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: 8/6/2025
| 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 | 69.81, -8.57 | 55.88 | 08/15/2025 | 12:24:24 | 69.75, -6.36 | 55.78 | 85.07 | 67 |
| 2 | 08/15/2025 | 13:13:52 | -69.37, 159.40 | 124.57 | 08/15/2025 | 13:15:03 | -69.28, 160.34 | 124.68 | 38.16 | 71 |
| 3 | 08/15/2025 | 14:04:31 | 68.96, -32.73 | 55.03 | 08/15/2025 | 14:05:36 | 68.94, -32.74 | 55.00 | 2.20 | 65 |
| 4 | 08/15/2025 | 14:55:14 | -68.95, 134.61 | 124.98 | 08/15/2025 | 14:56:06 | -68.95, 134.65 | 124.98 | 1.92 | 52 |
| 5 | 08/15/2025 | 15:46:00 | 68.92, -58.04 | 55.00 | 08/15/2025 | 15:46:34 | 68.89, -58.05 | 54.97 | 3.28 | 34 |
| 6 | 08/15/2025 | 16:36:43 | -68.90, 109.30 | 125.01 | 08/15/2025 | 16:37:04 | -68.90, 109.34 | 125.01 | 1.63 | 21 |
| 7 | 08/15/2025 | 17:27:29 | 68.87, -83.35 | 54.98 | 08/15/2025 | 17:27:31 | 68.88, -83.29 | 54.99 | 2.92 | 2 |
| 8 | 08/15/2025 | 18:18:12 | -68.85, 83.99 | 125.03 | 08/15/2025 | 18:18:02 | -68.84, 84.03 | 125.05 | 1.97 | 10 |
| 9 | 08/15/2025 | 19:08:58 | 68.82,-108.66 | 54.95 | 08/15/2025 | 19:08:29 | 68.83,-108.60 | 54.96 | 2.36 | 29 |
| 10 | 08/15/2025 | 19:59:41 | -68.81, 58.68 | 125.06 | 08/15/2025 | 19:59:00 | -68.78, 58.72 | 125.08 | 2.72 | 41 |
| 11 | 08/15/2025 | 20:50:27 | 68.77,-133.97 | 54.92 | 08/15/2025 | 20:49:27 | 68.77,-133.92 | 54.92 | 2.23 | 60 |
| 12 | 08/15/2025 | 21:41:09 | -68.70, 33.44 | 125.14 | 08/15/2025 | 21:39:58 | -68.73, 33.40 | 125.11 | 2.99 | 71 |
| 13 | 08/15/2025 | 22:31:45 | 68.14,-158.51 | 54.29 | 08/15/2025 | 22:30:35 | 68.17,-159.93 | 54.36 | 58.94 | 70 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/6/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/06/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C