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: 8/3/2025
| 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 | 08/15/2025 | 12:23:17 | 69.80, -8.56 | 55.87 | 08/15/2025 | 12:24:24 | 69.76, -6.35 | 55.78 | 84.83 | 67 |
| 2 | 08/15/2025 | 13:13:52 | -69.35, 159.41 | 124.58 | 08/15/2025 | 13:15:03 | -69.29, 160.35 | 124.67 | 37.46 | 71 |
| 3 | 08/15/2025 | 14:04:31 | 68.95, -32.72 | 55.02 | 08/15/2025 | 14:05:36 | 68.95, -32.73 | 55.01 | 0.87 | 65 |
| 4 | 08/15/2025 | 14:55:14 | -68.93, 134.63 | 124.99 | 08/15/2025 | 14:56:07 | -68.91, 134.59 | 125.02 | 3.23 | 53 |
| 5 | 08/15/2025 | 15:46:00 | 68.91, -58.03 | 54.99 | 08/15/2025 | 15:46:34 | 68.89, -58.04 | 54.97 | 1.95 | 34 |
| 6 | 08/15/2025 | 16:36:43 | -68.89, 109.32 | 125.02 | 08/15/2025 | 16:37:04 | -68.91, 109.35 | 125.00 | 2.43 | 21 |
| 7 | 08/15/2025 | 17:27:29 | 68.86, -83.34 | 54.97 | 08/15/2025 | 17:27:32 | 68.83, -83.36 | 54.94 | 3.04 | 3 |
| 8 | 08/15/2025 | 18:18:12 | -68.84, 84.01 | 125.05 | 08/15/2025 | 18:18:02 | -68.85, 84.04 | 125.04 | 1.59 | 10 |
| 9 | 08/15/2025 | 19:08:58 | 68.81,-108.65 | 54.94 | 08/15/2025 | 19:08:29 | 68.83,-108.60 | 54.96 | 2.88 | 29 |
| 10 | 08/15/2025 | 19:59:41 | -68.79, 58.70 | 125.07 | 08/15/2025 | 19:59:00 | -68.79, 58.73 | 125.07 | 1.23 | 41 |
| 11 | 08/15/2025 | 20:50:27 | 68.77,-133.96 | 54.91 | 08/15/2025 | 20:49:27 | 68.77,-133.91 | 54.93 | 2.21 | 60 |
| 12 | 08/15/2025 | 21:41:10 | -68.75, 33.39 | 125.10 | 08/15/2025 | 21:39:58 | -68.74, 33.41 | 125.10 | 1.68 | 72 |
| 13 | 08/15/2025 | 22:31:45 | 68.13,-158.50 | 54.28 | 08/15/2025 | 22:30:35 | 68.18,-159.92 | 54.37 | 59.18 | 70 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/3/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/03/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C