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: 10/18/2025
| 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 | 10/19/2025 | 04:30:15 | -70.38, -70.67 | 99.67 | 10/19/2025 | 04:29:25 | -70.39, -70.73 | 99.66 | 2.28 | 50 |
| 2 | 10/19/2025 | 05:19:43 | 70.23, 96.75 | 80.19 | 10/19/2025 | 05:20:08 | 70.24, 96.82 | 80.21 | 2.90 | 25 |
| 3 | 10/19/2025 | 06:09:28 | -69.29, -96.91 | 100.74 | 10/19/2025 | 06:10:34 | -69.28, -94.44 | 100.74 | 97.20 | 66 |
| 4 | 10/21/2025 | 19:57:01 | 71.12,-121.29 | 82.03 | 10/21/2025 | 19:55:54 | 71.19,-123.60 | 82.09 | 83.26 | 67 |
| 5 | 10/21/2025 | 20:46:43 | -70.35, 45.17 | 98.75 | 10/21/2025 | 20:46:22 | -70.35, 45.11 | 98.75 | 2.23 | 21 |
| 6 | 10/21/2025 | 21:36:11 | 70.19,-147.41 | 81.11 | 10/21/2025 | 21:37:05 | 70.20,-147.34 | 81.12 | 2.80 | 54 |
| 7 | 10/24/2025 | 12:13:40 | 70.39, -6.51 | 82.23 | 10/24/2025 | 12:12:35 | 70.37, -6.47 | 82.21 | 2.40 | 65 |
| 8 | 10/24/2025 | 13:03:10 | -70.28, 160.96 | 97.88 | 10/24/2025 | 13:03:17 | -70.26, 161.02 | 97.89 | 2.90 | 7 |
| 9 | 10/24/2025 | 13:52:44 | 69.79, -32.09 | 81.64 | 10/24/2025 | 13:53:54 | 69.80, -30.96 | 81.66 | 43.64 | 70 |
| 10 | 10/27/2025 | 04:30:07 | 70.34, 109.30 | 83.09 | 10/27/2025 | 04:29:32 | 70.35, 109.33 | 83.10 | 2.06 | 35 |
| 11 | 10/27/2025 | 05:19:37 | -70.23, -83.22 | 97.02 | 10/27/2025 | 05:20:14 | -70.24, -83.18 | 97.00 | 2.18 | 37 |
| 12 | 10/29/2025 | 19:57:02 | -70.63, 57.99 | 95.74 | 10/29/2025 | 19:55:50 | -70.70, 57.24 | 95.67 | 28.76 | 72 |
| 13 | 10/29/2025 | 20:46:33 | 70.30,-134.85 | 83.94 | 10/29/2025 | 20:46:28 | 70.29,-134.79 | 83.93 | 2.67 | 5 |
| 14 | 10/29/2025 | 21:36:03 | -70.20, 32.63 | 96.16 | 10/29/2025 | 21:37:10 | -70.18, 32.70 | 96.17 | 3.16 | 67 |
| 15 | 11/01/2025 | 12:13:31 | -70.40, 173.54 | 95.11 | 11/01/2025 | 12:12:41 | -70.39, 173.52 | 95.12 | 1.85 | 50 |
| 16 | 11/01/2025 | 13:02:58 | 70.28, -18.98 | 84.79 | 11/01/2025 | 13:03:25 | 70.29, -19.02 | 84.80 | 1.48 | 27 |
Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/18/2025
Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/18/2025 in txt file.
Historial Predications of SNOs between LANDSAT-8 and NPP