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: 5/29/2025
| 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 | 70.20, -34.62 | 48.13 | 05/31/2025 | 14:04:16 | 70.19, -34.60 | 48.11 | 1.44 | 65 |
| 2 | 05/31/2025 | 14:53:52 | -70.08, 132.88 | 132.00 | 05/31/2025 | 14:53:46 | -70.07, 132.87 | 132.01 | 0.86 | 6 |
| 3 | 05/31/2025 | 15:44:30 | 69.62, -59.13 | 47.52 | 05/31/2025 | 15:43:19 | 69.64, -60.09 | 47.57 | 37.30 | 71 |
| 4 | 06/03/2025 | 06:20:07 | 70.12, 81.25 | 47.70 | 06/03/2025 | 06:20:46 | 70.11, 81.18 | 47.69 | 3.14 | 39 |
| 5 | 06/03/2025 | 07:10:49 | -70.05,-111.33 | 132.37 | 06/03/2025 | 07:10:15 | -70.05,-111.27 | 132.37 | 2.23 | 34 |
| 6 | 06/05/2025 | 21:46:30 | -70.77, 28.68 | 131.92 | 06/05/2025 | 21:47:39 | -70.67, 30.24 | 132.07 | 58.39 | 69 |
| 7 | 06/05/2025 | 22:37:04 | 70.10,-162.96 | 47.39 | 06/05/2025 | 22:37:14 | 70.12,-162.92 | 47.40 | 2.78 | 10 |
| 8 | 06/05/2025 | 23:27:45 | -69.98, 4.54 | 132.74 | 06/05/2025 | 23:26:45 | -69.96, 4.49 | 132.76 | 3.31 | 60 |
| 9 | 06/08/2025 | 14:03:16 | -70.18, 145.38 | 132.79 | 06/08/2025 | 14:04:16 | -70.17, 145.40 | 132.80 | 0.80 | 60 |
| 10 | 06/08/2025 | 14:54:00 | 70.04, -47.09 | 47.07 | 06/08/2025 | 14:53:43 | 70.06, -47.12 | 47.09 | 2.78 | 17 |
| 11 | 06/08/2025 | 15:44:32 | -69.44, 121.10 | 133.55 | 06/08/2025 | 15:43:22 | -69.46, 119.69 | 133.49 | 55.23 | 70 |
| 12 | 06/11/2025 | 06:20:11 | -70.11, -98.76 | 133.05 | 06/11/2025 | 06:20:44 | -70.09, -98.82 | 133.08 | 3.43 | 33 |
| 13 | 06/11/2025 | 07:10:56 | 70.03, 68.68 | 46.86 | 06/11/2025 | 07:10:10 | 70.03, 68.74 | 46.86 | 2.22 | 46 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/29/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 05/29/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8