Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/4/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (LANDSAT-8) | Time (LANDSAT-8) | Lat,Lon (LANDSAT-8) | SZA (LANDSAT-8 ) | Distance(km) | Time Diff (sec) |
| 1 | 05/04/2025 | 22:36:34 | 70.20,-162.96 | 53.87 | 05/04/2025 | 22:37:10 | 70.21,-162.95 | 53.88 | 1.10 | 36 |
| 2 | 05/04/2025 | 23:27:16 | -70.10, 4.52 | 126.25 | 05/04/2025 | 23:26:40 | -70.09, 4.52 | 126.25 | 0.60 | 36 |
| 3 | 05/07/2025 | 14:02:55 | -70.70, 144.69 | 126.35 | 05/07/2025 | 14:04:05 | -70.57, 145.81 | 126.51 | 43.83 | 70 |
| 4 | 05/07/2025 | 14:53:31 | 70.17, -47.16 | 53.10 | 05/07/2025 | 14:53:37 | 70.19, -47.09 | 53.11 | 3.33 | 6 |
| 5 | 05/07/2025 | 15:44:13 | -70.07, 120.31 | 127.02 | 05/07/2025 | 15:43:07 | -70.08, 120.38 | 127.01 | 2.68 | 66 |
| 6 | 05/10/2025 | 06:19:45 | -70.27, -98.86 | 127.51 | 05/10/2025 | 06:20:38 | -70.25, -98.78 | 127.54 | 3.64 | 53 |
| 7 | 05/10/2025 | 07:10:28 | 70.10, 68.70 | 52.31 | 05/10/2025 | 07:10:06 | 70.09, 68.64 | 52.30 | 3.15 | 22 |
| 8 | 05/10/2025 | 08:00:56 | -69.26,-122.75 | 128.56 | 05/10/2025 | 07:59:48 | -69.31,-124.78 | 128.46 | 80.26 | 68 |
| 9 | 05/12/2025 | 21:46:16 | 71.15,-151.86 | 52.74 | 05/12/2025 | 21:47:22 | 71.04,-149.33 | 52.57 | 91.64 | 66 |
| 10 | 05/12/2025 | 22:36:41 | -70.15, 17.07 | 128.31 | 05/12/2025 | 22:37:06 | -70.17, 16.99 | 128.30 | 3.30 | 25 |
| 11 | 05/12/2025 | 23:27:25 | 70.04,-175.45 | 51.57 | 05/12/2025 | 23:26:33 | 70.06,-175.52 | 51.59 | 2.93 | 52 |
| 12 | 05/15/2025 | 14:02:57 | 70.26, -34.65 | 51.17 | 05/15/2025 | 14:04:02 | 70.27, -34.61 | 51.17 | 1.78 | 65 |
| 13 | 05/15/2025 | 14:53:39 | -70.16, 132.82 | 128.95 | 05/15/2025 | 14:53:32 | -70.16, 132.87 | 128.94 | 1.82 | 7 |
| 14 | 05/15/2025 | 15:44:16 | 69.68, -59.14 | 50.55 | 05/15/2025 | 15:43:05 | 69.72, -60.11 | 50.62 | 37.41 | 71 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/4/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 05/04/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8