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: 8/23/2025
| 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 | 08/26/2025 | 06:44:50 | -70.43,-105.62 | 119.89 | 08/26/2025 | 06:46:01 | -70.34,-104.69 | 120.02 | 36.05 | 71 |
| 2 | 08/26/2025 | 07:35:27 | 69.95, 62.44 | 59.62 | 08/26/2025 | 07:35:33 | 69.97, 62.42 | 59.63 | 1.70 | 6 |
| 3 | 08/26/2025 | 08:26:09 | -69.86,-130.11 | 120.47 | 08/26/2025 | 08:25:03 | -69.85,-130.11 | 120.47 | 0.81 | 66 |
| 4 | 08/28/2025 | 23:01:37 | -70.04, 10.77 | 119.36 | 08/28/2025 | 23:02:35 | -70.04, 10.77 | 119.37 | 0.03 | 58 |
| 5 | 08/28/2025 | 23:52:21 | 69.94, 178.24 | 60.54 | 08/28/2025 | 23:52:02 | 69.94, 178.26 | 60.54 | 0.90 | 19 |
| 6 | 08/29/2025 | 00:42:51 | -69.20, -13.38 | 120.21 | 08/29/2025 | 00:41:42 | -69.28, -15.00 | 120.09 | 64.52 | 69 |
| 7 | 08/31/2025 | 15:18:31 | -70.03, 126.57 | 118.43 | 08/31/2025 | 15:19:04 | -70.00, 126.60 | 118.46 | 2.65 | 33 |
| 8 | 08/31/2025 | 16:09:14 | 69.87, -65.88 | 61.43 | 08/31/2025 | 16:08:31 | 69.89, -65.91 | 61.45 | 2.71 | 43 |
| 9 | 09/03/2025 | 06:44:48 | 70.39, 74.48 | 62.91 | 09/03/2025 | 06:45:59 | 70.27, 75.24 | 62.77 | 31.08 | 71 |
| 10 | 09/03/2025 | 07:35:24 | -69.96,-117.55 | 117.52 | 09/03/2025 | 07:35:33 | -69.95,-117.59 | 117.54 | 2.00 | 9 |
| 11 | 09/03/2025 | 08:26:08 | 69.86, 49.91 | 62.39 | 09/03/2025 | 08:25:00 | 69.84, 49.90 | 62.37 | 3.01 | 68 |
| 12 | 09/05/2025 | 23:01:35 | 70.06,-169.24 | 63.56 | 09/05/2025 | 23:02:30 | 70.04,-169.21 | 63.53 | 3.22 | 55 |
| 13 | 09/05/2025 | 23:52:17 | -69.95, -1.76 | 116.55 | 09/05/2025 | 23:52:00 | -69.94, -1.72 | 116.57 | 2.24 | 17 |
| 14 | 09/06/2025 | 00:42:47 | 69.12, 166.77 | 62.61 | 09/06/2025 | 00:41:39 | 69.16, 164.87 | 62.70 | 75.19 | 68 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/23/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/23/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8