Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/2/2025
| Index | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Date (LANDSAT-9) | Time (LANDSAT-9) | Lat,Lon (LANDSAT-9) | SZA (LANDSAT-9 ) | Distance(km) | Time Diff (sec) |
| 1 | 08/04/2025 | 04:53:20 | -71.16, -78.18 | 125.98 | 08/04/2025 | 04:54:27 | -71.07, -75.75 | 126.16 | 87.86 | 67 |
| 2 | 08/04/2025 | 05:43:49 | 70.23, 90.65 | 53.05 | 08/04/2025 | 05:44:07 | 70.26, 90.67 | 53.08 | 3.34 | 18 |
| 3 | 08/04/2025 | 06:34:30 | -70.12,-101.86 | 127.06 | 08/04/2025 | 06:33:37 | -70.15,-101.86 | 127.02 | 3.54 | 53 |
| 4 | 08/06/2025 | 21:10:00 | -70.38, 38.89 | 126.07 | 08/06/2025 | 21:11:12 | -70.35, 39.02 | 126.13 | 6.27 | 72 |
| 5 | 08/06/2025 | 22:00:43 | 70.19,-153.50 | 53.74 | 08/06/2025 | 22:00:40 | 70.19,-153.57 | 53.73 | 2.52 | 3 |
| 6 | 08/06/2025 | 22:51:23 | -70.02, 14.08 | 126.43 | 08/06/2025 | 22:50:10 | -70.08, 13.91 | 126.36 | 9.15 | 73 |
| 7 | 08/09/2025 | 13:26:52 | -70.29, 154.82 | 125.42 | 08/09/2025 | 13:27:43 | -70.31, 154.84 | 125.40 | 2.71 | 51 |
| 8 | 08/09/2025 | 14:17:37 | 70.20, -37.74 | 54.51 | 08/09/2025 | 14:17:10 | 70.20, -37.67 | 54.51 | 2.58 | 27 |
| 9 | 08/09/2025 | 15:08:02 | -69.24, 131.01 | 126.49 | 08/09/2025 | 15:06:55 | -69.27, 128.68 | 126.36 | 91.78 | 67 |
| 10 | 08/12/2025 | 05:43:46 | -70.25, -89.33 | 124.67 | 08/12/2025 | 05:44:15 | -70.25, -89.37 | 124.67 | 1.44 | 29 |
| 11 | 08/12/2025 | 06:34:31 | 70.17, 78.10 | 55.26 | 08/12/2025 | 06:33:42 | 70.14, 78.12 | 55.24 | 2.86 | 49 |
| 12 | 08/14/2025 | 21:10:03 | 70.55,-141.36 | 56.46 | 08/14/2025 | 21:11:14 | 70.44,-140.85 | 56.33 | 22.56 | 71 |
| 13 | 08/14/2025 | 22:00:40 | -70.21, 26.50 | 123.89 | 08/14/2025 | 22:00:46 | -70.23, 26.48 | 123.87 | 2.51 | 6 |
| 14 | 08/14/2025 | 22:51:25 | 70.14,-166.08 | 56.05 | 08/14/2025 | 22:50:13 | 70.12,-166.04 | 56.04 | 2.47 | 72 |
Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/2/2025
Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 08/02/2025 in txt file.
Historial Predications of SNOs between NPP and LANDSAT-9