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: 5/21/2025
| 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 | 05/22/2025 | 07:34:30 | 70.00, 62.47 | 49.47 | 05/22/2025 | 07:34:58 | 69.98, 62.43 | 49.45 | 2.60 | 28 |
| 2 | 05/22/2025 | 08:25:12 | -69.89,-130.05 | 130.65 | 05/22/2025 | 08:24:28 | -69.86,-130.10 | 130.67 | 3.21 | 44 |
| 3 | 05/24/2025 | 23:00:46 | -70.31, 10.44 | 130.70 | 05/24/2025 | 23:01:57 | -70.24, 11.04 | 130.80 | 23.91 | 71 |
| 4 | 05/24/2025 | 23:51:25 | 69.96, 178.30 | 48.93 | 05/24/2025 | 23:51:27 | 69.97, 178.30 | 48.94 | 1.95 | 2 |
| 5 | 05/25/2025 | 00:42:07 | -69.84, -14.21 | 131.20 | 05/25/2025 | 00:40:57 | -69.86, -14.22 | 131.18 | 2.15 | 70 |
| 6 | 05/27/2025 | 15:17:38 | -70.06, 126.60 | 131.42 | 05/27/2025 | 15:18:30 | -70.06, 126.66 | 131.43 | 2.44 | 52 |
| 7 | 05/27/2025 | 16:08:21 | 69.92, -65.87 | 48.43 | 05/27/2025 | 16:07:58 | 69.89, -65.92 | 48.41 | 3.33 | 23 |
| 8 | 05/27/2025 | 16:58:48 | -69.01, 102.75 | 132.52 | 05/27/2025 | 16:57:41 | -69.07, 100.60 | 132.40 | 85.94 | 67 |
| 9 | 05/30/2025 | 07:34:34 | -70.03,-117.58 | 131.86 | 05/30/2025 | 07:35:00 | -70.02,-117.51 | 131.88 | 2.86 | 26 |
| 10 | 05/30/2025 | 08:25:17 | 69.88, 49.95 | 47.99 | 05/30/2025 | 08:24:27 | 69.91, 49.98 | 48.01 | 2.70 | 50 |
| 11 | 06/01/2025 | 23:00:48 | 70.12,-169.27 | 47.87 | 06/01/2025 | 23:01:59 | 70.12,-169.12 | 47.86 | 5.57 | 71 |
| 12 | 06/01/2025 | 23:51:29 | -69.95, -1.69 | 132.32 | 06/01/2025 | 23:51:30 | -69.96, -1.71 | 132.30 | 1.76 | 1 |
| 13 | 06/02/2025 | 00:42:11 | 69.75, 165.91 | 47.48 | 06/02/2025 | 00:40:58 | 69.79, 165.70 | 47.53 | 9.30 | 73 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/21/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/21/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8