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: 9/3/2025
| 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 | 09/03/2025 | 06:44:52 | 70.62, 74.10 | 63.16 | 09/03/2025 | 06:46:01 | 70.50, 75.54 | 62.99 | 55.21 | 69 |
| 2 | 09/03/2025 | 07:35:24 | -70.00,-117.61 | 117.48 | 09/03/2025 | 07:35:38 | -70.00,-117.55 | 117.49 | 2.32 | 14 |
| 3 | 09/03/2025 | 08:26:07 | 69.84, 49.94 | 62.37 | 09/03/2025 | 08:25:06 | 69.85, 49.88 | 62.38 | 2.54 | 61 |
| 4 | 09/05/2025 | 23:01:35 | 70.06,-169.23 | 63.56 | 09/05/2025 | 23:02:39 | 70.03,-169.26 | 63.52 | 3.14 | 64 |
| 5 | 09/05/2025 | 23:52:17 | -69.96, -1.76 | 116.54 | 09/05/2025 | 23:52:08 | -69.98, -1.70 | 116.53 | 2.97 | 9 |
| 6 | 09/06/2025 | 00:42:53 | 69.43, 166.32 | 62.93 | 09/06/2025 | 00:41:42 | 69.49, 165.27 | 63.02 | 41.72 | 71 |
| 7 | 09/08/2025 | 15:18:28 | 70.03, -53.41 | 64.53 | 09/08/2025 | 15:19:08 | 70.02, -53.40 | 64.50 | 1.80 | 40 |
| 8 | 09/08/2025 | 16:09:09 | -69.93, 114.07 | 115.58 | 09/08/2025 | 16:08:37 | -69.91, 114.09 | 115.59 | 2.19 | 32 |
| 9 | 09/11/2025 | 06:44:50 | -70.84,-106.22 | 113.64 | 09/11/2025 | 06:45:57 | -70.73,-104.11 | 113.81 | 78.30 | 67 |
| 10 | 09/11/2025 | 07:35:19 | 69.96, 62.48 | 65.46 | 09/11/2025 | 07:35:36 | 69.96, 62.41 | 65.46 | 2.64 | 17 |
| 11 | 09/11/2025 | 08:26:01 | -69.85,-130.04 | 114.64 | 09/11/2025 | 08:25:06 | -69.85,-130.10 | 114.64 | 2.49 | 55 |
| 12 | 09/13/2025 | 23:01:28 | -70.05, 10.83 | 113.45 | 09/13/2025 | 23:02:37 | -70.03, 10.75 | 113.47 | 3.28 | 69 |
| 13 | 09/13/2025 | 23:52:12 | 69.96, 178.27 | 66.48 | 09/13/2025 | 23:52:03 | 69.97, 178.32 | 66.49 | 2.30 | 9 |
| 14 | 09/14/2025 | 00:42:49 | -69.58, -13.85 | 113.90 | 09/14/2025 | 00:41:37 | -69.65, -14.50 | 113.82 | 26.23 | 72 |
| 15 | 09/16/2025 | 15:18:21 | -70.05, 126.61 | 112.42 | 09/16/2025 | 15:19:03 | -70.06, 126.69 | 112.42 | 3.10 | 42 |
| 16 | 09/16/2025 | 16:09:04 | 69.91, -65.87 | 67.45 | 09/16/2025 | 16:08:31 | 69.89, -65.91 | 67.43 | 2.98 | 33 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/3/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 09/03/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8