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: 6/27/2025
| 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 | 06/27/2025 | 07:09:40 | -70.04,-111.33 | 133.29 | 06/27/2025 | 07:10:29 | -70.06,-111.27 | 133.29 | 3.18 | 49 |
| 2 | 06/27/2025 | 08:00:24 | 69.91, 56.18 | 46.57 | 06/27/2025 | 07:59:57 | 69.91, 56.16 | 46.57 | 0.83 | 27 |
| 3 | 06/27/2025 | 08:50:49 | -68.93,-135.10 | 134.45 | 06/27/2025 | 08:49:42 | -68.97,-137.47 | 134.32 | 94.87 | 67 |
| 4 | 06/29/2025 | 22:36:11 | 70.79,-164.10 | 47.65 | 06/29/2025 | 22:37:19 | 70.66,-162.14 | 47.44 | 73.41 | 68 |
| 5 | 06/29/2025 | 23:26:39 | -69.98, 4.52 | 133.22 | 06/29/2025 | 23:27:00 | -69.95, 4.46 | 133.25 | 3.48 | 21 |
| 6 | 06/30/2025 | 00:17:23 | 69.84, 172.02 | 46.65 | 06/30/2025 | 00:16:27 | 69.85, 171.96 | 46.66 | 2.61 | 56 |
| 7 | 07/02/2025 | 14:52:58 | 70.05, -47.16 | 47.05 | 07/02/2025 | 14:54:00 | 70.04, -47.16 | 47.03 | 0.50 | 62 |
| 8 | 07/02/2025 | 15:43:39 | -69.91, 120.36 | 133.09 | 07/02/2025 | 15:43:30 | -69.94, 120.32 | 133.07 | 3.10 | 9 |
| 9 | 07/02/2025 | 16:34:15 | 69.36, -71.52 | 46.33 | 07/02/2025 | 16:33:05 | 69.39, -72.79 | 46.42 | 49.86 | 70 |
| 10 | 07/05/2025 | 07:09:58 | 69.99, 68.67 | 47.23 | 07/05/2025 | 07:10:30 | 70.01, 68.68 | 47.24 | 2.48 | 32 |
| 11 | 07/05/2025 | 08:00:40 | -69.91,-123.88 | 132.86 | 07/05/2025 | 08:00:00 | -69.91,-123.83 | 132.85 | 1.90 | 40 |
| 12 | 07/07/2025 | 22:36:19 | -70.33, 16.59 | 132.14 | 07/07/2025 | 22:37:30 | -70.25, 17.25 | 132.26 | 26.26 | 71 |
| 13 | 07/07/2025 | 23:26:58 | 69.94,-175.49 | 47.45 | 07/07/2025 | 23:27:00 | 69.97,-175.50 | 47.48 | 3.52 | 2 |
| 14 | 07/08/2025 | 00:17:40 | -69.85, -8.05 | 132.63 | 07/08/2025 | 00:16:30 | -69.87, -8.01 | 132.61 | 2.44 | 70 |
| 15 | 07/10/2025 | 14:53:13 | -70.01, 132.83 | 132.14 | 07/10/2025 | 14:54:02 | -70.03, 132.82 | 132.14 | 1.60 | 49 |
| 16 | 07/10/2025 | 15:43:57 | 69.89, -59.67 | 47.73 | 07/10/2025 | 15:43:29 | 69.91, -59.70 | 47.76 | 2.87 | 28 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/27/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/27/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9