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: 3/5/2025
| 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 | 03/07/2025 | 06:20:12 | -70.20, -98.81 | 104.62 | 03/07/2025 | 06:21:10 | -70.19, -98.83 | 104.64 | 1.61 | 58 |
| 2 | 03/07/2025 | 07:10:56 | 70.07, 68.70 | 75.23 | 03/07/2025 | 07:10:37 | 70.08, 68.67 | 75.25 | 1.68 | 19 |
| 3 | 03/07/2025 | 08:01:26 | -69.36,-122.94 | 105.53 | 03/07/2025 | 08:00:17 | -69.42,-124.60 | 105.39 | 65.65 | 69 |
| 4 | 03/09/2025 | 22:37:06 | -70.14, 17.06 | 105.74 | 03/09/2025 | 22:37:39 | -70.16, 17.01 | 105.72 | 2.96 | 33 |
| 5 | 03/09/2025 | 23:27:51 | 70.07,-175.53 | 74.18 | 03/09/2025 | 23:27:06 | 70.05,-175.50 | 74.17 | 2.36 | 45 |
| 6 | 03/12/2025 | 14:03:23 | 70.49, -35.05 | 73.60 | 03/12/2025 | 14:04:34 | 70.37, -34.44 | 73.44 | 26.66 | 71 |
| 7 | 03/12/2025 | 14:54:00 | -70.14, 132.82 | 106.79 | 03/12/2025 | 14:54:06 | -70.16, 132.89 | 106.78 | 2.92 | 6 |
| 8 | 03/12/2025 | 15:44:44 | 70.03, -59.69 | 73.08 | 03/12/2025 | 15:43:33 | 70.04, -59.63 | 73.10 | 2.99 | 71 |
| 9 | 03/15/2025 | 06:20:12 | 70.20, 81.19 | 72.22 | 03/15/2025 | 06:21:04 | 70.22, 81.23 | 72.23 | 2.63 | 52 |
| 10 | 03/15/2025 | 07:10:54 | -70.10,-111.35 | 107.90 | 03/15/2025 | 07:10:34 | -70.12,-111.29 | 107.88 | 2.83 | 20 |
| 11 | 03/15/2025 | 08:01:22 | 69.14, 57.36 | 71.09 | 03/15/2025 | 08:00:15 | 69.23, 55.15 | 71.27 | 88.08 | 67 |
| 12 | 03/17/2025 | 22:37:05 | 70.12,-162.93 | 71.08 | 03/17/2025 | 22:37:32 | 70.14,-163.00 | 71.09 | 3.28 | 27 |
| 13 | 03/17/2025 | 23:27:47 | -70.02, 4.55 | 109.05 | 03/17/2025 | 23:27:02 | -70.04, 4.49 | 109.02 | 3.21 | 45 |
Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/5/2025
Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/05/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-8