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: 1/2/2025
| 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 | 01/02/2025 | 07:59:35 | 69.95, 56.24 | 92.79 | 01/02/2025 | 08:00:19 | 69.95, 56.20 | 92.79 | 1.44 | 44 |
| 2 | 01/02/2025 | 08:50:17 | -69.84,-136.29 | 87.33 | 01/02/2025 | 08:49:49 | -69.84,-136.33 | 87.33 | 1.52 | 28 |
| 3 | 01/04/2025 | 23:25:59 | -70.58, 3.70 | 86.82 | 01/04/2025 | 23:27:08 | -70.50, 5.25 | 86.95 | 58.03 | 69 |
| 4 | 01/05/2025 | 00:16:32 | 69.90, 172.06 | 92.47 | 01/05/2025 | 00:16:44 | 69.90, 172.03 | 92.47 | 1.15 | 12 |
| 5 | 01/05/2025 | 01:07:14 | -69.79, -20.46 | 87.65 | 01/05/2025 | 01:06:14 | -69.79, -20.49 | 87.65 | 1.42 | 60 |
| 6 | 01/07/2025 | 15:42:44 | -69.97, 120.40 | 87.77 | 01/07/2025 | 15:43:39 | -69.99, 120.42 | 87.76 | 2.23 | 55 |
| 7 | 01/07/2025 | 16:33:28 | 69.88, -72.15 | 92.13 | 01/07/2025 | 16:33:06 | 69.88, -72.09 | 92.13 | 2.08 | 22 |
| 8 | 01/07/2025 | 17:23:56 | -69.02, 96.40 | 88.77 | 01/07/2025 | 17:22:48 | -69.11, 94.51 | 88.62 | 75.95 | 68 |
| 9 | 01/10/2025 | 07:09:12 | 70.78, 67.59 | 92.71 | 01/10/2025 | 07:10:19 | 70.72, 69.76 | 92.57 | 80.08 | 67 |
| 10 | 01/10/2025 | 07:59:40 | -69.92,-123.75 | 88.20 | 01/10/2025 | 08:00:01 | -69.95,-123.73 | 88.18 | 3.40 | 21 |
| 11 | 01/10/2025 | 08:50:24 | 69.83, 43.69 | 91.71 | 01/10/2025 | 08:49:28 | 69.83, 43.76 | 91.71 | 2.46 | 56 |
| 12 | 01/12/2025 | 23:25:54 | 70.01,-175.44 | 91.48 | 01/12/2025 | 23:26:52 | 69.99,-175.38 | 91.45 | 3.31 | 58 |
| 13 | 01/13/2025 | 00:16:36 | -69.89, -7.94 | 88.65 | 01/13/2025 | 00:16:22 | -69.88, -7.90 | 88.67 | 1.93 | 14 |
| 14 | 01/13/2025 | 01:07:08 | 69.17, 160.42 | 90.59 | 01/13/2025 | 01:05:59 | 69.21, 158.83 | 90.69 | 62.75 | 69 |
| 15 | 01/15/2025 | 15:42:49 | 69.96, -59.59 | 90.95 | 01/15/2025 | 15:43:11 | 69.95, -59.52 | 90.94 | 2.87 | 22 |
| 16 | 01/15/2025 | 16:33:31 | -69.83, 107.91 | 89.19 | 01/15/2025 | 16:32:41 | -69.84, 107.96 | 89.18 | 2.22 | 50 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/2/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/02/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9