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: 2/23/2025
| 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 | 15:42:49 | -69.99, 120.35 | 100.76 | 02/24/2025 | 15:43:52 | -70.01, 120.34 | 100.75 | 2.78 | 63 |
| 2 | 02/24/2025 | 16:33:34 | 69.91, -72.22 | 79.15 | 02/24/2025 | 16:33:19 | 69.91, -72.16 | 79.15 | 2.52 | 15 |
| 3 | 02/24/2025 | 17:24:07 | -69.36, 95.90 | 101.45 | 02/24/2025 | 17:22:56 | -69.41, 94.80 | 101.34 | 43.49 | 71 |
| 4 | 02/27/2025 | 07:59:42 | -69.97,-123.84 | 101.79 | 02/27/2025 | 08:00:19 | -69.95,-123.85 | 101.81 | 1.67 | 37 |
| 5 | 02/27/2025 | 08:50:26 | 69.84, 43.67 | 78.06 | 02/27/2025 | 08:49:46 | 69.84, 43.64 | 78.08 | 1.25 | 40 |
| 6 | 03/01/2025 | 23:26:00 | 70.40,-176.04 | 77.67 | 03/01/2025 | 23:27:10 | 70.29,-175.12 | 77.50 | 36.94 | 70 |
| 7 | 03/02/2025 | 00:16:34 | -69.90, -7.96 | 102.88 | 03/02/2025 | 00:16:45 | -69.90, -8.03 | 102.88 | 2.65 | 11 |
| 8 | 03/02/2025 | 01:07:19 | 69.83, 159.46 | 77.03 | 03/02/2025 | 01:06:11 | 69.84, 159.54 | 77.06 | 3.46 | 68 |
| 9 | 03/04/2025 | 15:42:45 | 69.98, -59.61 | 76.19 | 03/04/2025 | 15:43:40 | 69.97, -59.68 | 76.17 | 2.76 | 55 |
| 10 | 03/04/2025 | 16:33:27 | -69.90, 107.82 | 103.91 | 03/04/2025 | 16:33:09 | -69.91, 107.88 | 103.90 | 2.67 | 18 |
| 11 | 03/04/2025 | 17:23:57 | 69.03, -83.61 | 75.16 | 03/04/2025 | 17:22:49 | 69.08, -85.59 | 75.31 | 78.73 | 68 |
| 12 | 03/07/2025 | 07:59:36 | 69.94, 56.23 | 75.10 | 03/07/2025 | 08:00:03 | 69.93, 56.18 | 75.09 | 2.29 | 27 |
| 13 | 03/07/2025 | 08:50:18 | -69.86,-136.33 | 105.00 | 03/07/2025 | 08:49:32 | -69.88,-136.26 | 104.98 | 3.43 | 46 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/23/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/23/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9