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: 5/22/2025
| 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 | 05/22/2025 | 07:34:30 | 70.00, 62.47 | 49.47 | 05/22/2025 | 07:34:58 | 69.98, 62.43 | 49.45 | 2.11 | 28 |
| 2 | 05/22/2025 | 08:25:12 | -69.89,-130.05 | 130.66 | 05/22/2025 | 08:24:28 | -69.87,-130.09 | 130.67 | 2.94 | 44 |
| 3 | 05/24/2025 | 23:00:46 | -70.31, 10.44 | 130.70 | 05/24/2025 | 23:01:57 | -70.24, 11.04 | 130.80 | 23.74 | 71 |
| 4 | 05/24/2025 | 23:51:25 | 69.95, 178.31 | 48.92 | 05/24/2025 | 23:51:27 | 69.97, 178.30 | 48.94 | 2.23 | 2 |
| 5 | 05/25/2025 | 00:42:07 | -69.84, -14.21 | 131.20 | 05/25/2025 | 00:40:57 | -69.86, -14.22 | 131.18 | 2.16 | 70 |
| 6 | 05/27/2025 | 15:17:38 | -70.06, 126.60 | 131.42 | 05/27/2025 | 15:18:30 | -70.05, 126.65 | 131.44 | 2.37 | 52 |
| 7 | 05/27/2025 | 16:08:21 | 69.92, -65.87 | 48.43 | 05/27/2025 | 16:07:57 | 69.94, -65.85 | 48.46 | 3.18 | 24 |
| 8 | 05/27/2025 | 16:58:48 | -69.01, 102.76 | 132.52 | 05/27/2025 | 16:57:41 | -69.06, 100.59 | 132.40 | 86.29 | 67 |
| 9 | 05/30/2025 | 06:44:09 | 71.04, 73.48 | 49.20 | 05/30/2025 | 06:45:15 | 70.93, 76.21 | 49.02 | 99.64 | 66 |
| 10 | 05/30/2025 | 07:34:34 | -70.03,-117.58 | 131.87 | 05/30/2025 | 07:35:00 | -70.00,-117.53 | 131.89 | 3.25 | 26 |
| 11 | 05/30/2025 | 08:25:17 | 69.88, 49.95 | 47.98 | 05/30/2025 | 08:24:27 | 69.89, 49.96 | 48.00 | 1.35 | 50 |
| 12 | 06/01/2025 | 23:00:48 | 70.12,-169.26 | 47.87 | 06/01/2025 | 23:01:59 | 70.10,-169.15 | 47.84 | 5.04 | 71 |
| 13 | 06/01/2025 | 23:51:29 | -69.95, -1.69 | 132.32 | 06/01/2025 | 23:51:30 | -69.94, -1.74 | 132.32 | 2.03 | 1 |
| 14 | 06/02/2025 | 00:42:10 | 69.75, 165.92 | 47.48 | 06/02/2025 | 00:40:57 | 69.77, 165.68 | 47.51 | 9.49 | 73 |
| 15 | 06/04/2025 | 15:17:42 | 70.04, -53.38 | 47.47 | 06/04/2025 | 15:18:28 | 70.01, -53.38 | 47.43 | 3.74 | 46 |
| 16 | 06/04/2025 | 16:08:24 | -69.92, 114.12 | 132.66 | 06/04/2025 | 16:07:58 | -69.91, 114.11 | 132.67 | 1.73 | 26 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/22/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/22/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8