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: 5/30/2025
| 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 | 05/31/2025 | 14:03:11 | 70.19, -34.62 | 48.12 | 05/31/2025 | 14:04:16 | 70.19, -34.60 | 48.11 | 1.35 | 65 |
| 2 | 05/31/2025 | 14:53:52 | -70.08, 132.88 | 132.00 | 05/31/2025 | 14:53:46 | -70.07, 132.87 | 132.02 | 1.07 | 6 |
| 3 | 05/31/2025 | 15:44:30 | 69.61, -59.12 | 47.51 | 05/31/2025 | 15:43:19 | 69.64, -60.09 | 47.57 | 37.37 | 71 |
| 4 | 06/03/2025 | 06:20:08 | 70.17, 81.17 | 47.76 | 06/03/2025 | 06:20:45 | 70.16, 81.25 | 47.74 | 3.38 | 37 |
| 5 | 06/03/2025 | 07:10:49 | -70.06,-111.33 | 132.37 | 06/03/2025 | 07:10:15 | -70.05,-111.28 | 132.38 | 2.33 | 34 |
| 6 | 06/05/2025 | 21:46:30 | -70.77, 28.67 | 131.91 | 06/05/2025 | 21:47:39 | -70.66, 30.23 | 132.08 | 58.56 | 69 |
| 7 | 06/05/2025 | 22:37:04 | 70.11,-162.96 | 47.39 | 06/05/2025 | 22:37:14 | 70.11,-162.93 | 47.39 | 1.45 | 10 |
| 8 | 06/05/2025 | 23:27:45 | -69.99, 4.53 | 132.74 | 06/05/2025 | 23:26:44 | -70.00, 4.55 | 132.72 | 1.72 | 61 |
| 9 | 06/08/2025 | 14:03:15 | -70.14, 145.45 | 132.83 | 06/08/2025 | 14:04:16 | -70.15, 145.38 | 132.82 | 3.49 | 61 |
| 10 | 06/08/2025 | 14:54:00 | 70.05, -47.11 | 47.08 | 06/08/2025 | 14:53:43 | 70.04, -47.14 | 47.08 | 1.18 | 17 |
| 11 | 06/08/2025 | 15:44:31 | -69.40, 121.17 | 133.60 | 06/08/2025 | 15:43:21 | -69.50, 119.74 | 133.45 | 56.69 | 70 |
| 12 | 06/11/2025 | 06:20:11 | -70.13, -98.78 | 133.03 | 06/11/2025 | 06:20:43 | -70.12, -98.78 | 133.05 | 1.19 | 32 |
| 13 | 06/11/2025 | 07:10:55 | 69.99, 68.74 | 46.82 | 06/11/2025 | 07:10:10 | 70.01, 68.70 | 46.84 | 2.04 | 45 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/30/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 05/30/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8