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: 5/28/2025
| 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 | 05/28/2025 | 23:26:06 | -70.07, 4.47 | 131.62 | 05/28/2025 | 23:26:43 | -70.06, 4.50 | 131.63 | 0.98 | 37 |
| 2 | 05/29/2025 | 00:16:50 | 69.97, 171.93 | 48.27 | 05/29/2025 | 00:16:10 | 69.97, 172.00 | 48.27 | 2.67 | 40 |
| 3 | 05/31/2025 | 14:52:26 | 70.46, -47.69 | 48.41 | 05/31/2025 | 14:53:37 | 70.37, -46.81 | 48.29 | 34.09 | 71 |
| 4 | 05/31/2025 | 15:43:02 | -70.04, 120.29 | 132.05 | 05/31/2025 | 15:43:11 | -70.04, 120.34 | 132.05 | 1.69 | 9 |
| 5 | 05/31/2025 | 16:33:45 | 69.88, -72.17 | 47.80 | 05/31/2025 | 16:32:39 | 69.88, -72.24 | 47.80 | 2.61 | 66 |
| 6 | 06/03/2025 | 07:09:16 | 70.12, 68.62 | 47.71 | 06/03/2025 | 07:10:09 | 70.10, 68.68 | 47.68 | 2.98 | 53 |
| 7 | 06/03/2025 | 07:59:58 | -70.01,-123.90 | 132.42 | 06/03/2025 | 07:59:39 | -69.99,-123.85 | 132.44 | 2.73 | 19 |
| 8 | 06/03/2025 | 08:50:27 | 69.11, 44.71 | 46.66 | 06/03/2025 | 08:49:19 | 69.16, 42.69 | 46.77 | 80.52 | 68 |
| 9 | 06/05/2025 | 23:26:11 | 70.05,-175.50 | 47.33 | 06/05/2025 | 23:26:37 | 70.03,-175.54 | 47.32 | 1.84 | 26 |
| 10 | 06/06/2025 | 00:16:53 | -69.93, -8.01 | 132.79 | 06/06/2025 | 00:16:07 | -69.92, -8.06 | 132.80 | 1.96 | 46 |
| 11 | 06/08/2025 | 14:52:23 | -70.17, 132.76 | 132.78 | 06/08/2025 | 14:53:35 | -70.17, 132.89 | 132.80 | 5.03 | 72 |
| 12 | 06/08/2025 | 15:43:06 | 70.03, -59.71 | 47.07 | 06/08/2025 | 15:43:03 | 70.00, -59.70 | 47.04 | 3.13 | 3 |
| 13 | 06/08/2025 | 16:33:47 | -69.86, 107.86 | 133.11 | 06/08/2025 | 16:32:33 | -69.89, 107.79 | 133.07 | 4.51 | 74 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/28/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/28/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9