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: 2/16/2025
| 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 | 02/16/2025 | 15:42:55 | 70.00, -59.69 | 82.15 | 02/16/2025 | 15:43:56 | 69.98, -59.71 | 82.12 | 2.30 | 61 |
| 2 | 02/16/2025 | 16:33:36 | -69.86, 107.83 | 98.01 | 02/16/2025 | 16:33:26 | -69.87, 107.77 | 98.01 | 2.50 | 10 |
| 3 | 02/16/2025 | 17:24:11 | 69.26, -83.98 | 81.34 | 02/16/2025 | 17:23:01 | 69.32, -85.33 | 81.47 | 53.26 | 70 |
| 4 | 02/19/2025 | 07:59:48 | 69.94, 56.17 | 81.14 | 02/19/2025 | 08:00:25 | 69.95, 56.13 | 81.14 | 1.97 | 37 |
| 5 | 02/19/2025 | 08:50:30 | -69.86,-136.39 | 98.96 | 02/19/2025 | 08:49:55 | -69.84,-136.39 | 98.98 | 2.27 | 35 |
| 6 | 02/21/2025 | 23:26:08 | -70.60, 3.62 | 99.12 | 02/21/2025 | 23:27:17 | -70.53, 5.21 | 99.27 | 59.39 | 69 |
| 7 | 02/22/2025 | 00:16:42 | 69.95, 171.94 | 80.18 | 02/22/2025 | 00:16:53 | 69.93, 171.99 | 80.15 | 2.80 | 11 |
| 8 | 02/22/2025 | 01:07:23 | -69.82, -20.54 | 99.98 | 02/22/2025 | 01:06:23 | -69.82, -20.53 | 99.96 | 0.96 | 60 |
| 9 | 02/24/2025 | 15:42:50 | -69.99, 120.35 | 100.76 | 02/24/2025 | 15:43:54 | -69.98, 120.30 | 100.78 | 2.33 | 64 |
| 10 | 02/24/2025 | 16:33:34 | 69.87, -72.16 | 79.10 | 02/24/2025 | 16:33:21 | 69.87, -72.22 | 79.10 | 2.32 | 13 |
| 11 | 02/24/2025 | 17:24:08 | -69.36, 95.90 | 101.45 | 02/24/2025 | 17:22:57 | -69.43, 94.82 | 101.32 | 42.68 | 71 |
| 12 | 02/27/2025 | 07:59:42 | -69.97,-123.84 | 101.79 | 02/27/2025 | 08:00:19 | -69.98,-123.81 | 101.79 | 1.55 | 37 |
| 13 | 02/27/2025 | 08:50:26 | 69.85, 43.65 | 78.08 | 02/27/2025 | 08:49:46 | 69.86, 43.67 | 78.10 | 1.92 | 40 |
| 14 | 03/01/2025 | 23:26:00 | 70.41,-176.07 | 77.68 | 03/01/2025 | 23:27:10 | 70.31,-175.08 | 77.52 | 38.62 | 70 |
| 15 | 03/02/2025 | 00:16:34 | -69.91, -7.97 | 102.87 | 03/02/2025 | 00:16:45 | -69.93, -7.98 | 102.85 | 2.66 | 11 |
| 16 | 03/02/2025 | 01:07:18 | 69.79, 159.52 | 76.99 | 03/02/2025 | 01:06:12 | 69.81, 159.50 | 77.03 | 3.04 | 66 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/16/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/16/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9