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, 23.26 | 86.90 | 2.37 | 37 |
| 2 | 12/31/2024 | 23:03:18 | 70.04,-169.23 | 92.99 | 12/31/2024 | 23:02:38 | 70.06,-169.24 | 93.00 | 1.32 | 40 |
| 3 | 01/03/2025 | 13:38:51 | 70.72, -29.14 | 93.46 | 01/03/2025 | 13:40:00 | 70.62, -27.80 | 93.31 | 50.57 | 69 |
| 4 | 01/03/2025 | 14:29:23 | -70.10, 139.17 | 87.20 | 01/03/2025 | 14:29:37 | -70.12, 139.10 | 87.18 | 3.41 | 14 |
| 5 | 01/03/2025 | 15:20:07 | 70.00, -53.37 | 92.70 | 01/03/2025 | 15:19:04 | 70.01, -53.41 | 92.72 | 1.92 | 63 |
| 6 | 01/06/2025 | 05:55:30 | 70.17, 87.53 | 92.59 | 01/06/2025 | 05:56:32 | 70.18, 87.45 | 92.59 | 3.07 | 62 |
| 7 | 01/06/2025 | 06:46:12 | -70.07,-105.00 | 87.52 | 01/06/2025 | 06:46:02 | -70.07,-105.07 | 87.52 | 2.65 | 10 |
| 8 | 01/06/2025 | 07:36:47 | 69.49, 63.16 | 91.88 | 01/06/2025 | 07:35:37 | 69.51, 61.81 | 91.95 | 52.75 | 70 |
| 9 | 01/08/2025 | 22:12:18 | 70.16,-156.67 | 92.24 | 01/08/2025 | 22:12:54 | 70.16,-156.66 | 92.24 | 0.61 | 36 |
| 10 | 01/08/2025 | 23:03:00 | -70.06, 10.80 | 87.87 | 01/08/2025 | 23:02:24 | -70.05, 10.82 | 87.88 | 1.03 | 36 |
| 11 | 01/11/2025 | 13:38:32 | -70.74, 150.90 | 87.55 | 01/11/2025 | 13:39:42 | -70.64, 152.30 | 87.70 | 53.02 | 70 |
| 12 | 01/11/2025 | 14:29:06 | 70.12, -40.81 | 91.80 | 01/11/2025 | 14:29:16 | 70.14, -40.78 | 91.82 | 2.63 | 10 |
| 13 | 01/11/2025 | 15:19:48 | -70.02, 126.66 | 88.31 | 01/11/2025 | 15:18:46 | -70.03, 126.70 | 88.30 | 1.92 | 62 |
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