06, 126.66 | 131.43 | 2.08 | 52 |
| 10 | 05/27/2025 | 16:08:21 | 69.91, -65.87 | 48.43 | 05/27/2025 | 16:07:58 | 69.89, -65.92 | 48.41 | 3.10 | 23 |
| 11 | 05/27/2025 | 16:58:48 | -69.00, 102.76 | 132.52 | 05/27/2025 | 16:57:41 | -69.07, 100.61 | 132.39 | 86.26 | 67 |
| 12 | 05/30/2025 | 06:44:09 | 71.04, 73.48 | 49.20 | 05/30/2025 | 06:45:15 | 70.94, 76.22 | 49.03 | 99.92 | 66 |
| 13 | 05/30/2025 | 07:34:34 | -70.03,-117.58 | 131.87 | 05/30/2025 | 07:35:00 | -70.01,-117.52 | 131.89 | 2.67 | 26 |
| 14 | 05/30/2025 | 08:25:17 | 69.88, 49.95 | 47.99 | 05/30/2025 | 08:24:27 | 69.90, 49.97 | 48.00 | 1.83 | 50 |
| 15 | 06/01/2025 | 23:00:47 | 70.12,-169.27 | 47.88 | 06/01/2025 | 23:01:58 | 70.10,-169.14 | 47.84 | 5.61 | 71 |
| 16 | 06/01/2025 | 23:51:28 | -69.95, -1.69 | 132.31 | 06/01/2025 | 23:51:29 | -69.95, -1.73 | 132.32 | 1.37 | 1 |
| 17 | 06/02/2025 | 00:42:10 | 69.76, 165.91 | 47.49 | 06/02/2025 | 00:40:57 | 69.77, 165.68 | 47.52 | 8.91 | 73 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/19/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/19/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8