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: 12/27/2024
| 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 | 12/29/2024 | 05:55:46 | -70.22, -92.60 | 86.65 | 12/29/2024 | 05:56:44 | -70.23, -92.52 | 86.64 | 3.16 | 58 |
| 2 | 12/29/2024 | 06:46:29 | 70.07, 74.94 | 93.20 | 12/29/2024 | 06:46:12 | 70.07, 74.90 | 93.20 | 1.69 | 17 |
| 3 | 12/29/2024 | 07:37:00 | -69.39,-116.73 | 87.51 | 12/29/2024 | 07:35:51 | -69.47,-118.31 | 87.39 | 62.17 | 69 |
| 4 | 12/31/2024 | 22:12:34 | -70.15, 23.30 | 86.90 | 12/31/2024 | 22:13:11 | -70.16, 23.27 | 86.90 | 1.72 | 37 |
| 5 | 12/31/2024 | 23:03:18 | 70.05,-169.25 | 93.00 | 12/31/2024 | 23:02:38 | 70.05,-169.24 | 93.00 | 0.31 | 40 |
| 6 | 01/03/2025 | 13:38:51 | 70.73, -29.15 | 93.47 | 01/03/2025 | 13:40:00 | 70.63, -27.78 | 93.33 | 51.45 | 69 |
| 7 | 01/03/2025 | 14:29:24 | -70.15, 139.09 | 87.14 | 01/03/2025 | 14:29:37 | -70.14, 139.14 | 87.16 | 2.05 | 13 |
| 8 | 01/03/2025 | 15:20:07 | 70.00, -53.38 | 92.70 | 01/03/2025 | 15:19:04 | 70.03, -53.38 | 92.74 | 3.16 | 63 |
| 9 | 01/06/2025 | 05:55:31 | 70.22, 87.45 | 92.64 | 01/06/2025 | 05:56:32 | 70.23, 87.52 | 92.64 | 2.83 | 61 |
| 10 | 01/06/2025 | 06:46:13 | -70.11,-105.07 | 87.47 | 01/06/2025 | 06:46:02 | -70.12,-105.00 | 87.47 | 2.88 | 11 |
| 11 | 01/06/2025 | 07:36:47 | 69.49, 63.17 | 91.88 | 01/06/2025 | 07:35:37 | 69.56, 61.87 | 92.00 | 50.96 | 70 |
| 12 | 01/08/2025 | 22:12:19 | 70.14,-156.64 | 92.22 | 01/08/2025 | 22:12:57 | 70.14,-156.69 | 92.22 | 1.80 | 38 |
| 13 | 01/08/2025 | 23:03:01 | -70.04, 10.83 | 87.89 | 01/08/2025 | 23:02:27 | -70.04, 10.79 | 87.89 | 1.41 | 34 |
Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/27/2024
Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 12/27/2024 in txt file.
Historial Predications of SNOs between NOAA-21 and LANDSAT-9