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: 7/3/2025
| 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 | 07/03/2025 | 23:01:28 | 70.00,-169.22 | 47.11 | 07/03/2025 | 23:02:18 | 70.02,-169.27 | 47.12 | 2.79 | 50 |
| 2 | 07/03/2025 | 23:52:10 | -69.93, -1.78 | 132.97 | 07/03/2025 | 23:51:48 | -69.91, -1.79 | 132.98 | 2.10 | 22 |
| 3 | 07/04/2025 | 00:42:37 | 68.88, 167.02 | 45.95 | 07/04/2025 | 00:41:31 | 68.92, 164.53 | 46.09 | 99.58 | 66 |
| 4 | 07/06/2025 | 14:28:00 | -70.98, 137.67 | 131.60 | 07/06/2025 | 14:29:06 | -70.84, 140.19 | 131.83 | 92.84 | 66 |
| 5 | 07/06/2025 | 15:18:28 | 70.00, -53.46 | 47.37 | 07/06/2025 | 15:18:47 | 69.98, -53.45 | 47.34 | 3.02 | 19 |
| 6 | 07/06/2025 | 16:09:09 | -69.87, 114.05 | 132.76 | 07/06/2025 | 16:08:17 | -69.87, 114.03 | 132.76 | 0.87 | 52 |
| 7 | 07/09/2025 | 06:44:43 | -70.04,-105.07 | 132.29 | 07/09/2025 | 06:45:50 | -70.03,-105.14 | 132.31 | 2.63 | 67 |
| 8 | 07/09/2025 | 07:35:28 | 69.95, 62.36 | 47.63 | 07/09/2025 | 07:35:16 | 69.97, 62.43 | 47.65 | 3.43 | 12 |
| 9 | 07/09/2025 | 08:26:03 | -69.51,-129.66 | 132.84 | 07/09/2025 | 08:24:51 | -69.59,-130.46 | 132.71 | 32.54 | 72 |
| 10 | 07/11/2025 | 23:01:43 | -69.99, 10.75 | 131.99 | 07/11/2025 | 23:02:19 | -70.01, 10.73 | 131.97 | 2.55 | 36 |
| 11 | 07/11/2025 | 23:52:28 | 69.91, 178.18 | 47.94 | 07/11/2025 | 23:51:46 | 69.90, 178.22 | 47.93 | 1.76 | 42 |
| 12 | 07/14/2025 | 14:28:05 | 70.24, -41.20 | 48.67 | 07/14/2025 | 14:29:16 | 70.19, -40.76 | 48.60 | 17.55 | 71 |
| 13 | 07/14/2025 | 15:18:43 | -69.95, 126.56 | 131.63 | 07/14/2025 | 15:18:49 | -69.93, 126.50 | 131.65 | 3.24 | 6 |
| 14 | 07/14/2025 | 16:09:28 | 69.87, -66.01 | 48.29 | 07/14/2025 | 16:08:15 | 69.87, -65.94 | 48.30 | 2.59 | 73 |
| 15 | 07/17/2025 | 06:45:01 | 70.04, 74.85 | 48.91 | 07/17/2025 | 06:45:46 | 70.04, 74.91 | 48.89 | 2.42 | 45 |
| 16 | 07/17/2025 | 07:35:42 | -69.91,-117.63 | 131.23 | 07/17/2025 | 07:35:17 | -69.89,-117.67 | 131.25 | 3.09 | 25 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/3/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 07/03/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8