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: 10/11/2025
| 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 | 10/11/2025 | 04:30:15 | 70.38, 109.32 | 77.38 | 10/11/2025 | 04:29:17 | 70.40, 109.27 | 77.40 | 2.98 | 58 |
| 2 | 10/11/2025 | 05:19:45 | -70.26, -83.21 | 102.73 | 10/11/2025 | 05:19:59 | -70.28, -83.24 | 102.71 | 2.18 | 14 |
| 3 | 10/11/2025 | 06:09:23 | 69.56, 83.45 | 76.58 | 10/11/2025 | 06:10:31 | 69.55, 85.18 | 76.58 | 67.22 | 68 |
| 4 | 10/13/2025 | 20:46:45 | 70.34,-134.86 | 78.34 | 10/13/2025 | 20:46:14 | 70.32,-134.85 | 78.33 | 1.61 | 31 |
| 5 | 10/13/2025 | 21:36:15 | -70.23, 32.62 | 101.76 | 10/13/2025 | 21:36:56 | -70.21, 32.65 | 101.78 | 2.54 | 41 |
| 6 | 10/16/2025 | 12:13:45 | -70.54, 173.68 | 100.48 | 10/16/2025 | 12:12:32 | -70.61, 173.15 | 100.41 | 21.18 | 73 |
| 7 | 10/16/2025 | 13:03:14 | 70.33, -18.99 | 79.32 | 10/16/2025 | 13:03:12 | 70.31, -19.06 | 79.30 | 3.25 | 2 |
| 8 | 10/16/2025 | 13:52:44 | -70.22, 148.49 | 100.78 | 10/16/2025 | 13:53:54 | -70.19, 148.44 | 100.81 | 3.40 | 70 |
| 9 | 10/19/2025 | 04:30:16 | -70.35, -70.72 | 99.71 | 10/19/2025 | 04:29:24 | -70.34, -70.65 | 99.71 | 2.62 | 52 |
| 10 | 10/19/2025 | 05:19:43 | 70.24, 96.76 | 80.20 | 10/19/2025 | 05:20:08 | 70.26, 96.80 | 80.22 | 2.47 | 25 |
| 11 | 10/19/2025 | 06:09:28 | -69.31, -96.89 | 100.73 | 10/19/2025 | 06:10:34 | -69.29, -94.45 | 100.73 | 95.88 | 66 |
| 12 | 10/21/2025 | 19:57:01 | 71.16,-121.24 | 82.06 | 10/21/2025 | 19:55:54 | 71.20,-123.61 | 82.10 | 85.45 | 67 |
| 13 | 10/21/2025 | 20:46:44 | -70.34, 45.16 | 98.75 | 10/21/2025 | 20:46:22 | -70.35, 45.11 | 98.75 | 1.75 | 22 |
| 14 | 10/21/2025 | 21:36:11 | 70.23,-147.36 | 81.15 | 10/21/2025 | 21:37:05 | 70.21,-147.36 | 81.13 | 2.56 | 54 |
| 15 | 10/24/2025 | 12:13:42 | 70.41, -6.48 | 82.25 | 10/24/2025 | 12:12:37 | 70.43, -6.56 | 82.26 | 3.06 | 65 |
| 16 | 10/24/2025 | 13:03:12 | -70.31, 161.00 | 97.85 | 10/24/2025 | 13:03:19 | -70.31, 160.95 | 97.85 | 2.02 | 7 |
| 17 | 10/24/2025 | 13:52:46 | 69.81, -32.07 | 81.66 | 10/24/2025 | 13:53:56 | 69.85, -31.04 | 81.71 | 39.70 | 70 |
Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/11/2025
Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/11/2025 in txt file.
Historial Predications of SNOs between LANDSAT-8 and NPP