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 | 06/08/2025 | 14:52:29 | -70.51, 132.24 | 132.43 | 06/08/2025 | 14:53:39 | -70.43, 133.40 | 132.56 | 43.91 | 70 |
| 2 | 06/08/2025 | 15:43:05 | 69.98, -59.63 | 47.02 | 06/08/2025 | 15:43:12 | 70.00, -59.57 | 47.03 | 3.23 | 7 |
| 3 | 06/08/2025 | 16:33:47 | -69.88, 107.84 | 133.09 | 06/08/2025 | 16:32:42 | -69.89, 107.90 | 133.08 | 2.54 | 65 |
| 4 | 06/11/2025 | 07:09:16 | -70.03,-111.24 | 133.14 | 06/11/2025 | 07:10:18 | -70.04,-111.29 | 133.13 | 2.62 | 62 |
| 5 | 06/11/2025 | 08:00:00 | 69.92, 56.23 | 46.75 | 06/11/2025 | 07:59:45 | 69.94, 56.22 | 46.78 | 2.46 | 15 |
| 6 | 06/11/2025 | 08:50:33 | -69.34,-135.60 | 133.85 | 06/11/2025 | 08:49:23 | -69.39,-136.90 | 133.76 | 51.12 | 70 |
| 7 | 06/13/2025 | 23:26:12 | -70.02, 4.54 | 133.29 | 06/13/2025 | 23:26:50 | -70.02, 4.55 | 133.31 | 0.78 | 38 |
| 8 | 06/14/2025 | 00:16:56 | 69.92, 172.01 | 46.60 | 06/14/2025 | 00:16:17 | 69.91, 172.05 | 46.60 | 1.72 | 39 |
| 9 | 06/16/2025 | 14:52:34 | 70.60, -47.91 | 47.21 | 06/16/2025 | 14:53:43 | 70.51, -46.49 | 47.07 | 53.57 | 69 |
| 10 | 06/16/2025 | 15:43:06 | -69.97, 120.39 | 133.45 | 06/16/2025 | 15:43:21 | -69.96, 120.36 | 133.46 | 1.50 | 15 |
| 11 | 06/16/2025 | 16:33:50 | 69.86, -72.14 | 46.44 | 06/16/2025 | 16:32:48 | 69.85, -72.15 | 46.44 | 1.23 | 62 |
| 12 | 06/19/2025 | 07:09:19 | 70.02, 68.76 | 46.56 | 06/19/2025 | 07:10:22 | 70.04, 68.71 | 46.57 | 2.65 | 63 |
| 13 | 06/19/2025 | 08:00:01 | -69.92,-123.77 | 133.55 | 06/19/2025 | 07:59:52 | -69.94,-123.80 | 133.53 | 2.36 | 9 |
| 14 | 06/19/2025 | 08:50:37 | 69.39, 44.32 | 45.90 | 06/19/2025 | 08:49:26 | 69.44, 43.16 | 45.99 | 45.60 | 71 |
| 15 | 06/21/2025 | 23:26:15 | 70.03,-175.48 | 46.56 | 06/21/2025 | 23:26:52 | 70.04,-175.40 | 46.56 | 3.12 | 37 |
| 16 | 06/22/2025 | 00:16:56 | -69.88, -7.93 | 133.60 | 06/22/2025 | 00:16:23 | -69.89, -7.99 | 133.59 | 2.55 | 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