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: 4/3/2025
| 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 | 04/04/2025 | 07:33:50 | 70.71, 61.53 | 64.89 | 04/04/2025 | 07:34:58 | 70.61, 63.24 | 64.72 | 64.15 | 68 |
| 2 | 04/04/2025 | 08:24:20 | -70.01,-130.04 | 115.87 | 04/04/2025 | 08:24:37 | -70.00,-130.01 | 115.88 | 1.47 | 17 |
| 3 | 04/04/2025 | 09:15:04 | 69.87, 37.47 | 63.97 | 04/04/2025 | 09:14:04 | 69.90, 37.49 | 64.01 | 3.50 | 60 |
| 4 | 04/06/2025 | 23:50:37 | 70.04, 178.35 | 63.16 | 04/06/2025 | 23:51:36 | 70.04, 178.29 | 63.15 | 2.10 | 59 |
| 5 | 04/07/2025 | 00:41:19 | -69.96, -14.22 | 116.94 | 04/07/2025 | 00:41:06 | -69.93, -14.23 | 116.97 | 3.45 | 13 |
| 6 | 04/07/2025 | 01:31:52 | 69.24, 154.14 | 62.30 | 04/07/2025 | 01:30:43 | 69.27, 152.52 | 62.39 | 63.85 | 69 |
| 7 | 04/09/2025 | 16:07:36 | 70.01, -65.85 | 62.12 | 04/09/2025 | 16:08:03 | 70.03, -65.84 | 62.14 | 2.42 | 27 |
| 8 | 04/09/2025 | 16:58:18 | -69.92, 101.59 | 117.98 | 04/09/2025 | 16:57:33 | -69.92, 101.64 | 117.99 | 1.88 | 45 |
| 9 | 04/12/2025 | 07:33:51 | -70.11,-117.57 | 118.75 | 04/12/2025 | 07:35:03 | -70.08,-117.52 | 118.79 | 3.63 | 72 |
| 10 | 04/12/2025 | 08:24:34 | 69.99, 49.93 | 61.11 | 04/12/2025 | 08:24:29 | 69.97, 49.96 | 61.09 | 2.53 | 5 |
| 11 | 04/12/2025 | 09:15:13 | -69.74,-142.38 | 119.16 | 04/12/2025 | 09:14:00 | -69.81,-142.63 | 119.08 | 11.90 | 73 |
| 12 | 04/14/2025 | 23:50:48 | -70.05, -1.71 | 119.79 | 04/14/2025 | 23:51:28 | -70.04, -1.70 | 119.81 | 1.54 | 40 |
| 13 | 04/15/2025 | 00:41:32 | 69.93, 165.77 | 60.08 | 04/15/2025 | 00:40:55 | 69.92, 165.79 | 60.07 | 1.38 | 37 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/3/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/03/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8