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: 7/29/2025
| 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 | 07/30/2025 | 14:28:07 | 70.75, -41.96 | 52.44 | 07/30/2025 | 14:29:15 | 70.68, -40.05 | 52.29 | 70.42 | 68 |
| 2 | 07/30/2025 | 15:18:36 | -69.99, 126.55 | 128.35 | 07/30/2025 | 15:18:56 | -69.96, 126.54 | 128.39 | 3.51 | 20 |
| 3 | 07/30/2025 | 16:09:20 | 69.86, -65.93 | 51.52 | 07/30/2025 | 16:08:23 | 69.86, -65.96 | 51.53 | 1.12 | 57 |
| 4 | 08/02/2025 | 06:44:49 | 70.05, 74.92 | 52.38 | 08/02/2025 | 06:45:55 | 70.05, 74.91 | 52.36 | 0.59 | 66 |
| 5 | 08/02/2025 | 07:35:30 | -69.93,-117.57 | 127.75 | 08/02/2025 | 07:35:25 | -69.94,-117.61 | 127.74 | 2.04 | 5 |
| 6 | 08/02/2025 | 08:26:08 | 69.47, 50.40 | 51.79 | 08/02/2025 | 08:24:57 | 69.56, 49.51 | 51.91 | 35.88 | 71 |
| 7 | 08/04/2025 | 23:01:43 | 70.00,-169.22 | 53.02 | 08/04/2025 | 23:02:24 | 70.00,-169.27 | 53.02 | 1.92 | 41 |
| 8 | 08/04/2025 | 23:52:25 | -69.92, -1.78 | 127.06 | 08/04/2025 | 23:51:54 | -69.90, -1.78 | 127.07 | 2.22 | 31 |
| 9 | 08/07/2025 | 14:28:06 | -70.80, 137.98 | 125.41 | 08/07/2025 | 14:29:14 | -70.65, 139.93 | 125.63 | 73.38 | 68 |
| 10 | 08/07/2025 | 15:18:37 | 69.99, -53.44 | 53.76 | 08/07/2025 | 15:18:51 | 69.99, -53.39 | 53.75 | 2.08 | 14 |
| 11 | 08/07/2025 | 16:09:18 | -69.86, 114.08 | 126.38 | 08/07/2025 | 16:08:21 | -69.89, 114.10 | 126.34 | 3.45 | 57 |
| 12 | 08/10/2025 | 06:44:47 | -70.06,-105.08 | 125.42 | 08/10/2025 | 06:45:52 | -70.08,-105.02 | 125.41 | 2.83 | 65 |
| 13 | 08/10/2025 | 07:35:31 | 69.95, 62.40 | 54.48 | 08/10/2025 | 07:35:19 | 69.96, 62.46 | 54.49 | 2.79 | 12 |
| 14 | 08/10/2025 | 08:26:06 | -69.49,-129.60 | 126.00 | 08/10/2025 | 08:24:55 | -69.53,-130.50 | 125.91 | 35.43 | 71 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/29/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 07/29/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8