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: 1/12/2025
| 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 | 01/12/2025 | 23:26:07 | 70.62,-176.40 | 92.12 | 01/12/2025 | 23:27:16 | 70.53,-174.75 | 91.97 | 61.74 | 69 |
| 2 | 01/13/2025 | 00:16:38 | -69.93, -8.00 | 88.62 | 01/13/2025 | 00:16:55 | -69.93, -7.99 | 88.62 | 0.66 | 17 |
| 3 | 01/13/2025 | 01:07:22 | 69.83, 159.45 | 91.28 | 01/13/2025 | 01:06:22 | 69.82, 159.51 | 91.28 | 2.42 | 60 |
| 4 | 01/15/2025 | 15:42:52 | 69.98, -59.64 | 90.98 | 01/15/2025 | 15:43:57 | 69.97, -59.68 | 90.96 | 1.71 | 65 |
| 5 | 01/15/2025 | 16:33:34 | -69.87, 107.85 | 89.15 | 01/15/2025 | 16:33:27 | -69.87, 107.80 | 89.15 | 1.56 | 7 |
| 6 | 01/15/2025 | 17:24:11 | 69.40, -84.16 | 90.36 | 01/15/2025 | 17:23:00 | 69.43, -85.15 | 90.43 | 38.76 | 71 |
| 7 | 01/18/2025 | 07:59:47 | 69.94, 56.19 | 90.41 | 01/18/2025 | 08:00:27 | 69.93, 56.14 | 90.40 | 2.20 | 40 |
| 8 | 01/18/2025 | 08:50:29 | -69.82,-136.32 | 89.72 | 01/18/2025 | 08:49:57 | -69.83,-136.37 | 89.71 | 2.41 | 32 |
| 9 | 01/20/2025 | 23:26:12 | -70.67, 3.50 | 89.38 | 01/20/2025 | 23:27:20 | -70.57, 5.29 | 89.55 | 67.13 | 68 |
| 10 | 01/21/2025 | 00:16:43 | 69.90, 172.02 | 89.80 | 01/21/2025 | 00:16:57 | 69.91, 171.98 | 89.82 | 2.06 | 14 |
| 11 | 01/21/2025 | 01:07:26 | -69.83, -20.57 | 90.28 | 01/21/2025 | 01:06:27 | -69.81, -20.52 | 90.29 | 3.15 | 59 |
| 12 | 01/23/2025 | 15:42:56 | -70.01, 120.30 | 90.69 | 01/23/2025 | 15:43:59 | -70.03, 120.38 | 90.69 | 3.39 | 63 |
| 13 | 01/23/2025 | 16:33:39 | 69.87, -72.17 | 89.16 | 01/23/2025 | 16:33:27 | 69.85, -72.22 | 89.15 | 2.19 | 12 |
| 14 | 01/23/2025 | 17:24:14 | -69.38, 95.85 | 91.37 | 01/23/2025 | 17:23:03 | -69.42, 94.83 | 91.27 | 40.38 | 71 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/12/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/12/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9