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: 8/17/2025
| 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 | 08/28/2025 | 11:38:46 | 69.68, 2.79 | 60.08 | 08/28/2025 | 11:39:54 | 69.64, 4.67 | 60.01 | 72.95 | 68 |
| 2 | 08/28/2025 | 12:29:21 | -69.22, 170.77 | 120.39 | 08/28/2025 | 12:30:33 | -69.16, 171.38 | 120.46 | 24.71 | 72 |
| 3 | 08/28/2025 | 13:20:02 | 68.94, -21.53 | 59.34 | 08/28/2025 | 13:21:04 | 68.93, -21.55 | 59.33 | 0.87 | 62 |
| 4 | 08/28/2025 | 14:10:45 | -68.91, 145.83 | 120.68 | 08/28/2025 | 14:11:35 | -68.89, 145.77 | 120.70 | 2.95 | 50 |
| 5 | 08/28/2025 | 15:01:31 | 68.89, -46.84 | 59.32 | 08/28/2025 | 15:02:02 | 68.88, -46.86 | 59.30 | 2.06 | 31 |
| 6 | 08/28/2025 | 15:52:14 | -68.86, 120.52 | 120.71 | 08/28/2025 | 15:52:32 | -68.89, 120.53 | 120.68 | 3.12 | 18 |
| 7 | 08/28/2025 | 16:43:00 | 68.85, -72.16 | 59.30 | 08/28/2025 | 16:43:00 | 68.82, -72.18 | 59.27 | 3.30 | 0 |
| 8 | 08/28/2025 | 17:33:43 | -68.81, 95.21 | 120.73 | 08/28/2025 | 17:33:30 | -68.83, 95.21 | 120.71 | 1.88 | 13 |
| 9 | 08/28/2025 | 18:24:29 | 68.80, -97.47 | 59.28 | 08/28/2025 | 18:23:57 | 68.82, -97.42 | 59.29 | 2.48 | 32 |
| 10 | 08/28/2025 | 19:15:12 | -68.77, 69.90 | 120.75 | 08/28/2025 | 19:14:28 | -68.77, 69.90 | 120.74 | 0.65 | 44 |
| 11 | 08/28/2025 | 20:05:58 | 68.75,-122.78 | 59.25 | 08/28/2025 | 20:04:55 | 68.76,-122.73 | 59.26 | 1.86 | 63 |
| 12 | 08/28/2025 | 20:56:40 | -68.72, 44.59 | 120.77 | 08/28/2025 | 20:55:25 | -68.72, 44.59 | 120.77 | 0.59 | 75 |
| 13 | 08/28/2025 | 21:47:13 | 68.01,-147.18 | 58.52 | 08/28/2025 | 21:46:04 | 68.05,-148.88 | 58.59 | 70.88 | 69 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/17/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/17/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C