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: 2/22/2025
| 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 | 02/24/2025 | 15:42:50 | -70.00, 120.33 | 100.75 | 02/24/2025 | 15:43:53 | -70.01, 120.33 | 100.76 | 0.48 | 63 |
| 2 | 02/24/2025 | 16:33:34 | 69.87, -72.17 | 79.11 | 02/24/2025 | 16:33:20 | 69.90, -72.17 | 79.14 | 3.17 | 14 |
| 3 | 02/24/2025 | 17:24:08 | -69.38, 95.88 | 101.43 | 02/24/2025 | 17:22:57 | -69.40, 94.78 | 101.35 | 42.96 | 71 |
| 4 | 02/27/2025 | 07:59:42 | -69.98,-123.86 | 101.78 | 02/27/2025 | 08:00:19 | -69.95,-123.85 | 101.81 | 2.99 | 37 |
| 5 | 02/27/2025 | 08:50:26 | 69.85, 43.65 | 78.08 | 02/27/2025 | 08:49:46 | 69.84, 43.64 | 78.08 | 0.83 | 40 |
| 6 | 03/01/2025 | 23:26:00 | 70.41,-176.07 | 77.68 | 03/01/2025 | 23:27:10 | 70.30,-175.11 | 77.51 | 38.30 | 70 |
| 7 | 03/02/2025 | 00:16:34 | -69.92, -7.98 | 102.86 | 03/02/2025 | 00:16:45 | -69.91, -8.02 | 102.87 | 1.54 | 11 |
| 8 | 03/02/2025 | 01:07:18 | 69.79, 159.52 | 76.99 | 03/02/2025 | 01:06:12 | 69.80, 159.47 | 77.01 | 2.17 | 66 |
| 9 | 03/04/2025 | 15:42:45 | 69.99, -59.63 | 76.20 | 03/04/2025 | 15:43:40 | 69.99, -59.65 | 76.19 | 0.80 | 55 |
| 10 | 03/04/2025 | 16:33:26 | -69.86, 107.88 | 103.95 | 03/04/2025 | 16:33:10 | -69.88, 107.84 | 103.93 | 2.48 | 16 |
| 11 | 03/04/2025 | 17:23:57 | 69.04, -83.64 | 75.18 | 03/04/2025 | 17:22:49 | 69.10, -85.56 | 75.33 | 76.89 | 68 |
| 12 | 03/07/2025 | 07:59:37 | 69.95, 56.21 | 75.12 | 03/07/2025 | 08:00:04 | 69.97, 56.22 | 75.12 | 1.63 | 27 |
| 13 | 03/07/2025 | 08:50:19 | -69.88,-136.36 | 104.98 | 03/07/2025 | 08:49:34 | -69.86,-136.29 | 105.00 | 2.94 | 45 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/22/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/22/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9