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: 3/3/2025
| 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 | 03/04/2025 | 15:42:45 | 70.01, -59.67 | 76.22 | 03/04/2025 | 15:43:49 | 70.00, -59.67 | 76.20 | 1.00 | 64 |
| 2 | 03/04/2025 | 16:33:26 | -69.90, 107.83 | 103.92 | 03/04/2025 | 16:33:19 | -69.89, 107.81 | 103.92 | 0.84 | 7 |
| 3 | 03/04/2025 | 17:24:03 | 69.39, -84.11 | 75.54 | 03/04/2025 | 17:22:52 | 69.46, -85.14 | 75.66 | 40.83 | 71 |
| 4 | 03/07/2025 | 07:59:37 | 69.98, 56.16 | 75.15 | 03/07/2025 | 08:00:19 | 69.95, 56.14 | 75.11 | 3.40 | 42 |
| 5 | 03/07/2025 | 08:50:18 | -69.86,-136.34 | 105.00 | 03/07/2025 | 08:49:49 | -69.85,-136.38 | 105.01 | 2.51 | 29 |
| 6 | 03/09/2025 | 23:25:59 | -70.88, 3.21 | 104.94 | 03/09/2025 | 23:27:06 | -70.79, 5.60 | 105.14 | 87.83 | 67 |
| 7 | 03/10/2025 | 00:16:28 | 69.97, 171.97 | 74.08 | 03/10/2025 | 00:16:46 | 69.97, 172.04 | 74.07 | 2.67 | 18 |
| 8 | 03/10/2025 | 01:07:09 | -69.85, -20.52 | 106.07 | 03/10/2025 | 01:06:16 | -69.87, -20.47 | 106.04 | 3.01 | 53 |
| 9 | 03/12/2025 | 15:42:36 | -70.09, 120.26 | 106.84 | 03/12/2025 | 15:43:47 | -70.06, 120.40 | 106.89 | 6.47 | 71 |
| 10 | 03/12/2025 | 16:33:19 | 69.91, -72.15 | 72.96 | 03/12/2025 | 16:33:15 | 69.89, -72.19 | 72.94 | 2.54 | 4 |
| 11 | 03/12/2025 | 17:23:59 | -69.73, 95.43 | 107.25 | 03/12/2025 | 17:22:45 | -69.79, 95.30 | 107.18 | 7.74 | 74 |
| 12 | 03/15/2025 | 07:59:26 | -69.99,-123.80 | 108.01 | 03/15/2025 | 08:00:15 | -69.99,-123.81 | 108.02 | 0.36 | 49 |
| 13 | 03/15/2025 | 08:50:10 | 69.86, 43.70 | 71.85 | 03/15/2025 | 08:49:42 | 69.87, 43.67 | 71.86 | 1.63 | 28 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/3/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 03/03/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9