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: 4/22/2025
| 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 | 04/22/2025 | 23:51:00 | 70.04, 178.25 | 57.44 | 04/22/2025 | 23:51:22 | 70.05, 178.32 | 57.44 | 2.98 | 22 |
| 2 | 04/23/2025 | 00:41:41 | -69.90, -14.22 | 122.73 | 04/23/2025 | 00:40:52 | -69.93, -14.21 | 122.69 | 3.39 | 49 |
| 3 | 04/25/2025 | 15:17:13 | -70.09, 126.63 | 123.39 | 04/25/2025 | 15:18:21 | -70.08, 126.61 | 123.41 | 1.38 | 68 |
| 4 | 04/25/2025 | 16:07:57 | 69.97, -65.89 | 56.48 | 04/25/2025 | 16:07:48 | 69.97, -65.89 | 56.48 | 0.33 | 9 |
| 5 | 04/25/2025 | 16:58:34 | -69.61, 101.97 | 123.90 | 04/25/2025 | 16:57:22 | -69.64, 101.27 | 123.86 | 26.96 | 72 |
| 6 | 04/28/2025 | 07:34:10 | -70.02,-117.51 | 124.31 | 04/28/2025 | 07:34:46 | -70.02,-117.58 | 124.32 | 2.73 | 36 |
| 7 | 04/28/2025 | 08:24:54 | 69.91, 49.96 | 55.57 | 04/28/2025 | 08:24:13 | 69.91, 49.92 | 55.57 | 1.92 | 41 |
| 8 | 04/30/2025 | 23:00:26 | 70.18,-169.31 | 55.04 | 04/30/2025 | 23:01:38 | 70.15,-169.14 | 54.99 | 7.49 | 72 |
| 9 | 04/30/2025 | 23:51:06 | -69.97, -1.66 | 125.20 | 04/30/2025 | 23:51:09 | -69.98, -1.74 | 125.19 | 3.17 | 3 |
| 10 | 05/01/2025 | 00:41:49 | 69.81, 165.88 | 54.64 | 05/01/2025 | 00:40:36 | 69.87, 165.75 | 54.70 | 7.83 | 73 |
| 11 | 05/03/2025 | 15:17:21 | 70.04, -53.32 | 54.09 | 05/03/2025 | 15:18:02 | 70.07, -53.35 | 54.12 | 3.17 | 41 |
| 12 | 05/03/2025 | 16:08:04 | -69.98, 114.08 | 125.98 | 05/03/2025 | 16:07:32 | -69.96, 114.13 | 126.01 | 3.04 | 32 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/22/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/22/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8