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: 3/21/2025
| 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 | 03/21/2025 | 23:50:51 | 70.00, 178.33 | 69.35 | 03/21/2025 | 23:51:40 | 70.02, 178.29 | 69.37 | 2.80 | 49 |
| 2 | 03/22/2025 | 00:41:33 | -69.94, -14.25 | 110.73 | 03/22/2025 | 00:41:10 | -69.91, -14.23 | 110.76 | 3.23 | 23 |
| 3 | 03/24/2025 | 16:07:42 | 70.01, -65.89 | 68.30 | 03/24/2025 | 16:08:09 | 70.02, -65.83 | 68.31 | 2.67 | 27 |
| 4 | 03/24/2025 | 16:58:23 | -69.89, 101.61 | 111.84 | 03/24/2025 | 16:57:39 | -69.92, 101.65 | 111.81 | 3.16 | 44 |
| 5 | 03/27/2025 | 07:33:54 | -70.48,-118.14 | 112.25 | 03/27/2025 | 07:35:04 | -70.40,-117.06 | 112.38 | 41.46 | 70 |
| 6 | 03/27/2025 | 08:24:31 | 69.99, 49.94 | 67.22 | 03/27/2025 | 08:24:37 | 69.96, 49.96 | 67.19 | 3.34 | 6 |
| 7 | 03/27/2025 | 09:15:12 | -69.86,-142.56 | 112.93 | 03/27/2025 | 09:14:07 | -69.85,-142.56 | 112.93 | 1.31 | 65 |
| 8 | 03/29/2025 | 23:50:36 | -70.05, -1.68 | 113.75 | 03/29/2025 | 23:51:37 | -70.05, -1.68 | 113.77 | 0.48 | 61 |
| 9 | 03/30/2025 | 00:41:20 | 69.93, 165.82 | 66.11 | 03/30/2025 | 00:41:04 | 69.93, 165.80 | 66.11 | 0.69 | 16 |
| 10 | 03/30/2025 | 01:31:52 | -69.32, -25.98 | 114.54 | 03/30/2025 | 01:30:42 | -69.39, -27.30 | 114.42 | 52.35 | 70 |
| 11 | 04/01/2025 | 16:07:25 | -70.01, 114.19 | 114.84 | 04/01/2025 | 16:08:03 | -70.01, 114.16 | 114.84 | 1.24 | 38 |
| 12 | 04/01/2025 | 16:58:09 | 69.89, -78.32 | 65.02 | 04/01/2025 | 16:57:30 | 69.89, -78.36 | 65.03 | 1.52 | 39 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/21/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 03/21/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8