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: 5/24/2025
| 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 | 05/26/2025 | 06:19:59 | -70.15, -98.75 | 131.11 | 05/26/2025 | 06:20:47 | -70.15, -98.79 | 131.11 | 1.52 | 48 |
| 2 | 05/26/2025 | 07:10:44 | 70.06, 68.69 | 48.80 | 05/26/2025 | 07:10:14 | 70.05, 68.71 | 48.79 | 1.77 | 30 |
| 3 | 05/28/2025 | 21:46:29 | 70.97,-151.63 | 49.32 | 05/28/2025 | 21:47:36 | 70.83,-149.52 | 49.13 | 78.39 | 67 |
| 4 | 05/28/2025 | 22:36:56 | -70.11, 17.06 | 131.58 | 05/28/2025 | 22:37:17 | -70.12, 17.05 | 131.58 | 0.99 | 21 |
| 5 | 05/28/2025 | 23:27:41 | 70.03,-175.50 | 48.33 | 05/28/2025 | 23:26:44 | 70.02,-175.45 | 48.32 | 2.20 | 57 |
| 6 | 05/31/2025 | 14:03:12 | 70.20, -34.64 | 48.13 | 05/31/2025 | 14:04:17 | 70.18, -34.60 | 48.10 | 2.64 | 65 |
| 7 | 05/31/2025 | 14:53:53 | -70.08, 132.87 | 132.00 | 05/31/2025 | 14:53:47 | -70.08, 132.88 | 132.01 | 0.56 | 6 |
| 8 | 05/31/2025 | 15:44:31 | 69.62, -59.14 | 47.53 | 05/31/2025 | 15:43:20 | 69.64, -60.09 | 47.57 | 36.83 | 71 |
| 9 | 06/03/2025 | 06:20:07 | 70.13, 81.24 | 47.71 | 06/03/2025 | 06:20:46 | 70.12, 81.19 | 47.70 | 2.15 | 39 |
| 10 | 06/03/2025 | 07:10:48 | -70.00,-111.25 | 132.43 | 06/03/2025 | 07:10:16 | -70.02,-111.33 | 132.41 | 3.37 | 32 |
| 11 | 06/05/2025 | 21:46:30 | -70.76, 28.69 | 131.92 | 06/05/2025 | 21:47:39 | -70.70, 30.28 | 132.04 | 59.10 | 69 |
| 12 | 06/05/2025 | 22:37:04 | 70.10,-162.96 | 47.39 | 06/05/2025 | 22:37:15 | 70.09,-162.96 | 47.38 | 0.90 | 11 |
| 13 | 06/05/2025 | 23:27:45 | -69.98, 4.55 | 132.75 | 06/05/2025 | 23:26:45 | -69.99, 4.53 | 132.73 | 1.81 | 60 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/24/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 05/24/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8