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: 9/26/2025
| 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 | 09/27/2025 | 07:35:08 | 69.99, 62.51 | 71.66 | 09/27/2025 | 07:35:44 | 70.01, 62.44 | 71.67 | 2.90 | 36 |
| 2 | 09/27/2025 | 08:25:50 | -69.89,-130.02 | 108.43 | 09/27/2025 | 08:25:14 | -69.89,-130.08 | 108.43 | 2.49 | 36 |
| 3 | 09/29/2025 | 23:01:28 | -70.69, 9.89 | 106.60 | 09/29/2025 | 23:02:37 | -70.55, 11.47 | 106.76 | 60.57 | 69 |
| 4 | 09/29/2025 | 23:52:01 | 70.02, 178.26 | 72.73 | 09/29/2025 | 23:52:12 | 70.01, 178.33 | 72.71 | 2.94 | 11 |
| 5 | 09/30/2025 | 00:42:43 | -69.91, -14.27 | 107.37 | 09/30/2025 | 00:41:42 | -69.89, -14.19 | 107.39 | 3.39 | 61 |
| 6 | 10/02/2025 | 15:18:08 | -70.09, 126.62 | 106.18 | 10/02/2025 | 15:19:12 | -70.08, 126.67 | 106.20 | 2.87 | 64 |
| 7 | 10/02/2025 | 16:08:51 | 69.95, -65.85 | 73.69 | 10/02/2025 | 16:08:39 | 69.97, -65.84 | 73.71 | 2.37 | 12 |
| 8 | 10/02/2025 | 16:59:26 | -69.47, 102.17 | 106.78 | 10/02/2025 | 16:58:15 | -69.53, 101.19 | 106.72 | 38.77 | 71 |
| 9 | 10/05/2025 | 07:34:59 | -70.03,-117.50 | 105.21 | 10/05/2025 | 07:35:39 | -70.05,-117.47 | 105.19 | 2.69 | 40 |
| 10 | 10/05/2025 | 08:25:43 | 69.94, 49.95 | 74.72 | 10/05/2025 | 08:25:06 | 69.94, 50.02 | 74.72 | 2.69 | 37 |
| 11 | 10/07/2025 | 23:01:19 | 70.67,-170.03 | 76.46 | 10/07/2025 | 23:02:28 | 70.54,-168.50 | 76.31 | 58.53 | 69 |
| 12 | 10/07/2025 | 23:51:50 | -69.98, -1.63 | 104.23 | 10/07/2025 | 23:52:06 | -69.99, -1.66 | 104.22 | 1.45 | 16 |
| 13 | 10/08/2025 | 00:42:34 | 69.89, 165.82 | 75.69 | 10/08/2025 | 00:41:33 | 69.88, 165.83 | 75.68 | 1.42 | 61 |
| 14 | 10/10/2025 | 15:17:59 | 70.06, -53.27 | 76.85 | 10/10/2025 | 15:19:02 | 70.05, -53.31 | 76.84 | 1.55 | 63 |
| 15 | 10/10/2025 | 16:08:41 | -69.95, 114.21 | 103.26 | 10/10/2025 | 16:08:32 | -69.95, 114.18 | 103.25 | 1.46 | 9 |
| 16 | 10/10/2025 | 16:59:16 | 69.38, -77.64 | 76.19 | 10/10/2025 | 16:58:06 | 69.44, -78.87 | 76.26 | 48.66 | 70 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/26/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 09/26/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8