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: 6/15/2025
| 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 | 06/15/2025 | 07:34:39 | -70.02,-117.57 | 133.35 | 06/15/2025 | 07:35:09 | -70.00,-117.55 | 133.38 | 2.82 | 30 |
| 2 | 06/15/2025 | 08:25:23 | 69.91, 49.91 | 46.53 | 06/15/2025 | 08:24:36 | 69.90, 49.96 | 46.53 | 2.28 | 47 |
| 3 | 06/17/2025 | 23:00:57 | 70.33,-169.60 | 46.90 | 06/17/2025 | 23:02:08 | 70.22,-168.99 | 46.76 | 26.00 | 71 |
| 4 | 06/17/2025 | 23:51:34 | -69.97, -1.73 | 133.48 | 06/17/2025 | 23:51:41 | -69.95, -1.74 | 133.51 | 2.85 | 7 |
| 5 | 06/18/2025 | 00:42:18 | 69.86, 165.75 | 46.41 | 06/18/2025 | 00:41:08 | 69.84, 165.76 | 46.40 | 1.91 | 70 |
| 6 | 06/20/2025 | 15:17:47 | 70.02, -53.35 | 46.55 | 06/20/2025 | 15:18:42 | 70.04, -53.37 | 46.56 | 1.92 | 55 |
| 7 | 06/20/2025 | 16:08:29 | -69.93, 114.11 | 133.55 | 06/20/2025 | 16:08:12 | -69.93, 114.12 | 133.55 | 0.64 | 17 |
| 8 | 06/20/2025 | 16:58:59 | 69.07, -77.34 | 45.56 | 06/20/2025 | 16:57:51 | 69.16, -79.28 | 45.72 | 77.64 | 68 |
| 9 | 06/23/2025 | 07:34:42 | 69.98, 62.48 | 46.53 | 06/23/2025 | 07:35:13 | 70.00, 62.46 | 46.54 | 2.40 | 31 |
| 10 | 06/23/2025 | 08:25:24 | -69.89,-130.06 | 133.57 | 06/23/2025 | 08:24:43 | -69.90,-130.05 | 133.56 | 1.52 | 41 |
| 11 | 06/25/2025 | 23:01:01 | -70.48, 10.17 | 132.88 | 06/25/2025 | 23:02:11 | -70.40, 11.26 | 133.02 | 41.66 | 70 |
| 12 | 06/25/2025 | 23:51:36 | 69.95, 178.31 | 46.56 | 06/25/2025 | 23:51:43 | 69.95, 178.27 | 46.56 | 1.49 | 7 |
| 13 | 06/26/2025 | 00:42:18 | -69.86, -14.23 | 133.54 | 06/26/2025 | 00:41:13 | -69.85, -14.24 | 133.53 | 0.23 | 65 |
| 14 | 06/28/2025 | 15:17:47 | -70.03, 126.65 | 133.24 | 06/28/2025 | 15:18:46 | -70.06, 126.65 | 133.22 | 2.59 | 59 |
| 15 | 06/28/2025 | 16:08:31 | 69.92, -65.87 | 46.65 | 06/28/2025 | 16:08:13 | 69.94, -65.87 | 46.67 | 1.88 | 18 |
| 16 | 06/28/2025 | 16:59:02 | -69.24, 102.43 | 134.06 | 06/28/2025 | 16:57:53 | -69.29, 100.88 | 133.95 | 61.04 | 69 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/15/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 06/15/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8