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: 1/1/2025
| 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 | 01/02/2025 | 07:59:35 | 69.96, 56.21 | 92.80 | 01/02/2025 | 08:00:19 | 69.94, 56.18 | 92.77 | 3.18 | 44 |
| 2 | 01/02/2025 | 08:50:17 | -69.85,-136.31 | 87.32 | 01/02/2025 | 08:49:48 | -69.88,-136.27 | 87.30 | 2.95 | 29 |
| 3 | 01/04/2025 | 23:25:59 | -70.58, 3.69 | 86.82 | 01/04/2025 | 23:27:08 | -70.50, 5.24 | 86.96 | 58.22 | 69 |
| 4 | 01/05/2025 | 00:16:32 | 69.91, 172.05 | 92.48 | 01/05/2025 | 00:16:44 | 69.89, 172.02 | 92.46 | 2.11 | 12 |
| 5 | 01/05/2025 | 01:07:14 | -69.80, -20.46 | 87.65 | 01/05/2025 | 01:06:14 | -69.78, -20.50 | 87.65 | 2.21 | 60 |
| 6 | 01/07/2025 | 15:42:45 | -69.97, 120.42 | 87.78 | 01/07/2025 | 15:43:41 | -69.94, 120.35 | 87.81 | 3.53 | 56 |
| 7 | 01/07/2025 | 16:33:29 | 69.87, -72.14 | 92.12 | 01/07/2025 | 16:33:07 | 69.88, -72.09 | 92.13 | 2.18 | 22 |
| 8 | 01/07/2025 | 17:23:58 | -69.07, 96.34 | 88.72 | 01/07/2025 | 17:22:49 | -69.11, 94.51 | 88.62 | 72.77 | 69 |
| 9 | 01/10/2025 | 07:09:13 | 70.80, 67.54 | 92.74 | 01/10/2025 | 07:10:20 | 70.68, 69.71 | 92.54 | 80.58 | 67 |
| 10 | 01/10/2025 | 07:59:41 | -69.95,-123.79 | 88.17 | 01/10/2025 | 08:00:02 | -69.92,-123.78 | 88.21 | 3.37 | 21 |
| 11 | 01/10/2025 | 08:50:24 | 69.80, 43.73 | 91.68 | 01/10/2025 | 08:49:29 | 69.80, 43.71 | 91.68 | 1.18 | 55 |
| 12 | 01/12/2025 | 23:25:54 | 69.96,-175.37 | 91.43 | 01/12/2025 | 23:26:53 | 69.97,-175.41 | 91.43 | 2.15 | 59 |
| 13 | 01/13/2025 | 00:16:37 | -69.89, -7.95 | 88.65 | 01/13/2025 | 00:16:23 | -69.87, -7.93 | 88.68 | 2.89 | 14 |
| 14 | 01/13/2025 | 01:07:09 | 69.17, 160.41 | 90.59 | 01/13/2025 | 01:06:00 | 69.19, 158.81 | 90.68 | 63.32 | 69 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/1/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/01/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9