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: 6/25/2025
| 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 | -70.05,-111.35 | 133.28 | 06/27/2025 | 07:10:29 | -70.05,-111.29 | 133.30 | 2.46 | 49 |
| 2 | 06/27/2025 | 08:00:24 | 69.92, 56.15 | 46.59 | 06/27/2025 | 07:59:56 | 69.95, 56.21 | 46.61 | 3.46 | 28 |
| 3 | 06/27/2025 | 08:50:48 | -68.88,-135.04 | 134.50 | 06/27/2025 | 08:49:42 | -68.95,-137.48 | 134.33 | 98.03 | 66 |
| 4 | 06/29/2025 | 22:36:12 | 70.81,-164.12 | 47.66 | 06/29/2025 | 22:37:19 | 70.70,-162.08 | 47.48 | 75.90 | 67 |
| 5 | 06/29/2025 | 23:26:40 | -69.99, 4.50 | 133.21 | 06/29/2025 | 23:27:00 | -70.00, 4.52 | 133.20 | 1.12 | 20 |
| 6 | 06/30/2025 | 00:17:24 | 69.86, 172.00 | 46.66 | 06/30/2025 | 00:16:27 | 69.89, 172.01 | 46.70 | 3.33 | 57 |
| 7 | 07/02/2025 | 14:52:57 | 70.01, -47.11 | 47.01 | 07/02/2025 | 14:54:00 | 70.03, -47.18 | 47.02 | 3.50 | 63 |
| 8 | 07/02/2025 | 15:43:39 | -69.93, 120.34 | 133.08 | 07/02/2025 | 15:43:30 | -69.93, 120.30 | 133.08 | 1.29 | 9 |
| 9 | 07/02/2025 | 16:34:15 | 69.37, -71.54 | 46.35 | 07/02/2025 | 16:33:04 | 69.43, -72.73 | 46.46 | 47.06 | 71 |
| 10 | 07/05/2025 | 07:09:58 | 70.01, 68.65 | 47.25 | 07/05/2025 | 07:10:30 | 70.00, 68.66 | 47.23 | 1.08 | 32 |
| 11 | 07/05/2025 | 08:00:40 | -69.92,-123.91 | 132.84 | 07/05/2025 | 08:00:00 | -69.90,-123.85 | 132.87 | 3.35 | 40 |
| 12 | 07/07/2025 | 22:36:19 | -70.35, 16.57 | 132.12 | 07/07/2025 | 22:37:30 | -70.24, 17.23 | 132.27 | 27.80 | 71 |
| 13 | 07/07/2025 | 23:26:58 | 69.96,-175.52 | 47.48 | 07/07/2025 | 23:27:00 | 69.95,-175.52 | 47.47 | 0.17 | 2 |
| 14 | 07/08/2025 | 00:17:40 | -69.87, -8.08 | 132.62 | 07/08/2025 | 00:16:30 | -69.86, -8.02 | 132.62 | 2.35 | 70 |
Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/25/2025
Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 06/25/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-9