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: 8/9/2025
| 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 | 55.77 | 85.12 | 67 |
| 2 | 08/15/2025 | 13:13:51 | -69.32, 159.47 | 124.62 | 08/15/2025 | 13:15:03 | -69.27, 160.33 | 124.69 | 34.36 | 72 |
| 3 | 08/15/2025 | 14:04:31 | 68.97, -32.73 | 55.03 | 08/15/2025 | 14:05:36 | 68.94, -32.74 | 55.00 | 2.91 | 65 |
| 4 | 08/15/2025 | 14:55:14 | -68.95, 134.60 | 124.97 | 08/15/2025 | 14:56:06 | -68.95, 134.65 | 124.98 | 1.82 | 52 |
| 5 | 08/15/2025 | 15:46:00 | 68.92, -58.04 | 55.01 | 08/15/2025 | 15:46:33 | 68.94, -57.98 | 55.02 | 3.23 | 33 |
| 6 | 08/15/2025 | 16:36:43 | -68.91, 109.29 | 125.00 | 08/15/2025 | 16:37:04 | -68.89, 109.33 | 125.02 | 2.25 | 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 | 2.56 | 2 |
| 8 | 08/15/2025 | 18:18:12 | -68.86, 83.98 | 125.03 | 08/15/2025 | 18:18:02 | -68.84, 84.02 | 125.05 | 3.03 | 10 |
| 9 | 08/15/2025 | 19:08:58 | 68.82,-108.66 | 54.95 | 08/15/2025 | 19:08:29 | 68.82,-108.61 | 54.95 | 2.28 | 29 |
| 10 | 08/15/2025 | 19:59:40 | -68.76, 58.75 | 125.11 | 08/15/2025 | 19:59:00 | -68.78, 58.71 | 125.08 | 2.68 | 40 |
| 11 | 08/15/2025 | 20:50:27 | 68.78,-133.97 | 54.93 | 08/15/2025 | 20:49:27 | 68.77,-133.92 | 54.92 | 2.53 | 60 |
| 12 | 08/15/2025 | 21:41:09 | -68.71, 33.43 | 125.13 | 08/15/2025 | 21:39:58 | -68.72, 33.40 | 125.12 | 1.93 | 71 |
| 13 | 08/15/2025 | 22:31:45 | 68.14,-158.51 | 54.30 | 08/15/2025 | 22:30:35 | 68.17,-159.93 | 54.36 | 58.89 | 70 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/9/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/09/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C