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: 5/18/2025
| 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 | 05/19/2025 | 15:17:34 | 70.05, -53.38 | 50.07 | 05/19/2025 | 15:18:26 | 70.07, -53.32 | 50.08 | 3.18 | 52 |
| 2 | 05/19/2025 | 16:08:16 | -69.94, 114.11 | 130.06 | 05/19/2025 | 16:07:56 | -69.96, 114.15 | 130.04 | 2.61 | 20 |
| 3 | 05/19/2025 | 16:58:44 | 68.99, -77.21 | 48.96 | 05/19/2025 | 16:57:37 | 69.08, -79.38 | 49.11 | 86.79 | 67 |
| 4 | 05/22/2025 | 07:34:30 | 70.01, 62.46 | 49.48 | 05/22/2025 | 07:34:57 | 70.02, 62.49 | 49.49 | 1.88 | 27 |
| 5 | 05/22/2025 | 08:25:12 | -69.89,-130.05 | 130.65 | 05/22/2025 | 08:24:27 | -69.91,-130.03 | 130.63 | 2.00 | 45 |
| 6 | 05/24/2025 | 23:00:46 | -70.32, 10.43 | 130.69 | 05/24/2025 | 23:01:57 | -70.22, 11.01 | 130.82 | 24.79 | 71 |
| 7 | 05/24/2025 | 23:51:25 | 69.97, 178.28 | 48.94 | 05/24/2025 | 23:51:27 | 69.94, 178.26 | 48.91 | 2.86 | 2 |
| 8 | 05/25/2025 | 00:42:07 | -69.85, -14.23 | 131.19 | 05/25/2025 | 00:40:57 | -69.84, -14.25 | 131.20 | 2.01 | 70 |
| 9 | 05/27/2025 | 15:17:37 | -70.03, 126.65 | 131.45 | 05/27/2025 | 15:18:30 | -70.01, 126.60 | 131.48 | 2.86 | 53 |
| 10 | 05/27/2025 | 16:08:21 | 69.94, -65.90 | 48.45 | 05/27/2025 | 16:07:56 | 69.95, -65.84 | 48.47 | 3.05 | 25 |
| 11 | 05/27/2025 | 16:58:48 | -69.03, 102.73 | 132.50 | 05/27/2025 | 16:57:40 | -69.08, 100.62 | 132.39 | 84.31 | 68 |
| 12 | 05/30/2025 | 06:44:08 | 71.02, 73.52 | 49.18 | 05/30/2025 | 06:45:14 | 70.92, 76.20 | 49.01 | 97.97 | 66 |
| 13 | 05/30/2025 | 07:34:33 | -70.00,-117.54 | 131.89 | 05/30/2025 | 07:34:59 | -70.00,-117.53 | 131.90 | 0.48 | 26 |
| 14 | 05/30/2025 | 08:25:16 | 69.86, 49.98 | 47.96 | 05/30/2025 | 08:24:26 | 69.89, 49.95 | 47.99 | 2.70 | 50 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/18/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/18/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8