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: 10/25/2025
| 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 | 11/01/2025 | 05:26:23 | -69.45, -83.57 | 96.14 | 11/01/2025 | 05:27:34 | -69.39, -82.32 | 96.18 | 49.21 | 71 |
| 2 | 11/01/2025 | 06:17:00 | 68.97, 84.42 | 83.40 | 11/01/2025 | 06:18:09 | 68.96, 84.47 | 83.40 | 2.27 | 69 |
| 3 | 11/01/2025 | 07:07:43 | -68.92,-108.20 | 96.64 | 11/01/2025 | 07:08:40 | -68.91,-108.22 | 96.65 | 1.63 | 57 |
| 4 | 11/01/2025 | 07:58:29 | 68.92, 59.12 | 83.37 | 11/01/2025 | 07:59:07 | 68.91, 59.17 | 83.37 | 2.23 | 38 |
| 5 | 11/01/2025 | 08:49:12 | -68.87,-133.50 | 96.66 | 11/01/2025 | 08:49:38 | -68.86,-133.53 | 96.68 | 1.65 | 26 |
| 6 | 11/01/2025 | 09:39:58 | 68.87, 33.81 | 83.35 | 11/01/2025 | 09:40:05 | 68.86, 33.86 | 83.34 | 2.22 | 7 |
| 7 | 11/01/2025 | 10:30:41 | -68.82,-158.81 | 96.69 | 11/01/2025 | 10:30:36 | -68.81,-158.83 | 96.71 | 1.66 | 5 |
| 8 | 11/01/2025 | 11:21:27 | 68.82, 8.51 | 83.32 | 11/01/2025 | 11:21:03 | 68.81, 8.56 | 83.31 | 2.23 | 24 |
| 9 | 11/01/2025 | 12:12:10 | -68.77, 175.88 | 96.72 | 11/01/2025 | 12:11:34 | -68.76, 175.86 | 96.73 | 1.66 | 36 |
| 10 | 11/01/2025 | 13:02:56 | 68.77, -16.80 | 83.29 | 11/01/2025 | 13:02:01 | 68.76, -16.75 | 83.28 | 2.26 | 55 |
| 11 | 11/01/2025 | 13:53:39 | -68.72, 150.58 | 96.75 | 11/01/2025 | 13:52:32 | -68.71, 150.56 | 96.76 | 1.65 | 67 |
| 12 | 11/01/2025 | 14:44:18 | 68.34, -41.61 | 82.90 | 11/01/2025 | 14:43:06 | 68.33, -42.55 | 82.86 | 38.51 | 72 |
| 13 | 11/01/2025 | 15:34:53 | -67.87, 126.31 | 97.56 | 11/01/2025 | 15:33:45 | -67.85, 124.23 | 97.62 | 87.31 | 68 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 10/25/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 10/25/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C