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: 8/11/2025
| 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 | 69.82, -8.58 | 55.89 | 08/15/2025 | 12:24:24 | 69.74, -6.38 | 55.76 | 85.03 | 67 |
| 2 | 08/15/2025 | 13:13:51 | -69.33, 159.45 | 124.61 | 08/15/2025 | 13:15:03 | -69.26, 160.31 | 124.70 | 34.56 | 72 |
| 3 | 08/15/2025 | 14:04:31 | 68.97, -32.74 | 55.04 | 08/15/2025 | 14:05:35 | 68.98, -32.68 | 55.04 | 2.74 | 64 |
| 4 | 08/15/2025 | 14:55:14 | -68.96, 134.59 | 124.97 | 08/15/2025 | 14:56:06 | -68.94, 134.63 | 125.00 | 3.25 | 52 |
| 5 | 08/15/2025 | 15:46:00 | 68.92, -58.05 | 55.01 | 08/15/2025 | 15:46:33 | 68.93, -57.99 | 55.01 | 2.27 | 33 |
| 6 | 08/15/2025 | 16:36:42 | -68.86, 109.36 | 125.05 | 08/15/2025 | 16:37:04 | -68.88, 109.32 | 125.03 | 2.50 | 22 |
| 7 | 08/15/2025 | 17:27:29 | 68.88, -83.36 | 54.99 | 08/15/2025 | 17:27:31 | 68.87, -83.31 | 54.98 | 2.32 | 2 |
| 8 | 08/15/2025 | 18:18:11 | -68.81, 84.04 | 125.07 | 08/15/2025 | 18:18:02 | -68.82, 84.00 | 125.06 | 1.88 | 9 |
| 9 | 08/15/2025 | 19:08:58 | 68.83,-108.67 | 54.96 | 08/15/2025 | 19:08:29 | 68.81,-108.62 | 54.94 | 2.86 | 29 |
| 10 | 08/15/2025 | 19:59:40 | -68.77, 58.73 | 125.10 | 08/15/2025 | 19:59:00 | -68.77, 58.69 | 125.10 | 1.75 | 40 |
| 11 | 08/15/2025 | 20:50:26 | 68.73,-133.91 | 54.88 | 08/15/2025 | 20:49:27 | 68.76,-133.93 | 54.91 | 2.99 | 59 |
| 12 | 08/15/2025 | 21:41:09 | -68.72, 33.42 | 125.13 | 08/15/2025 | 21:39:58 | -68.71, 33.38 | 125.13 | 2.20 | 71 |
| 13 | 08/15/2025 | 22:31:45 | 68.15,-158.52 | 54.30 | 08/15/2025 | 22:30:35 | 68.16,-159.95 | 54.35 | 59.11 | 70 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/11/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/11/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C