Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NPP and GCOM-C Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/13/2025
| Index | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Date (GCOM-C) | Time (GCOM-C) | Lat,Lon (GCOM-C) | SZA (GCOM-C ) | Distance(km) | Time Diff (sec) |
| 1 | 07/20/2025 | 13:52:11 | 69.92, -31.04 | 49.36 | 07/20/2025 | 13:53:18 | 69.85, -28.58 | 49.21 | 94.66 | 67 |
| 2 | 07/20/2025 | 14:42:46 | -69.49, 136.93 | 131.10 | 07/20/2025 | 14:43:56 | -69.43, 138.18 | 131.20 | 49.52 | 70 |
| 3 | 07/20/2025 | 15:33:23 | 68.97, -55.04 | 48.38 | 07/20/2025 | 15:34:31 | 68.99, -55.03 | 48.39 | 2.03 | 68 |
| 4 | 07/20/2025 | 16:24:06 | -68.96, 112.29 | 131.63 | 07/20/2025 | 16:25:02 | -68.94, 112.28 | 131.65 | 1.76 | 56 |
| 5 | 07/20/2025 | 17:14:52 | 68.92, -80.35 | 48.34 | 07/20/2025 | 17:15:29 | 68.94, -80.35 | 48.35 | 1.32 | 37 |
| 6 | 07/20/2025 | 18:05:35 | -68.91, 86.99 | 131.67 | 07/20/2025 | 18:06:00 | -68.89, 86.97 | 131.69 | 2.43 | 25 |
| 7 | 07/20/2025 | 18:56:20 | 68.88,-105.66 | 48.30 | 07/20/2025 | 18:56:26 | 68.88,-105.66 | 48.31 | 0.62 | 6 |
| 8 | 07/20/2025 | 19:47:03 | -68.86, 61.68 | 131.71 | 07/20/2025 | 19:46:57 | -68.84, 61.66 | 131.73 | 3.10 | 6 |
| 9 | 07/20/2025 | 20:37:49 | 68.83,-130.97 | 48.27 | 07/20/2025 | 20:37:24 | 68.83,-130.97 | 48.27 | 0.12 | 25 |
| 10 | 07/20/2025 | 21:28:32 | -68.81, 36.37 | 131.74 | 07/20/2025 | 21:27:54 | -68.83, 36.42 | 131.72 | 3.07 | 38 |
| 11 | 07/20/2025 | 22:19:18 | 68.78,-156.28 | 48.23 | 07/20/2025 | 22:18:22 | 68.77,-156.28 | 48.23 | 0.79 | 56 |
| 12 | 07/20/2025 | 23:10:01 | -68.77, 11.06 | 131.78 | 07/20/2025 | 23:08:52 | -68.78, 11.11 | 131.76 | 2.57 | 69 |
| 13 | 07/21/2025 | 00:00:39 | 68.30, 178.98 | 47.75 | 07/20/2025 | 23:59:28 | 68.28, 177.85 | 47.77 | 46.51 | 71 |
| 14 | 07/21/2025 | 00:51:14 | -67.86, -13.14 | 132.70 | 07/21/2025 | 00:50:06 | -67.86, -15.30 | 132.63 | 90.55 | 68 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/13/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/13/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C