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: 2/18/2025
| 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 | 02/19/2025 | 07:59:48 | 69.95, 56.17 | 81.14 | 02/19/2025 | 08:00:25 | 69.94, 56.12 | 81.13 | 1.90 | 37 |
| 2 | 02/19/2025 | 08:50:30 | -69.87,-136.40 | 98.96 | 02/19/2025 | 08:49:54 | -69.88,-136.33 | 98.94 | 3.24 | 36 |
| 3 | 02/21/2025 | 23:26:08 | -70.60, 3.61 | 99.12 | 02/21/2025 | 23:27:17 | -70.51, 5.18 | 99.29 | 59.07 | 69 |
| 4 | 02/22/2025 | 00:16:41 | 69.90, 172.01 | 80.13 | 02/22/2025 | 00:16:53 | 69.92, 171.97 | 80.14 | 2.52 | 12 |
| 5 | 02/22/2025 | 01:07:23 | -69.82, -20.55 | 99.97 | 02/22/2025 | 01:06:23 | -69.80, -20.55 | 99.98 | 1.96 | 60 |
| 6 | 02/24/2025 | 15:42:50 | -69.99, 120.35 | 100.76 | 02/24/2025 | 15:43:53 | -70.00, 120.33 | 100.76 | 1.34 | 63 |
| 7 | 02/24/2025 | 16:33:34 | 69.87, -72.16 | 79.10 | 02/24/2025 | 16:33:20 | 69.89, -72.18 | 79.13 | 2.94 | 14 |
| 8 | 02/24/2025 | 17:24:08 | -69.37, 95.89 | 101.44 | 02/24/2025 | 17:22:57 | -69.40, 94.78 | 101.35 | 43.60 | 71 |
| 9 | 02/27/2025 | 07:59:42 | -69.97,-123.84 | 101.79 | 02/27/2025 | 08:00:18 | -69.99,-123.80 | 101.78 | 2.57 | 36 |
| 10 | 02/27/2025 | 08:50:26 | 69.85, 43.65 | 78.07 | 02/27/2025 | 08:49:45 | 69.87, 43.69 | 78.11 | 3.37 | 41 |
| 11 | 03/01/2025 | 23:25:59 | 70.36,-175.98 | 77.62 | 03/01/2025 | 23:27:10 | 70.25,-175.17 | 77.46 | 32.61 | 71 |
| 12 | 03/02/2025 | 00:16:34 | -69.91, -7.97 | 102.87 | 03/02/2025 | 00:16:44 | -69.92, -8.00 | 102.86 | 2.00 | 10 |
| 13 | 03/02/2025 | 01:07:18 | 69.78, 159.53 | 76.99 | 03/02/2025 | 01:06:11 | 69.80, 159.49 | 77.02 | 2.84 | 67 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/18/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/18/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9