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: 11/21/2025
| 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 | 11/22/2025 | 06:45:31 | 70.10, 74.87 | 90.19 | 11/22/2025 | 06:46:21 | 70.08, 74.88 | 90.16 | 2.78 | 50 |
| 2 | 11/22/2025 | 07:36:12 | -69.98,-117.62 | 89.93 | 11/22/2025 | 07:35:51 | -69.97,-117.64 | 89.94 | 1.70 | 21 |
| 3 | 11/22/2025 | 08:26:39 | 68.93, 51.19 | 89.03 | 11/22/2025 | 08:25:33 | 69.03, 48.74 | 89.13 | 98.36 | 66 |
| 4 | 11/24/2025 | 22:12:02 | -71.07, 21.76 | 88.29 | 11/24/2025 | 22:13:08 | -70.95, 24.41 | 88.42 | 97.01 | 66 |
| 5 | 11/24/2025 | 23:02:29 | 70.04,-169.28 | 90.68 | 11/24/2025 | 23:02:50 | 70.03,-169.31 | 90.66 | 1.94 | 21 |
| 6 | 11/24/2025 | 23:53:10 | -69.92, -1.77 | 89.45 | 11/24/2025 | 23:52:20 | -69.92, -1.83 | 89.44 | 2.47 | 50 |
| 7 | 11/27/2025 | 14:28:44 | -70.12, 139.05 | 88.75 | 11/27/2025 | 14:29:52 | -70.12, 139.06 | 88.75 | 0.14 | 68 |
| 8 | 11/27/2025 | 15:19:28 | 69.99, -53.43 | 91.12 | 11/27/2025 | 15:19:19 | 70.01, -53.46 | 91.15 | 2.95 | 9 |
| 9 | 11/27/2025 | 16:10:05 | -69.64, 114.39 | 89.22 | 11/27/2025 | 16:08:53 | -69.69, 113.73 | 89.18 | 26.19 | 72 |
| 10 | 11/30/2025 | 06:45:43 | -70.07,-105.11 | 88.35 | 11/30/2025 | 06:46:21 | -70.08,-105.11 | 88.34 | 1.88 | 38 |
| 11 | 11/30/2025 | 07:36:28 | 69.99, 62.32 | 91.58 | 11/30/2025 | 07:35:48 | 69.97, 62.37 | 91.56 | 2.86 | 40 |
| 12 | 12/02/2025 | 22:12:06 | 70.42,-157.22 | 92.41 | 12/02/2025 | 22:13:17 | 70.29,-156.57 | 92.27 | 28.54 | 71 |
| 13 | 12/02/2025 | 23:02:42 | -70.02, 10.72 | 87.99 | 12/02/2025 | 23:02:50 | -70.02, 10.69 | 87.99 | 1.53 | 8 |
| 14 | 12/02/2025 | 23:53:26 | 69.89, 178.22 | 91.89 | 12/02/2025 | 23:52:17 | 69.91, 178.17 | 91.90 | 2.63 | 69 |
Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/21/2025
Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 11/21/2025 in txt file.
Historial Predications of SNOs between NOAA-20 and LANDSAT-8