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: 2/19/2025
| 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 | 69.93, 56.19 | 81.13 | 02/19/2025 | 08:00:25 | 69.96, 56.14 | 81.15 | 3.12 | 37 |
| 2 | 02/19/2025 | 08:50:30 | -69.86,-136.38 | 98.97 | 02/19/2025 | 08:49:55 | -69.84,-136.39 | 98.98 | 1.69 | 35 |
| 3 | 02/21/2025 | 23:26:08 | -70.60, 3.62 | 99.13 | 02/21/2025 | 23:27:17 | -70.53, 5.21 | 99.27 | 59.23 | 69 |
| 4 | 02/22/2025 | 00:16:42 | 69.94, 171.95 | 80.17 | 02/22/2025 | 00:16:53 | 69.94, 171.99 | 80.16 | 1.98 | 11 |
| 5 | 02/22/2025 | 01:07:23 | -69.82, -20.54 | 99.98 | 02/22/2025 | 01:06:23 | -69.83, -20.53 | 99.96 | 1.21 | 60 |
| 6 | 02/24/2025 | 15:42:49 | -69.99, 120.35 | 100.76 | 02/24/2025 | 15:43:53 | -69.98, 120.30 | 100.78 | 2.28 | 64 |
| 7 | 02/24/2025 | 16:33:33 | 69.86, -72.15 | 79.10 | 02/24/2025 | 16:33:20 | 69.87, -72.21 | 79.11 | 2.47 | 13 |
| 8 | 02/24/2025 | 17:24:07 | -69.36, 95.90 | 101.45 | 02/24/2025 | 17:22:56 | -69.43, 94.82 | 101.32 | 42.68 | 71 |
| 9 | 02/27/2025 | 07:59:42 | -69.97,-123.85 | 101.78 | 02/27/2025 | 08:00:19 | -69.98,-123.81 | 101.78 | 1.54 | 37 |
| 10 | 02/27/2025 | 08:50:26 | 69.85, 43.65 | 78.08 | 02/27/2025 | 08:49:46 | 69.87, 43.68 | 78.10 | 2.47 | 40 |
| 11 | 03/01/2025 | 23:26:00 | 70.42,-176.07 | 77.69 | 03/01/2025 | 23:27:10 | 70.32,-175.07 | 77.53 | 39.02 | 70 |
| 12 | 03/02/2025 | 00:16:34 | -69.92, -7.98 | 102.86 | 03/02/2025 | 00:16:45 | -69.94, -7.98 | 102.85 | 1.97 | 11 |
| 13 | 03/02/2025 | 01:07:18 | 69.79, 159.51 | 77.00 | 03/02/2025 | 01:06:12 | 69.82, 159.50 | 77.03 | 2.98 | 66 |
| 14 | 03/04/2025 | 15:42:45 | 70.01, -59.65 | 76.22 | 03/04/2025 | 15:43:40 | 70.00, -59.62 | 76.20 | 1.20 | 55 |
| 15 | 03/04/2025 | 16:33:26 | -69.88, 107.86 | 103.94 | 03/04/2025 | 16:33:10 | -69.90, 107.86 | 103.92 | 2.52 | 16 |
| 16 | 03/04/2025 | 17:23:57 | 69.06, -83.65 | 75.19 | 03/04/2025 | 17:22:49 | 69.11, -85.54 | 75.34 | 75.28 | 68 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/19/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/19/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9