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: 8/18/2025
| 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 | 69.69, 2.77 | 60.09 | 08/28/2025 | 11:39:54 | 69.63, 4.66 | 60.00 | 73.25 | 68 |
| 2 | 08/28/2025 | 12:29:21 | -69.23, 170.76 | 120.38 | 08/28/2025 | 12:30:33 | -69.15, 171.36 | 120.46 | 25.51 | 72 |
| 3 | 08/28/2025 | 13:20:02 | 68.95, -21.55 | 59.36 | 08/28/2025 | 13:21:04 | 68.93, -21.56 | 59.33 | 2.79 | 62 |
| 4 | 08/28/2025 | 14:10:45 | -68.92, 145.81 | 120.67 | 08/28/2025 | 14:11:34 | -68.94, 145.83 | 120.66 | 2.10 | 49 |
| 5 | 08/28/2025 | 15:01:31 | 68.91, -46.86 | 59.33 | 08/28/2025 | 15:02:01 | 68.92, -46.80 | 59.35 | 3.07 | 30 |
| 6 | 08/28/2025 | 15:52:14 | -68.87, 120.50 | 120.69 | 08/28/2025 | 15:52:32 | -68.88, 120.52 | 120.69 | 0.91 | 18 |
| 7 | 08/28/2025 | 16:43:00 | 68.86, -72.17 | 59.31 | 08/28/2025 | 16:42:59 | 68.87, -72.12 | 59.32 | 2.31 | 1 |
| 8 | 08/28/2025 | 17:33:43 | -68.83, 95.19 | 120.72 | 08/28/2025 | 17:33:30 | -68.82, 95.20 | 120.72 | 0.54 | 13 |
| 9 | 08/28/2025 | 18:24:29 | 68.81, -97.48 | 59.29 | 08/28/2025 | 18:23:57 | 68.81, -97.43 | 59.28 | 2.13 | 32 |
| 10 | 08/28/2025 | 19:15:12 | -68.78, 69.88 | 120.74 | 08/28/2025 | 19:14:28 | -68.76, 69.89 | 120.75 | 1.68 | 44 |
| 11 | 08/28/2025 | 20:05:58 | 68.77,-122.79 | 59.27 | 08/28/2025 | 20:04:55 | 68.75,-122.74 | 59.25 | 2.65 | 63 |
| 12 | 08/28/2025 | 20:56:40 | -68.68, 44.64 | 120.81 | 08/28/2025 | 20:55:26 | -68.71, 44.57 | 120.78 | 4.09 | 74 |
| 13 | 08/28/2025 | 21:47:14 | 68.02,-147.19 | 58.53 | 08/28/2025 | 21:46:05 | 68.04,-148.89 | 58.58 | 70.65 | 69 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/18/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/18/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C