Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/5/2025
| Index | Date (NOAA-20) | Time (NOAA-20) | Lat,Lon (NOAA-20) | SZA (NOAA-20 ) | Date (LANDSAT-8) | Time (LANDSAT-8) | Lat,Lon (LANDSAT-8) | SZA (LANDSAT-8 ) | Distance(km) | Time Diff (sec) |
| 1 | 07/06/2025 | 14:27:59 | -70.92, 137.76 | 131.65 | 07/06/2025 | 14:29:06 | -70.84, 140.19 | 131.84 | 88.98 | 67 |
| 2 | 07/06/2025 | 15:18:28 | 70.00, -53.46 | 47.37 | 07/06/2025 | 15:18:47 | 69.97, -53.45 | 47.34 | 2.91 | 19 |
| 3 | 07/06/2025 | 16:09:09 | -69.87, 114.05 | 132.76 | 07/06/2025 | 16:08:17 | -69.86, 114.03 | 132.76 | 1.26 | 52 |
| 4 | 07/09/2025 | 06:44:43 | -70.04,-105.07 | 132.29 | 07/09/2025 | 06:45:50 | -70.02,-105.14 | 132.31 | 3.11 | 67 |
| 5 | 07/09/2025 | 07:35:28 | 69.95, 62.36 | 47.63 | 07/09/2025 | 07:35:16 | 69.97, 62.43 | 47.64 | 3.16 | 12 |
| 6 | 07/09/2025 | 08:26:03 | -69.51,-129.66 | 132.84 | 07/09/2025 | 08:24:51 | -69.59,-130.47 | 132.72 | 32.57 | 72 |
| 7 | 07/11/2025 | 23:01:43 | -69.99, 10.75 | 131.98 | 07/11/2025 | 23:02:19 | -70.00, 10.72 | 131.98 | 1.88 | 36 |
| 8 | 07/11/2025 | 23:52:28 | 69.91, 178.18 | 47.94 | 07/11/2025 | 23:51:46 | 69.89, 178.21 | 47.93 | 1.87 | 42 |
| 9 | 07/14/2025 | 14:28:05 | 70.24, -41.20 | 48.67 | 07/14/2025 | 14:29:16 | 70.18, -40.77 | 48.59 | 17.33 | 71 |
| 10 | 07/14/2025 | 15:18:43 | -69.95, 126.56 | 131.63 | 07/14/2025 | 15:18:48 | -69.97, 126.56 | 131.61 | 2.74 | 5 |
| 11 | 07/14/2025 | 16:09:28 | 69.87, -66.01 | 48.29 | 07/14/2025 | 16:08:15 | 69.86, -65.95 | 48.29 | 2.27 | 73 |
| 12 | 07/17/2025 | 06:45:01 | 70.04, 74.85 | 48.91 | 07/17/2025 | 06:45:46 | 70.03, 74.89 | 48.88 | 2.58 | 45 |
| 13 | 07/17/2025 | 07:35:42 | -69.91,-117.63 | 131.23 | 07/17/2025 | 07:35:16 | -69.93,-117.61 | 131.21 | 1.92 | 26 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/5/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 07/05/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8