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: 6/23/2025
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 | 06/23/2025 | 21:35:41 | -70.22, 32.64 | 133.24 | 06/23/2025 | 21:35:13 | -70.23, 32.66 | 133.22 | 1.40 | 28 |
2 | 06/23/2025 | 22:25:08 | 70.12,-159.86 | 46.67 | 06/23/2025 | 22:25:57 | 70.12,-159.87 | 46.67 | 0.48 | 49 |
3 | 06/26/2025 | 13:02:41 | 70.34, -18.94 | 46.96 | 06/26/2025 | 13:01:28 | 70.37, -19.10 | 47.00 | 6.68 | 73 |
4 | 06/26/2025 | 13:52:12 | -70.18, 148.46 | 133.20 | 06/26/2025 | 13:52:08 | -70.17, 148.54 | 133.21 | 3.24 | 4 |
5 | 06/26/2025 | 14:41:39 | 70.07, -44.05 | 46.70 | 06/26/2025 | 14:42:52 | 70.06, -43.99 | 46.68 | 3.01 | 73 |
6 | 06/29/2025 | 05:19:12 | 70.28, 96.86 | 47.03 | 06/29/2025 | 05:18:22 | 70.25, 96.86 | 47.01 | 3.55 | 50 |
7 | 06/29/2025 | 06:08:42 | -70.18, -95.66 | 133.07 | 06/29/2025 | 06:09:04 | -70.16, -95.67 | 133.10 | 2.67 | 22 |
8 | 07/01/2025 | 21:35:42 | 70.27,-147.28 | 47.19 | 07/01/2025 | 21:35:18 | 70.25,-147.35 | 47.18 | 3.60 | 24 |
9 | 07/01/2025 | 22:25:13 | -70.11, 20.12 | 132.96 | 07/01/2025 | 22:25:59 | -70.10, 20.19 | 132.98 | 3.10 | 46 |
10 | 07/04/2025 | 13:02:44 | -70.35, 161.08 | 132.51 | 07/04/2025 | 13:01:30 | -70.41, 160.86 | 132.44 | 9.96 | 74 |
11 | 07/04/2025 | 13:52:12 | 70.18, -31.52 | 47.34 | 07/04/2025 | 13:52:12 | 70.19, -31.49 | 47.34 | 1.38 | 0 |
12 | 07/04/2025 | 14:41:42 | -70.09, 135.97 | 132.76 | 07/04/2025 | 14:42:54 | -70.10, 135.97 | 132.76 | 1.13 | 72 |
Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/23/2025
Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/23/2025 in txt file.
Historial Predications of SNOs between LANDSAT-8 and NPP