Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/30/2024
| Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 12/31/2024 | 22:12:34 | -70.14, 23.31 | 86.91 | 12/31/2024 | 22:13:11 | -70.16, 23.27 | 86.90 | 2.60 | 37 |
| 2 | 12/31/2024 | 23:03:18 | 70.04,-169.23 | 92.99 | 12/31/2024 | 23:02:38 | 70.06,-169.23 | 93.01 | 1.52 | 40 |
| 3 | 01/03/2025 | 13:38:51 | 70.72, -29.14 | 93.46 | 01/03/2025 | 13:40:00 | 70.63, -27.79 | 93.32 | 50.77 | 69 |
| 4 | 01/03/2025 | 14:29:24 | -70.15, 139.09 | 87.15 | 01/03/2025 | 14:29:37 | -70.13, 139.12 | 87.17 | 2.20 | 13 |
| 5 | 01/03/2025 | 15:20:07 | 70.00, -53.37 | 92.70 | 01/03/2025 | 15:19:04 | 70.02, -53.39 | 92.73 | 2.94 | 63 |
| 6 | 01/06/2025 | 05:55:31 | 70.22, 87.45 | 92.64 | 01/06/2025 | 05:56:32 | 70.20, 87.48 | 92.62 | 2.18 | 61 |
| 7 | 01/06/2025 | 06:46:12 | -70.06,-105.00 | 87.52 | 01/06/2025 | 06:46:02 | -70.09,-105.04 | 87.50 | 3.23 | 10 |
| 8 | 01/06/2025 | 07:36:47 | 69.49, 63.17 | 91.88 | 01/06/2025 | 07:35:37 | 69.54, 61.84 | 91.97 | 51.97 | 70 |
| 9 | 01/08/2025 | 22:12:18 | 70.15,-156.65 | 92.23 | 01/08/2025 | 22:12:55 | 70.15,-156.68 | 92.22 | 1.14 | 37 |
| 10 | 01/08/2025 | 23:03:00 | -70.05, 10.81 | 87.88 | 01/08/2025 | 23:02:25 | -70.04, 10.80 | 87.89 | 1.55 | 35 |
| 11 | 01/11/2025 | 13:38:33 | -70.78, 150.83 | 87.51 | 01/11/2025 | 13:39:42 | -70.70, 152.39 | 87.65 | 58.00 | 69 |
| 12 | 01/11/2025 | 14:29:06 | 70.10, -40.79 | 91.78 | 01/11/2025 | 14:29:18 | 70.09, -40.86 | 91.77 | 3.14 | 12 |
| 13 | 01/11/2025 | 15:19:48 | -70.01, 126.67 | 88.33 | 01/11/2025 | 15:18:48 | -69.98, 126.62 | 88.35 | 3.40 | 60 |
Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/30/2024
Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 12/30/2024 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-9