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: 6/1/2025
| 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 | 06/03/2025 | 06:20:07 | 70.13, 81.25 | 47.71 | 06/03/2025 | 06:20:45 | 70.15, 81.24 | 47.73 | 3.12 | 38 |
| 2 | 06/03/2025 | 07:10:48 | -70.01,-111.26 | 132.42 | 06/03/2025 | 07:10:15 | -70.04,-111.29 | 132.39 | 3.19 | 33 |
| 3 | 06/05/2025 | 21:46:30 | -70.78, 28.66 | 131.91 | 06/05/2025 | 21:47:39 | -70.64, 30.21 | 132.09 | 58.88 | 69 |
| 4 | 06/05/2025 | 22:37:04 | 70.11,-162.97 | 47.40 | 06/05/2025 | 22:37:14 | 70.10,-162.94 | 47.38 | 1.47 | 10 |
| 5 | 06/05/2025 | 23:27:45 | -70.00, 4.52 | 132.73 | 06/05/2025 | 23:26:44 | -69.99, 4.53 | 132.73 | 0.64 | 61 |
| 6 | 06/08/2025 | 14:03:16 | -70.20, 145.36 | 132.77 | 06/08/2025 | 14:04:15 | -70.19, 145.43 | 132.78 | 2.88 | 59 |
| 7 | 06/08/2025 | 14:54:00 | 70.05, -47.12 | 47.08 | 06/08/2025 | 14:53:43 | 70.03, -47.16 | 47.06 | 2.92 | 17 |
| 8 | 06/08/2025 | 15:44:31 | -69.41, 121.16 | 133.59 | 06/08/2025 | 15:43:21 | -69.48, 119.72 | 133.47 | 56.62 | 70 |
| 9 | 06/11/2025 | 06:20:12 | -70.14, -98.80 | 133.03 | 06/11/2025 | 06:20:43 | -70.15, -98.73 | 133.02 | 2.83 | 31 |
| 10 | 06/11/2025 | 07:10:55 | 70.00, 68.73 | 46.83 | 06/11/2025 | 07:10:10 | 69.99, 68.67 | 46.82 | 2.39 | 45 |
| 11 | 06/13/2025 | 21:46:28 | 70.32,-150.63 | 47.01 | 06/13/2025 | 21:47:39 | 70.25,-150.34 | 46.92 | 13.48 | 71 |
| 12 | 06/13/2025 | 22:37:07 | -70.09, 17.04 | 133.23 | 06/13/2025 | 22:37:10 | -70.09, 17.07 | 133.23 | 1.07 | 3 |
| 13 | 06/13/2025 | 23:27:50 | 69.90,-175.36 | 46.57 | 06/13/2025 | 23:26:38 | 69.92,-175.52 | 46.60 | 6.72 | 72 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 6/1/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 06/01/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8