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: 5/9/2025
| 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 | 05/11/2025 | 15:17:28 | -70.07, 126.61 | 128.06 | 05/11/2025 | 15:18:25 | -70.07, 126.67 | 128.07 | 2.17 | 57 |
| 2 | 05/11/2025 | 16:08:11 | 69.92, -65.85 | 51.78 | 05/11/2025 | 16:07:53 | 69.91, -65.91 | 51.77 | 2.44 | 18 |
| 3 | 05/11/2025 | 16:58:42 | -69.23, 102.47 | 128.95 | 05/11/2025 | 16:57:33 | -69.25, 100.83 | 128.88 | 64.98 | 69 |
| 4 | 05/14/2025 | 07:34:23 | -70.00,-117.52 | 128.79 | 05/14/2025 | 07:34:55 | -70.01,-117.54 | 128.79 | 0.92 | 32 |
| 5 | 05/14/2025 | 08:25:07 | 69.91, 49.94 | 51.10 | 05/14/2025 | 08:24:22 | 69.90, 49.96 | 51.10 | 1.03 | 45 |
| 6 | 05/16/2025 | 23:00:41 | 70.27,-169.48 | 50.87 | 05/16/2025 | 23:01:53 | 70.19,-169.03 | 50.78 | 19.11 | 72 |
| 7 | 05/16/2025 | 23:51:20 | -69.99, -1.74 | 129.42 | 05/16/2025 | 23:51:25 | -69.97, -1.70 | 129.45 | 2.63 | 5 |
| 8 | 05/17/2025 | 00:42:03 | 69.85, 165.79 | 50.42 | 05/17/2025 | 00:40:52 | 69.86, 165.79 | 50.44 | 1.55 | 71 |
| 9 | 05/19/2025 | 15:17:34 | 70.06, -53.39 | 50.07 | 05/19/2025 | 15:18:24 | 70.07, -53.31 | 50.08 | 3.06 | 50 |
| 10 | 05/19/2025 | 16:08:16 | -69.94, 114.11 | 130.06 | 05/19/2025 | 16:07:55 | -69.91, 114.10 | 130.09 | 2.89 | 21 |
| 11 | 05/19/2025 | 16:58:43 | 68.94, -77.15 | 48.91 | 05/19/2025 | 16:57:37 | 68.97, -79.52 | 49.00 | 94.68 | 66 |
| 12 | 05/22/2025 | 07:34:30 | 70.01, 62.45 | 49.48 | 05/22/2025 | 07:34:54 | 69.98, 62.45 | 49.45 | 3.62 | 24 |
| 13 | 05/22/2025 | 08:25:12 | -69.89,-130.05 | 130.65 | 05/22/2025 | 08:24:24 | -69.88,-130.06 | 130.66 | 1.10 | 48 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/9/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/09/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8