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: 3/12/2025
| 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 | 03/12/2025 | 14:03:23 | 70.44, -34.97 | 73.54 | 03/12/2025 | 14:04:35 | 70.35, -34.47 | 73.42 | 21.43 | 72 |
| 2 | 03/12/2025 | 14:54:01 | -70.15, 132.81 | 106.78 | 03/12/2025 | 14:54:07 | -70.12, 132.84 | 106.81 | 3.21 | 6 |
| 3 | 03/12/2025 | 15:44:45 | 70.03, -59.70 | 73.08 | 03/12/2025 | 15:43:34 | 70.02, -59.66 | 73.08 | 1.58 | 71 |
| 4 | 03/15/2025 | 06:20:12 | 70.20, 81.18 | 72.22 | 03/15/2025 | 06:21:04 | 70.18, 81.17 | 72.19 | 2.56 | 52 |
| 5 | 03/15/2025 | 07:10:53 | -70.06,-111.28 | 107.94 | 03/15/2025 | 07:10:34 | -70.07,-111.36 | 107.93 | 2.95 | 19 |
| 6 | 03/15/2025 | 08:01:22 | 69.14, 57.36 | 71.09 | 03/15/2025 | 08:00:15 | 69.18, 55.09 | 71.23 | 89.74 | 67 |
| 7 | 03/17/2025 | 22:37:05 | 70.13,-162.93 | 71.08 | 03/17/2025 | 22:37:31 | 70.14,-163.01 | 71.09 | 2.90 | 26 |
| 8 | 03/17/2025 | 23:27:47 | -70.03, 4.53 | 109.04 | 03/17/2025 | 23:27:01 | -70.03, 4.47 | 109.03 | 2.16 | 46 |
| 9 | 03/20/2025 | 14:03:17 | -70.32, 145.23 | 109.77 | 03/20/2025 | 14:04:29 | -70.28, 145.44 | 109.83 | 9.54 | 72 |
| 10 | 03/20/2025 | 14:53:59 | 70.12, -47.15 | 70.01 | 03/20/2025 | 14:53:57 | 70.11, -47.15 | 70.00 | 0.90 | 2 |
| 11 | 03/20/2025 | 15:44:40 | -69.96, 120.41 | 110.18 | 03/20/2025 | 15:43:27 | -70.00, 120.33 | 110.12 | 5.56 | 73 |
| 12 | 03/23/2025 | 06:20:09 | -70.21, -98.83 | 110.95 | 03/23/2025 | 06:20:55 | -70.22, -98.75 | 110.95 | 2.98 | 46 |
| 13 | 03/23/2025 | 07:10:52 | 70.07, 68.70 | 68.89 | 03/23/2025 | 07:10:23 | 70.05, 68.65 | 68.87 | 3.14 | 29 |
| 14 | 03/25/2025 | 21:46:31 | 70.91,-151.50 | 68.75 | 03/25/2025 | 21:47:39 | 70.82,-149.59 | 68.59 | 70.37 | 68 |
| 15 | 03/25/2025 | 22:37:01 | -70.17, 17.01 | 112.06 | 03/25/2025 | 22:37:19 | -70.17, 17.08 | 112.06 | 2.47 | 18 |
| 16 | 03/25/2025 | 23:27:44 | 70.03,-175.46 | 67.79 | 03/25/2025 | 23:26:46 | 70.05,-175.45 | 67.82 | 2.96 | 58 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/12/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/12/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8