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: 4/25/2025
| 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 | 04/25/2025 | 15:17:13 | -70.10, 126.62 | 123.38 | 04/25/2025 | 15:18:25 | -70.10, 126.62 | 123.39 | 0.32 | 72 |
| 2 | 04/25/2025 | 16:07:57 | 69.98, -65.89 | 56.49 | 04/25/2025 | 16:07:52 | 70.00, -65.88 | 56.51 | 2.45 | 5 |
| 3 | 04/25/2025 | 16:58:37 | -69.78, 101.72 | 123.73 | 04/25/2025 | 16:57:23 | -69.83, 101.52 | 123.67 | 9.48 | 74 |
| 4 | 04/28/2025 | 07:34:11 | -70.08,-117.60 | 124.25 | 04/28/2025 | 07:34:56 | -70.06,-117.57 | 124.28 | 2.92 | 45 |
| 5 | 04/28/2025 | 08:24:55 | 69.97, 49.88 | 55.63 | 04/28/2025 | 08:24:23 | 69.95, 49.93 | 55.61 | 2.59 | 32 |
| 6 | 04/30/2025 | 23:00:38 | 70.76,-170.23 | 55.64 | 04/30/2025 | 23:01:46 | 70.70,-168.40 | 55.53 | 67.45 | 68 |
| 7 | 04/30/2025 | 23:51:07 | -70.02, -1.75 | 125.14 | 04/30/2025 | 23:51:25 | -70.04, -1.73 | 125.13 | 1.67 | 18 |
| 8 | 05/01/2025 | 00:41:51 | 69.92, 165.72 | 54.75 | 05/01/2025 | 00:40:52 | 69.93, 165.77 | 54.76 | 2.20 | 59 |
| 9 | 05/03/2025 | 15:17:22 | 70.09, -53.40 | 54.14 | 05/03/2025 | 15:18:25 | 70.09, -53.41 | 54.14 | 0.91 | 63 |
| 10 | 05/03/2025 | 16:08:04 | -69.98, 114.09 | 125.98 | 05/03/2025 | 16:07:55 | -69.99, 114.07 | 125.97 | 1.31 | 9 |
| 11 | 05/03/2025 | 16:58:39 | 69.40, -77.75 | 53.41 | 05/03/2025 | 16:57:29 | 69.49, -78.96 | 53.54 | 48.34 | 70 |
| 12 | 05/06/2025 | 07:34:19 | 70.05, 62.42 | 53.35 | 05/06/2025 | 07:34:54 | 70.06, 62.42 | 53.35 | 1.10 | 35 |
| 13 | 05/06/2025 | 08:25:01 | -69.94,-130.09 | 126.79 | 05/06/2025 | 08:24:24 | -69.96,-130.09 | 126.76 | 2.38 | 37 |
| 14 | 05/08/2025 | 23:00:40 | -70.54, 10.11 | 126.88 | 05/08/2025 | 23:01:50 | -70.45, 11.21 | 127.00 | 41.90 | 70 |
| 15 | 05/08/2025 | 23:51:16 | 70.03, 178.22 | 52.59 | 05/08/2025 | 23:51:23 | 70.00, 178.21 | 52.56 | 3.11 | 7 |
| 16 | 05/09/2025 | 00:41:58 | -69.91, -14.29 | 127.55 | 05/09/2025 | 00:40:53 | -69.90, -14.30 | 127.55 | 1.11 | 65 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/25/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/25/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8