Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/4/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 05/04/2025 | 23:25:51 | 70.07,-175.49 | 53.74 | 05/04/2025 | 23:26:57 | 70.06,-175.50 | 53.73 | 0.74 | 66 |
| 2 | 05/05/2025 | 00:16:33 | -69.97, -8.02 | 126.38 | 05/05/2025 | 00:16:27 | -69.95, -8.03 | 126.40 | 2.18 | 6 |
| 3 | 05/05/2025 | 01:07:10 | 69.49, 160.00 | 53.12 | 05/05/2025 | 01:05:59 | 69.57, 159.09 | 53.23 | 36.46 | 71 |
| 4 | 05/07/2025 | 15:42:47 | 70.04, -59.68 | 52.96 | 05/07/2025 | 15:43:24 | 70.02, -59.68 | 52.93 | 2.64 | 37 |
| 5 | 05/07/2025 | 16:33:29 | -69.94, 107.79 | 127.16 | 05/07/2025 | 16:32:54 | -69.91, 107.79 | 127.19 | 3.34 | 35 |
| 6 | 05/10/2025 | 07:09:08 | -70.54,-112.01 | 127.23 | 05/10/2025 | 07:10:18 | -70.43,-110.85 | 127.37 | 44.67 | 70 |
| 7 | 05/10/2025 | 07:59:43 | 69.97, 56.19 | 52.18 | 05/10/2025 | 07:59:51 | 69.99, 56.16 | 52.20 | 2.62 | 8 |
| 8 | 05/10/2025 | 08:50:25 | -69.86,-136.33 | 127.95 | 05/10/2025 | 08:49:21 | -69.88,-136.36 | 127.92 | 2.79 | 64 |
| 9 | 05/12/2025 | 23:25:56 | -70.06, 4.52 | 128.41 | 05/12/2025 | 23:26:51 | -70.05, 4.48 | 128.43 | 1.66 | 55 |
| 10 | 05/13/2025 | 00:16:40 | 69.96, 171.97 | 51.49 | 05/13/2025 | 00:16:18 | 69.94, 171.97 | 51.46 | 3.11 | 22 |
| 11 | 05/13/2025 | 01:07:08 | -69.11, -19.47 | 129.40 | 05/13/2025 | 01:06:00 | -69.17, -21.43 | 129.30 | 77.93 | 68 |
| 12 | 05/15/2025 | 14:52:27 | 71.01, -48.57 | 51.96 | 05/15/2025 | 14:53:33 | 70.89, -46.02 | 51.77 | 93.46 | 66 |
| 13 | 05/15/2025 | 15:42:52 | -70.00, 120.37 | 129.11 | 05/15/2025 | 15:43:17 | -70.01, 120.32 | 129.10 | 2.42 | 25 |
| 14 | 05/15/2025 | 16:33:36 | 69.91, -72.19 | 50.79 | 05/15/2025 | 16:32:44 | 69.90, -72.19 | 50.78 | 1.46 | 52 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/4/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/04/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9