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: 7/7/2025
| 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 | 07/07/2025 | 05:19:14 | -70.29, -83.13 | 132.30 | 07/07/2025 | 05:18:24 | -70.31, -83.20 | 132.27 | 3.31 | 50 |
| 2 | 07/07/2025 | 06:08:41 | 70.19, 84.37 | 47.61 | 07/07/2025 | 06:09:08 | 70.18, 84.31 | 47.60 | 2.55 | 27 |
| 3 | 07/07/2025 | 06:58:27 | -69.19,-109.36 | 133.33 | 07/07/2025 | 06:59:33 | -69.20,-106.93 | 133.42 | 95.88 | 66 |
| 4 | 07/09/2025 | 20:46:00 | 71.10,-133.64 | 48.80 | 07/09/2025 | 20:44:53 | 71.17,-136.17 | 48.97 | 91.40 | 67 |
| 5 | 07/09/2025 | 21:35:44 | -70.23, 32.67 | 132.04 | 07/09/2025 | 21:35:18 | -70.21, 32.73 | 132.06 | 3.27 | 26 |
| 6 | 07/09/2025 | 22:25:11 | 70.12,-159.84 | 47.87 | 07/09/2025 | 22:26:03 | 70.13,-159.84 | 47.87 | 0.98 | 52 |
| 7 | 07/12/2025 | 13:02:43 | 70.31, -18.95 | 48.40 | 07/12/2025 | 13:01:32 | 70.29, -18.95 | 48.40 | 2.30 | 71 |
| 8 | 07/12/2025 | 13:52:12 | -70.21, 148.52 | 131.70 | 07/12/2025 | 13:52:13 | -70.22, 148.49 | 131.68 | 1.60 | 1 |
| 9 | 07/12/2025 | 14:41:42 | 69.93, -44.22 | 48.05 | 07/12/2025 | 14:42:54 | 69.93, -43.76 | 48.02 | 17.64 | 72 |
| 10 | 07/15/2025 | 05:19:11 | 70.28, 96.88 | 48.78 | 07/15/2025 | 05:18:26 | 70.25, 96.89 | 48.76 | 2.63 | 45 |
| 11 | 07/15/2025 | 06:08:41 | -70.17, -95.64 | 131.32 | 07/15/2025 | 06:09:08 | -70.18, -95.67 | 131.32 | 1.25 | 27 |
| 12 | 07/17/2025 | 20:45:59 | -71.10, 46.37 | 130.00 | 07/17/2025 | 20:44:52 | -71.13, 43.93 | 129.87 | 88.09 | 67 |
| 13 | 07/17/2025 | 21:35:40 | 70.23,-147.31 | 49.18 | 07/17/2025 | 21:35:21 | 70.22,-147.27 | 49.17 | 1.53 | 19 |
| 14 | 07/17/2025 | 22:25:10 | -70.13, 20.18 | 130.92 | 07/17/2025 | 22:26:03 | -70.14, 20.16 | 130.91 | 1.86 | 53 |
| 15 | 07/20/2025 | 13:02:41 | -70.33, 161.09 | 130.24 | 07/20/2025 | 13:01:32 | -70.31, 161.05 | 130.25 | 2.92 | 69 |
| 16 | 07/20/2025 | 13:52:09 | 70.16, -31.51 | 49.61 | 07/20/2025 | 13:52:16 | 70.19, -31.45 | 49.63 | 3.51 | 7 |
| 17 | 07/20/2025 | 14:41:42 | -69.90, 135.75 | 130.64 | 07/20/2025 | 14:42:54 | -69.90, 136.31 | 130.67 | 21.52 | 72 |
Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/7/2025
Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/07/2025 in txt file.
Historial Predications of SNOs between LANDSAT-8 and NPP