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: 8/5/2025
| 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 | 08/07/2025 | 15:18:37 | 69.97, -53.41 | 53.74 | 08/07/2025 | 15:19:01 | 69.96, -53.47 | 53.72 | 2.67 | 24 |
| 2 | 08/07/2025 | 16:09:19 | -69.90, 114.02 | 126.34 | 08/07/2025 | 16:08:30 | -69.91, 114.09 | 126.32 | 2.69 | 49 |
| 3 | 08/10/2025 | 06:44:51 | -70.26,-105.38 | 125.21 | 08/10/2025 | 06:46:02 | -70.21,-104.88 | 125.29 | 19.45 | 71 |
| 4 | 08/10/2025 | 07:35:31 | 69.93, 62.44 | 54.45 | 08/10/2025 | 07:35:32 | 69.94, 62.37 | 54.47 | 2.93 | 1 |
| 5 | 08/10/2025 | 08:26:13 | -69.84,-130.12 | 125.62 | 08/10/2025 | 08:25:02 | -69.83,-130.14 | 125.63 | 1.33 | 71 |
| 6 | 08/12/2025 | 23:01:41 | -70.05, 10.71 | 124.63 | 08/12/2025 | 23:02:34 | -70.07, 10.79 | 124.63 | 3.09 | 53 |
| 7 | 08/12/2025 | 23:52:25 | 69.93, 178.20 | 55.26 | 08/12/2025 | 23:52:01 | 69.96, 178.27 | 55.28 | 3.62 | 24 |
| 8 | 08/13/2025 | 00:42:52 | -69.05, -13.21 | 125.65 | 08/13/2025 | 00:41:44 | -69.14, -15.20 | 125.49 | 79.52 | 68 |
| 9 | 08/15/2025 | 15:18:35 | -70.01, 126.56 | 123.85 | 08/15/2025 | 15:19:05 | -70.01, 126.59 | 123.86 | 1.33 | 30 |
| 10 | 08/15/2025 | 16:09:19 | 69.90, -65.97 | 56.05 | 08/15/2025 | 16:08:32 | 69.90, -65.92 | 56.05 | 1.57 | 47 |
| 11 | 08/18/2025 | 06:44:52 | 70.33, 74.52 | 57.33 | 08/18/2025 | 06:46:03 | 70.21, 75.11 | 57.17 | 26.40 | 71 |
| 12 | 08/18/2025 | 07:35:29 | -69.97,-117.61 | 123.04 | 08/18/2025 | 07:35:36 | -69.94,-117.63 | 123.07 | 3.19 | 7 |
| 13 | 08/18/2025 | 08:26:13 | 69.86, 49.86 | 56.86 | 08/18/2025 | 08:25:02 | 69.88, 49.93 | 56.88 | 3.33 | 71 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/5/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/05/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8