Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/2/2025
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (LANDSAT-8) | Time (LANDSAT-8) | Lat,Lon (LANDSAT-8) | SZA (LANDSAT-8 ) | Distance(km) | Time Diff (sec) |
| 1 | 01/02/2025 | 05:30:33 | 71.11, 92.31 | 94.00 | 01/02/2025 | 05:31:39 | 70.99, 94.78 | 93.80 | 90.28 | 66 |
| 2 | 01/02/2025 | 06:20:59 | -70.18, -98.85 | 86.99 | 01/02/2025 | 06:21:22 | -70.16, -98.82 | 87.01 | 2.31 | 23 |
| 3 | 01/02/2025 | 07:11:43 | 70.08, 68.61 | 92.91 | 01/02/2025 | 07:10:49 | 70.06, 68.68 | 92.90 | 3.22 | 54 |
| 4 | 01/04/2025 | 21:47:08 | 70.40,-150.72 | 92.99 | 01/04/2025 | 21:48:19 | 70.32,-150.35 | 92.88 | 16.64 | 71 |
| 5 | 01/04/2025 | 22:37:47 | -70.14, 16.99 | 87.29 | 01/04/2025 | 22:37:50 | -70.15, 17.04 | 87.29 | 1.99 | 3 |
| 6 | 01/04/2025 | 23:28:30 | 69.99,-175.46 | 92.55 | 01/04/2025 | 23:27:18 | 69.99,-175.54 | 92.56 | 2.81 | 72 |
| 7 | 01/07/2025 | 14:03:52 | 70.20, -34.62 | 92.46 | 01/07/2025 | 14:04:47 | 70.19, -34.64 | 92.44 | 1.50 | 55 |
| 8 | 01/07/2025 | 14:54:34 | -70.11, 132.85 | 87.65 | 01/07/2025 | 14:54:17 | -70.08, 132.84 | 87.68 | 3.22 | 17 |
| 9 | 01/07/2025 | 15:45:04 | 69.26, -58.61 | 91.48 | 01/07/2025 | 15:43:56 | 69.31, -60.57 | 91.58 | 77.63 | 68 |
| 10 | 01/10/2025 | 06:20:38 | 70.16, 81.25 | 92.05 | 01/10/2025 | 06:21:11 | 70.17, 81.24 | 92.05 | 1.38 | 33 |
| 11 | 01/10/2025 | 07:11:19 | -70.07,-111.29 | 88.06 | 01/10/2025 | 07:10:40 | -70.06,-111.29 | 88.06 | 0.59 | 39 |
| 12 | 01/12/2025 | 21:46:48 | -70.74, 28.83 | 87.77 | 01/12/2025 | 21:47:58 | -70.65, 30.21 | 87.91 | 51.55 | 70 |
| 13 | 01/12/2025 | 22:37:23 | 70.17,-162.96 | 91.63 | 01/12/2025 | 22:37:32 | 70.15,-162.88 | 91.61 | 3.31 | 9 |
| 14 | 01/12/2025 | 23:28:04 | -70.02, 4.58 | 88.53 | 01/12/2025 | 23:27:02 | -70.04, 4.60 | 88.50 | 2.21 | 62 |
| 15 | 01/15/2025 | 14:03:23 | -70.22, 145.47 | 88.79 | 01/15/2025 | 14:04:26 | -70.19, 145.45 | 88.82 | 2.66 | 63 |
| 16 | 01/15/2025 | 14:54:07 | 70.12, -47.07 | 91.11 | 01/15/2025 | 14:53:52 | 70.13, -47.00 | 91.12 | 2.96 | 15 |
| 17 | 01/15/2025 | 15:44:40 | -69.55, 121.09 | 89.49 | 01/15/2025 | 15:43:29 | -69.63, 119.95 | 89.36 | 45.16 | 71 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/2/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/02/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8