Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/16/2025
| Index | Date (LANDSAT-8) | Time (LANDSAT-8) | Lat,Lon (LANDSAT-8) | SZA (LANDSAT-8 ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) |
| 1 | 01/17/2025 | 13:52:24 | -70.64, 149.07 | 88.78 | 01/17/2025 | 13:51:14 | -70.73, 147.53 | 88.62 | 57.43 | 70 |
| 2 | 01/17/2025 | 14:42:00 | 70.04, -44.15 | 90.66 | 01/17/2025 | 14:41:47 | 70.05, -44.09 | 90.67 | 2.45 | 13 |
| 3 | 01/17/2025 | 15:31:30 | -69.93, 123.32 | 89.47 | 01/17/2025 | 15:32:29 | -69.94, 123.39 | 89.46 | 3.21 | 59 |
| 4 | 01/20/2025 | 06:09:01 | -70.12, -95.80 | 89.83 | 01/20/2025 | 06:07:59 | -70.11, -95.72 | 89.82 | 3.13 | 62 |
| 5 | 01/20/2025 | 06:58:28 | 70.02, 71.70 | 90.07 | 01/20/2025 | 06:58:43 | 70.02, 71.73 | 90.08 | 1.45 | 15 |
| 6 | 01/20/2025 | 07:48:07 | -69.41,-121.50 | 90.52 | 01/20/2025 | 07:49:16 | -69.43,-120.08 | 90.55 | 55.71 | 69 |
| 7 | 01/22/2025 | 22:25:27 | -70.11, 20.08 | 90.43 | 01/22/2025 | 22:24:54 | -70.08, 20.09 | 90.45 | 3.35 | 33 |
| 8 | 01/22/2025 | 23:14:54 | 70.01,-172.43 | 89.46 | 01/22/2025 | 23:15:38 | 70.00,-172.46 | 89.45 | 1.78 | 44 |
| 9 | 01/25/2025 | 13:52:23 | 70.24, -31.49 | 89.06 | 01/25/2025 | 13:51:10 | 70.29, -31.77 | 89.14 | 12.36 | 73 |
| 10 | 01/25/2025 | 14:41:54 | -70.08, 135.91 | 91.11 | 01/25/2025 | 14:41:50 | -70.07, 135.89 | 91.12 | 1.33 | 4 |
| 11 | 01/25/2025 | 15:31:21 | 69.96, -56.60 | 88.78 | 01/25/2025 | 15:32:34 | 69.98, -56.67 | 88.79 | 3.11 | 73 |
| 12 | 01/28/2025 | 06:08:51 | 70.11, 84.22 | 88.25 | 01/28/2025 | 06:08:03 | 70.13, 84.25 | 88.28 | 2.43 | 48 |
| 13 | 01/28/2025 | 06:58:21 | -70.00,-108.30 | 91.86 | 01/28/2025 | 06:58:45 | -70.01,-108.24 | 91.87 | 2.06 | 24 |
Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/16/2025
Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/16/2025 in txt file.
Historial Predications of SNOs between LANDSAT-8 and NPP