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: 4/7/2025
| 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 | 04/09/2025 | 16:07:36 | 70.01, -65.86 | 62.12 | 04/09/2025 | 16:08:03 | 70.01, -65.86 | 62.12 | 0.57 | 27 |
| 2 | 04/09/2025 | 16:58:17 | -69.88, 101.66 | 118.03 | 04/09/2025 | 16:57:33 | -69.90, 101.61 | 118.00 | 2.94 | 44 |
| 3 | 04/12/2025 | 07:33:51 | -70.12,-117.58 | 118.74 | 04/12/2025 | 07:35:02 | -70.11,-117.48 | 118.76 | 3.57 | 71 |
| 4 | 04/12/2025 | 08:24:34 | 69.94, 50.01 | 61.06 | 04/12/2025 | 08:24:30 | 69.95, 49.93 | 61.07 | 3.02 | 4 |
| 5 | 04/12/2025 | 09:15:14 | -69.75,-142.39 | 119.15 | 04/12/2025 | 09:14:01 | -69.78,-142.67 | 119.11 | 11.10 | 73 |
| 6 | 04/14/2025 | 23:50:48 | -70.05, -1.72 | 119.78 | 04/14/2025 | 23:51:27 | -70.05, -1.68 | 119.79 | 1.65 | 39 |
| 7 | 04/15/2025 | 00:41:32 | 69.93, 165.77 | 60.08 | 04/15/2025 | 00:40:54 | 69.94, 165.81 | 60.09 | 1.93 | 38 |
| 8 | 04/17/2025 | 15:17:08 | 70.31, -53.67 | 59.55 | 04/17/2025 | 15:18:20 | 70.22, -53.18 | 59.44 | 20.93 | 72 |
| 9 | 04/17/2025 | 16:07:46 | -70.00, 114.12 | 120.79 | 04/17/2025 | 16:07:52 | -70.00, 114.14 | 120.79 | 0.95 | 6 |
| 10 | 04/17/2025 | 16:58:30 | 69.88, -78.40 | 59.08 | 04/17/2025 | 16:57:19 | 69.88, -78.37 | 59.09 | 1.09 | 71 |
| 11 | 04/20/2025 | 07:34:02 | 70.06, 62.47 | 58.36 | 04/20/2025 | 07:34:46 | 70.06, 62.49 | 58.35 | 0.93 | 44 |
| 12 | 04/20/2025 | 08:24:44 | -69.96,-130.06 | 121.76 | 04/20/2025 | 08:24:16 | -69.95,-130.02 | 121.77 | 1.50 | 28 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/7/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/07/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8