Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/8/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 06/11/2025 | 07:09:17 | -70.07,-111.30 | 133.09 | 06/11/2025 | 07:10:18 | -70.06,-111.26 | 133.11 | 1.87 | 61 |
| 2 | 06/11/2025 | 08:00:01 | 69.96, 56.17 | 46.80 | 06/11/2025 | 07:59:45 | 69.96, 56.24 | 46.79 | 2.77 | 16 |
| 3 | 06/11/2025 | 08:50:33 | -69.33,-135.59 | 133.86 | 06/11/2025 | 08:49:23 | -69.41,-136.88 | 133.74 | 51.25 | 70 |
| 4 | 06/13/2025 | 23:26:12 | -70.01, 4.56 | 133.30 | 06/13/2025 | 23:26:50 | -70.04, 4.58 | 133.29 | 3.01 | 38 |
| 5 | 06/14/2025 | 00:16:56 | 69.91, 172.03 | 46.59 | 06/14/2025 | 00:16:18 | 69.88, 172.00 | 46.56 | 3.22 | 38 |
| 6 | 06/16/2025 | 14:52:34 | 70.59, -47.89 | 47.20 | 06/16/2025 | 14:53:44 | 70.48, -46.53 | 47.04 | 51.85 | 70 |
| 7 | 06/16/2025 | 15:43:07 | -70.01, 120.33 | 133.41 | 06/16/2025 | 15:43:21 | -69.99, 120.40 | 133.43 | 3.33 | 14 |
| 8 | 06/16/2025 | 16:33:50 | 69.85, -72.12 | 46.43 | 06/16/2025 | 16:32:48 | 69.88, -72.11 | 46.47 | 3.47 | 62 |
| 9 | 06/19/2025 | 07:09:20 | 70.07, 68.70 | 46.60 | 06/19/2025 | 07:10:22 | 70.08, 68.77 | 46.60 | 3.00 | 62 |
| 10 | 06/19/2025 | 08:00:01 | -69.91,-123.75 | 133.56 | 06/19/2025 | 07:59:53 | -69.92,-123.82 | 133.55 | 3.22 | 8 |
| 11 | 06/19/2025 | 08:50:37 | 69.38, 44.34 | 45.89 | 06/19/2025 | 08:49:27 | 69.43, 43.14 | 45.98 | 47.17 | 70 |
| 12 | 06/21/2025 | 23:26:15 | 70.02,-175.46 | 46.55 | 06/21/2025 | 23:26:53 | 70.04,-175.41 | 46.56 | 2.82 | 38 |
| 13 | 06/22/2025 | 00:16:57 | -69.92, -7.99 | 133.56 | 06/22/2025 | 00:16:24 | -69.89, -7.99 | 133.59 | 3.65 | 33 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/8/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/08/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9