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: 7/31/2025
| 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 | 08/02/2025 | 06:44:50 | 70.08, 74.87 | 52.41 | 08/02/2025 | 06:45:58 | 70.06, 74.92 | 52.38 | 2.95 | 68 |
| 2 | 08/02/2025 | 07:35:31 | -69.96,-117.62 | 127.72 | 08/02/2025 | 07:35:28 | -69.96,-117.60 | 127.72 | 0.94 | 3 |
| 3 | 08/02/2025 | 08:26:10 | 69.61, 50.20 | 51.93 | 08/02/2025 | 08:24:58 | 69.63, 49.60 | 51.98 | 23.47 | 72 |
| 4 | 08/04/2025 | 23:01:43 | 70.03,-169.27 | 53.06 | 08/04/2025 | 23:02:29 | 70.02,-169.26 | 53.04 | 0.59 | 46 |
| 5 | 08/04/2025 | 23:52:24 | -69.90, -1.75 | 127.08 | 08/04/2025 | 23:51:59 | -69.92, -1.78 | 127.05 | 2.37 | 25 |
| 6 | 08/07/2025 | 15:18:37 | 69.97, -53.41 | 53.74 | 08/07/2025 | 15:19:01 | 69.96, -53.47 | 53.72 | 2.84 | 24 |
| 7 | 08/07/2025 | 16:09:19 | -69.89, 114.03 | 126.34 | 08/07/2025 | 16:08:30 | -69.91, 114.09 | 126.32 | 3.32 | 49 |
| 8 | 08/10/2025 | 06:44:51 | -70.26,-105.38 | 125.21 | 08/10/2025 | 06:46:03 | -70.16,-104.96 | 125.34 | 19.15 | 72 |
| 9 | 08/10/2025 | 07:35:31 | 69.93, 62.43 | 54.46 | 08/10/2025 | 07:35:32 | 69.93, 62.37 | 54.46 | 2.65 | 1 |
| 10 | 08/10/2025 | 08:26:13 | -69.84,-130.12 | 125.63 | 08/10/2025 | 08:25:02 | -69.84,-130.14 | 125.62 | 0.98 | 71 |
| 11 | 08/12/2025 | 23:01:42 | -70.05, 10.71 | 124.63 | 08/12/2025 | 23:02:35 | -70.06, 10.78 | 124.63 | 2.79 | 53 |
| 12 | 08/12/2025 | 23:52:25 | 69.94, 178.19 | 55.27 | 08/12/2025 | 23:52:01 | 69.95, 178.26 | 55.27 | 2.75 | 24 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/31/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 07/31/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8