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: 3/12/2025
| 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 | 03/13/2025 | 23:51:00 | -70.00, -1.70 | 107.47 | 03/13/2025 | 23:51:48 | -70.03, -1.72 | 107.45 | 3.35 | 48 |
| 2 | 03/14/2025 | 00:41:45 | 69.91, 165.73 | 72.43 | 03/14/2025 | 00:41:15 | 69.92, 165.78 | 72.44 | 1.83 | 30 |
| 3 | 03/16/2025 | 15:17:26 | 70.90, -54.68 | 72.44 | 03/16/2025 | 15:18:32 | 70.83, -52.29 | 72.26 | 87.68 | 66 |
| 4 | 03/16/2025 | 16:07:52 | -70.00, 114.08 | 108.54 | 03/16/2025 | 16:08:15 | -70.00, 114.14 | 108.54 | 2.27 | 23 |
| 5 | 03/16/2025 | 16:58:36 | 69.86, -78.41 | 71.31 | 03/16/2025 | 16:57:43 | 69.84, -78.45 | 71.30 | 3.08 | 53 |
| 6 | 03/19/2025 | 07:34:02 | 70.08, 62.42 | 70.50 | 03/19/2025 | 07:35:12 | 70.05, 62.46 | 70.46 | 3.30 | 70 |
| 7 | 03/19/2025 | 08:24:43 | -69.96,-130.07 | 109.64 | 03/19/2025 | 08:24:42 | -69.94,-130.06 | 109.66 | 1.50 | 1 |
| 8 | 03/19/2025 | 09:15:24 | 69.67, 37.67 | 70.04 | 03/19/2025 | 09:14:11 | 69.72, 37.28 | 70.12 | 16.41 | 73 |
| 9 | 03/21/2025 | 23:50:52 | 70.00, 178.33 | 69.35 | 03/21/2025 | 23:51:38 | 70.01, 178.28 | 69.35 | 2.10 | 46 |
| 10 | 03/22/2025 | 00:41:34 | -69.93, -14.24 | 110.74 | 03/22/2025 | 00:41:08 | -69.90, -14.23 | 110.77 | 2.82 | 26 |
| 11 | 03/24/2025 | 15:17:15 | -70.99, 125.22 | 110.65 | 03/24/2025 | 15:18:21 | -70.86, 127.79 | 110.88 | 94.46 | 66 |
| 12 | 03/24/2025 | 16:07:42 | 69.98, -65.85 | 68.27 | 03/24/2025 | 16:08:02 | 69.98, -65.86 | 68.26 | 0.62 | 20 |
| 13 | 03/24/2025 | 16:58:23 | -69.85, 101.66 | 111.88 | 03/24/2025 | 16:57:32 | -69.87, 101.63 | 111.85 | 2.76 | 51 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/12/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/12/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8