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: 2/17/2025
| 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 | 1.78 | 37 |
| 2 | 02/19/2025 | 08:50:30 | -69.87,-136.40 | 98.96 | 02/19/2025 | 08:49:54 | -69.89,-136.32 | 98.94 | 3.49 | 36 |
| 3 | 02/21/2025 | 23:26:08 | -70.60, 3.61 | 99.12 | 02/21/2025 | 23:27:17 | -70.52, 5.20 | 99.28 | 59.38 | 69 |
| 4 | 02/22/2025 | 00:16:41 | 69.90, 172.01 | 80.13 | 02/22/2025 | 00:16:53 | 69.92, 171.97 | 80.15 | 2.69 | 12 |
| 5 | 02/22/2025 | 01:07:23 | -69.82, -20.55 | 99.97 | 02/22/2025 | 01:06:23 | -69.81, -20.54 | 99.97 | 1.12 | 60 |
| 6 | 02/24/2025 | 15:42:50 | -69.99, 120.34 | 100.76 | 02/24/2025 | 15:43:53 | -70.02, 120.35 | 100.74 | 3.08 | 63 |
| 7 | 02/24/2025 | 16:33:34 | 69.87, -72.16 | 79.10 | 02/24/2025 | 16:33:21 | 69.85, -72.23 | 79.09 | 3.28 | 13 |
| 8 | 02/24/2025 | 17:24:08 | -69.37, 95.89 | 101.44 | 02/24/2025 | 17:22:57 | -69.42, 94.81 | 101.33 | 42.85 | 71 |
| 9 | 02/27/2025 | 07:59:42 | -69.97,-123.85 | 101.78 | 02/27/2025 | 08:00:19 | -69.96,-123.84 | 101.80 | 1.08 | 37 |
| 10 | 02/27/2025 | 08:50:26 | 69.85, 43.65 | 78.08 | 02/27/2025 | 08:49:46 | 69.85, 43.65 | 78.08 | 0.12 | 40 |
| 11 | 03/01/2025 | 23:26:00 | 70.41,-176.07 | 77.68 | 03/01/2025 | 23:27:10 | 70.29,-175.11 | 77.51 | 38.28 | 70 |
| 12 | 03/02/2025 | 00:16:34 | -69.91, -7.97 | 102.87 | 03/02/2025 | 00:16:45 | -69.91, -8.01 | 102.87 | 1.62 | 11 |
| 13 | 03/02/2025 | 01:07:18 | 69.79, 159.52 | 76.99 | 03/02/2025 | 01:06:12 | 69.79, 159.47 | 77.01 | 2.14 | 66 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 2/17/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 02/17/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9