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: 10/28/2025
| 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 | 10/29/2025 | 07:35:22 | 70.03, 62.46 | 83.49 | 10/29/2025 | 07:35:47 | 70.01, 62.43 | 83.46 | 2.68 | 25 |
| 2 | 10/29/2025 | 08:26:03 | -69.90,-130.02 | 96.64 | 10/29/2025 | 08:25:17 | -69.89,-130.09 | 96.64 | 2.67 | 46 |
| 3 | 10/31/2025 | 23:01:39 | -70.12, 10.76 | 95.57 | 10/31/2025 | 23:02:50 | -70.11, 10.81 | 95.58 | 2.09 | 71 |
| 4 | 10/31/2025 | 23:52:23 | 69.98, 178.28 | 84.31 | 10/31/2025 | 23:52:17 | 70.00, 178.30 | 84.33 | 2.48 | 6 |
| 5 | 11/01/2025 | 00:43:02 | -69.75, -14.05 | 95.92 | 11/01/2025 | 00:41:49 | -69.79, -14.37 | 95.88 | 12.93 | 73 |
| 6 | 11/03/2025 | 15:18:38 | -70.03, 126.65 | 94.81 | 11/03/2025 | 15:19:20 | -70.03, 126.57 | 94.82 | 2.82 | 42 |
| 7 | 11/03/2025 | 16:09:23 | 69.95, -65.92 | 85.12 | 11/03/2025 | 16:08:46 | 69.97, -65.86 | 85.14 | 3.54 | 37 |
| 8 | 11/06/2025 | 06:45:04 | 70.46, 74.42 | 86.42 | 11/06/2025 | 06:46:15 | 70.35, 75.28 | 86.32 | 34.34 | 71 |
| 9 | 11/06/2025 | 07:35:39 | -70.01,-117.56 | 94.02 | 11/06/2025 | 07:35:49 | -70.03,-117.55 | 94.00 | 2.43 | 10 |
| 10 | 11/06/2025 | 08:26:24 | 69.93, 49.87 | 85.91 | 11/06/2025 | 08:25:16 | 69.91, 49.94 | 85.90 | 3.00 | 68 |
| 11 | 11/08/2025 | 23:01:58 | 70.07,-169.23 | 86.82 | 11/08/2025 | 23:02:48 | 70.10,-169.20 | 86.84 | 3.07 | 50 |
| 12 | 11/08/2025 | 23:52:40 | -69.99, -1.78 | 93.26 | 11/08/2025 | 23:52:18 | -70.00, -1.71 | 93.25 | 2.97 | 22 |
| 13 | 11/09/2025 | 00:43:07 | 68.95, 167.02 | 85.72 | 11/09/2025 | 00:42:01 | 68.99, 164.59 | 85.76 | 97.04 | 66 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/28/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 10/28/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8