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: 8/8/2025
| 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 | 08/10/2025 | 06:44:51 | -70.28,-105.41 | 125.19 | 08/10/2025 | 06:46:02 | -70.19,-104.92 | 125.31 | 21.31 | 71 |
| 2 | 08/10/2025 | 07:35:31 | 69.94, 62.41 | 54.47 | 08/10/2025 | 07:35:32 | 69.92, 62.35 | 54.45 | 3.58 | 1 |
| 3 | 08/10/2025 | 08:26:13 | -69.87,-130.15 | 125.60 | 08/10/2025 | 08:25:01 | -69.87,-130.10 | 125.60 | 2.14 | 72 |
| 4 | 08/12/2025 | 23:01:41 | -70.02, 10.76 | 124.67 | 08/12/2025 | 23:02:35 | -70.04, 10.75 | 124.65 | 2.55 | 54 |
| 5 | 08/12/2025 | 23:52:26 | 69.95, 178.18 | 55.28 | 08/12/2025 | 23:52:02 | 69.93, 178.25 | 55.26 | 3.03 | 24 |
| 6 | 08/13/2025 | 00:42:53 | -69.07, -13.23 | 125.63 | 08/13/2025 | 00:41:45 | -69.11, -15.23 | 125.51 | 79.37 | 68 |
| 7 | 08/15/2025 | 15:18:35 | -69.97, 126.61 | 123.89 | 08/15/2025 | 15:19:06 | -69.99, 126.55 | 123.88 | 2.94 | 31 |
| 8 | 08/15/2025 | 16:09:19 | 69.85, -65.90 | 56.00 | 08/15/2025 | 16:08:33 | 69.88, -65.96 | 56.03 | 3.35 | 46 |
| 9 | 08/18/2025 | 06:44:51 | 70.28, 74.59 | 57.28 | 08/18/2025 | 06:46:03 | 70.18, 75.08 | 57.15 | 21.51 | 72 |
| 10 | 08/18/2025 | 07:35:29 | -69.98,-117.62 | 123.03 | 08/18/2025 | 07:35:35 | -69.97,-117.59 | 123.05 | 1.49 | 6 |
| 11 | 08/18/2025 | 08:26:13 | 69.87, 49.86 | 56.86 | 08/18/2025 | 08:25:02 | 69.86, 49.90 | 56.86 | 1.92 | 71 |
| 12 | 08/20/2025 | 23:01:41 | 70.03,-169.25 | 57.89 | 08/20/2025 | 23:02:35 | 70.04,-169.25 | 57.88 | 0.10 | 54 |
| 13 | 08/20/2025 | 23:52:23 | -69.94, -1.78 | 122.20 | 08/20/2025 | 23:52:05 | -69.94, -1.75 | 122.20 | 1.00 | 18 |
| 14 | 08/21/2025 | 00:42:52 | 69.03, 166.83 | 56.87 | 08/21/2025 | 00:41:45 | 69.10, 164.77 | 57.02 | 82.57 | 67 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/8/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/08/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8