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: 8/29/2025
| 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 | 08/31/2025 | 15:18:31 | -70.01, 126.59 | 118.44 | 08/31/2025 | 15:19:08 | -70.03, 126.61 | 118.43 | 1.78 | 37 |
| 2 | 08/31/2025 | 16:09:15 | 69.91, -65.93 | 61.46 | 08/31/2025 | 16:08:35 | 69.93, -65.89 | 61.49 | 2.88 | 40 |
| 3 | 09/03/2025 | 06:44:52 | 70.64, 74.08 | 63.17 | 09/03/2025 | 06:46:01 | 70.50, 75.53 | 62.99 | 56.04 | 69 |
| 4 | 09/03/2025 | 07:35:24 | -70.01,-117.62 | 117.48 | 09/03/2025 | 07:35:38 | -70.00,-117.55 | 117.49 | 2.70 | 14 |
| 5 | 09/03/2025 | 08:26:07 | 69.85, 49.93 | 62.38 | 09/03/2025 | 08:25:06 | 69.84, 49.87 | 62.38 | 2.29 | 61 |
| 6 | 09/05/2025 | 23:01:35 | 70.06,-169.24 | 63.56 | 09/05/2025 | 23:02:39 | 70.06,-169.22 | 63.54 | 0.58 | 64 |
| 7 | 09/05/2025 | 23:52:17 | -69.95, -1.76 | 116.55 | 09/05/2025 | 23:52:09 | -69.95, -1.74 | 116.55 | 0.67 | 8 |
| 8 | 09/06/2025 | 00:42:53 | 69.43, 166.32 | 62.93 | 09/06/2025 | 00:41:42 | 69.51, 165.30 | 63.04 | 40.88 | 71 |
| 9 | 09/08/2025 | 15:18:28 | 70.02, -53.39 | 64.51 | 09/08/2025 | 15:19:09 | 70.03, -53.38 | 64.52 | 1.41 | 41 |
| 10 | 09/08/2025 | 16:09:10 | -69.91, 114.09 | 115.60 | 09/08/2025 | 16:08:39 | -69.93, 114.11 | 115.57 | 2.36 | 31 |
| 11 | 09/11/2025 | 06:44:52 | -70.86,-106.25 | 113.63 | 09/11/2025 | 06:46:00 | -70.75,-104.09 | 113.79 | 80.00 | 68 |
| 12 | 09/11/2025 | 07:35:21 | 69.98, 62.45 | 65.48 | 09/11/2025 | 07:35:39 | 69.98, 62.43 | 65.48 | 0.84 | 18 |
| 13 | 09/11/2025 | 08:26:03 | -69.87,-130.06 | 114.63 | 09/11/2025 | 08:25:09 | -69.88,-130.08 | 114.61 | 1.26 | 54 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/29/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/29/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8