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 | 15:18:30 | -69.99, 126.63 | 118.46 | 08/31/2025 | 15:19:08 | -70.00, 126.57 | 118.46 | 2.37 | 38 |
| 2 | 08/31/2025 | 16:09:14 | 69.88, -65.90 | 61.44 | 08/31/2025 | 16:08:35 | 69.90, -65.93 | 61.46 | 2.01 | 39 |
| 3 | 09/03/2025 | 06:44:52 | 70.61, 74.11 | 63.15 | 09/03/2025 | 06:46:01 | 70.53, 75.58 | 63.02 | 55.07 | 69 |
| 4 | 09/03/2025 | 07:35:24 | -69.99,-117.58 | 117.50 | 09/03/2025 | 07:35:39 | -69.98,-117.58 | 117.51 | 0.55 | 15 |
| 5 | 09/03/2025 | 08:26:08 | 69.88, 49.88 | 62.41 | 09/03/2025 | 08:25:06 | 69.88, 49.92 | 62.41 | 1.61 | 62 |
| 6 | 09/05/2025 | 23:01:35 | 70.04,-169.20 | 63.53 | 09/05/2025 | 23:02:40 | 70.04,-169.24 | 63.53 | 1.67 | 65 |
| 7 | 09/05/2025 | 23:52:17 | -69.93, -1.73 | 116.57 | 09/05/2025 | 23:52:10 | -69.94, -1.76 | 116.56 | 1.45 | 7 |
| 8 | 09/06/2025 | 00:42:54 | 69.46, 166.28 | 62.97 | 09/06/2025 | 00:41:43 | 69.50, 165.28 | 63.03 | 39.06 | 71 |
| 9 | 09/08/2025 | 15:18:28 | 70.05, -53.44 | 64.54 | 09/08/2025 | 15:19:09 | 70.03, -53.38 | 64.52 | 3.21 | 41 |
| 10 | 09/08/2025 | 16:09:10 | -69.94, 114.04 | 115.56 | 09/08/2025 | 16:08:39 | -69.93, 114.10 | 115.58 | 2.76 | 31 |
| 11 | 09/11/2025 | 06:44:52 | -70.89,-106.31 | 113.59 | 09/11/2025 | 06:45:59 | -70.82,-103.99 | 113.72 | 85.07 | 67 |
| 12 | 09/11/2025 | 07:35:21 | 70.02, 62.39 | 65.52 | 09/11/2025 | 07:35:39 | 69.99, 62.45 | 65.49 | 3.34 | 18 |
| 13 | 09/11/2025 | 08:26:03 | -69.90,-130.12 | 114.59 | 09/11/2025 | 08:25:09 | -69.89,-130.06 | 114.60 | 2.34 | 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