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: 8/20/2025
| 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 | 08/20/2025 | 23:01:41 | 70.05,-169.26 | 57.90 | 08/20/2025 | 23:02:35 | 70.04,-169.25 | 57.88 | 1.29 | 54 |
| 2 | 08/20/2025 | 23:52:22 | -69.91, -1.74 | 122.23 | 08/20/2025 | 23:52:05 | -69.92, -1.78 | 122.22 | 2.14 | 17 |
| 3 | 08/21/2025 | 00:42:52 | 69.04, 166.82 | 56.88 | 08/21/2025 | 00:41:45 | 69.10, 164.76 | 57.01 | 82.08 | 67 |
| 4 | 08/23/2025 | 15:18:35 | 70.02, -53.45 | 58.78 | 08/23/2025 | 15:19:04 | 70.03, -53.37 | 58.78 | 3.18 | 29 |
| 5 | 08/23/2025 | 16:09:16 | -69.88, 114.09 | 121.37 | 08/23/2025 | 16:08:35 | -69.87, 114.03 | 121.37 | 2.55 | 41 |
| 6 | 08/26/2025 | 06:44:50 | -70.43,-105.61 | 119.90 | 08/26/2025 | 06:46:01 | -70.34,-104.69 | 120.02 | 35.51 | 71 |
| 7 | 08/26/2025 | 07:35:27 | 69.95, 62.44 | 59.62 | 08/26/2025 | 07:35:33 | 69.96, 62.41 | 59.63 | 1.58 | 6 |
| 8 | 08/26/2025 | 08:26:09 | -69.85,-130.10 | 120.47 | 08/26/2025 | 08:25:03 | -69.85,-130.11 | 120.47 | 0.50 | 66 |
| 9 | 08/28/2025 | 23:01:37 | -70.04, 10.78 | 119.37 | 08/28/2025 | 23:02:35 | -70.03, 10.76 | 119.38 | 0.89 | 58 |
| 10 | 08/28/2025 | 23:52:21 | 69.93, 178.24 | 60.54 | 08/28/2025 | 23:52:02 | 69.92, 178.25 | 60.53 | 1.15 | 19 |
| 11 | 08/29/2025 | 00:42:51 | -69.20, -13.37 | 120.22 | 08/29/2025 | 00:41:42 | -69.27, -15.01 | 120.10 | 65.30 | 69 |
| 12 | 08/31/2025 | 15:18:31 | -70.02, 126.58 | 118.44 | 08/31/2025 | 15:19:03 | -70.04, 126.65 | 118.42 | 3.40 | 32 |
| 13 | 08/31/2025 | 16:09:14 | 69.87, -65.88 | 61.43 | 08/31/2025 | 16:08:31 | 69.87, -65.94 | 61.43 | 2.34 | 43 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/20/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/20/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8