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: 8/9/2025
| 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 | 08/10/2025 | 06:44:51 | -70.27,-105.40 | 125.20 | 08/10/2025 | 06:46:02 | -70.20,-104.90 | 125.30 | 20.35 | 71 |
| 2 | 08/10/2025 | 07:35:31 | 69.93, 62.43 | 54.46 | 08/10/2025 | 07:35:32 | 69.93, 62.36 | 54.46 | 2.52 | 1 |
| 3 | 08/10/2025 | 08:26:13 | -69.86,-130.14 | 125.61 | 08/10/2025 | 08:25:01 | -69.88,-130.08 | 125.59 | 3.13 | 72 |
| 4 | 08/12/2025 | 23:01:42 | -70.06, 10.70 | 124.62 | 08/12/2025 | 23:02:35 | -70.05, 10.76 | 124.64 | 2.99 | 53 |
| 5 | 08/12/2025 | 23:52:26 | 69.94, 178.19 | 55.27 | 08/12/2025 | 23:52:02 | 69.95, 178.26 | 55.27 | 2.72 | 24 |
| 6 | 08/13/2025 | 00:42:53 | -69.07, -13.22 | 125.64 | 08/13/2025 | 00:41:45 | -69.12, -15.22 | 125.50 | 79.39 | 68 |
| 7 | 08/15/2025 | 15:18:35 | -70.02, 126.54 | 123.84 | 08/15/2025 | 15:19:05 | -70.00, 126.57 | 123.87 | 2.73 | 30 |
| 8 | 08/15/2025 | 16:09:19 | 69.90, -65.97 | 56.05 | 08/15/2025 | 16:08:32 | 69.89, -65.94 | 56.04 | 1.93 | 47 |
| 9 | 08/18/2025 | 06:44:51 | 70.28, 74.59 | 57.28 | 08/18/2025 | 06:46:03 | 70.19, 75.09 | 57.16 | 21.26 | 72 |
| 10 | 08/18/2025 | 07:35:29 | -69.98,-117.62 | 123.03 | 08/18/2025 | 07:35:35 | -69.98,-117.58 | 123.04 | 1.58 | 6 |
| 11 | 08/18/2025 | 08:26:13 | 69.87, 49.86 | 56.86 | 08/18/2025 | 08:25:02 | 69.87, 49.91 | 56.87 | 1.97 | 71 |
| 12 | 08/20/2025 | 23:01:41 | 70.04,-169.25 | 57.90 | 08/20/2025 | 23:02:35 | 70.04,-169.24 | 57.89 | 0.69 | 54 |
| 13 | 08/20/2025 | 23:52:23 | -69.94, -1.79 | 122.20 | 08/20/2025 | 23:52:05 | -69.94, -1.75 | 122.20 | 1.52 | 18 |
| 14 | 08/21/2025 | 00:42:52 | 69.03, 166.83 | 56.88 | 08/21/2025 | 00:41:45 | 69.11, 164.77 | 57.02 | 82.09 | 67 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/9/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/09/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8