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: 8/20/2025
| 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 | 11:38:45 | 69.66, 2.82 | 60.06 | 08/28/2025 | 11:39:54 | 69.60, 4.62 | 59.97 | 70.14 | 69 |
| 2 | 08/28/2025 | 12:29:20 | -69.20, 170.79 | 120.40 | 08/28/2025 | 12:30:33 | -69.13, 171.32 | 120.49 | 22.74 | 73 |
| 3 | 08/28/2025 | 13:20:02 | 68.98, -21.58 | 59.38 | 08/28/2025 | 13:21:03 | 68.95, -21.52 | 59.35 | 3.33 | 61 |
| 4 | 08/28/2025 | 14:10:44 | -68.89, 145.85 | 120.70 | 08/28/2025 | 14:11:34 | -68.91, 145.79 | 120.68 | 3.04 | 50 |
| 5 | 08/28/2025 | 15:01:30 | 68.88, -46.82 | 59.30 | 08/28/2025 | 15:02:01 | 68.90, -46.84 | 59.32 | 2.45 | 31 |
| 6 | 08/28/2025 | 15:52:13 | -68.85, 120.54 | 120.72 | 08/28/2025 | 15:52:32 | -68.85, 120.48 | 120.72 | 2.68 | 19 |
| 7 | 08/28/2025 | 16:42:59 | 68.83, -72.13 | 59.28 | 08/28/2025 | 16:42:59 | 68.84, -72.15 | 59.29 | 1.40 | 0 |
| 8 | 08/28/2025 | 17:33:42 | -68.80, 95.23 | 120.74 | 08/28/2025 | 17:33:30 | -68.79, 95.16 | 120.75 | 2.84 | 12 |
| 9 | 08/28/2025 | 18:24:28 | 68.78, -97.44 | 59.26 | 08/28/2025 | 18:23:57 | 68.78, -97.47 | 59.26 | 1.02 | 31 |
| 10 | 08/28/2025 | 19:15:11 | -68.75, 69.92 | 120.76 | 08/28/2025 | 19:14:28 | -68.73, 69.85 | 120.78 | 3.45 | 43 |
| 11 | 08/28/2025 | 20:05:57 | 68.74,-122.75 | 59.24 | 08/28/2025 | 20:04:55 | 68.72,-122.78 | 59.22 | 1.83 | 62 |
| 12 | 08/28/2025 | 20:56:40 | -68.71, 44.61 | 120.79 | 08/28/2025 | 20:55:25 | -68.73, 44.61 | 120.76 | 2.77 | 75 |
| 13 | 08/28/2025 | 21:47:14 | 68.04,-147.22 | 58.56 | 08/28/2025 | 21:46:05 | 68.01,-148.92 | 58.55 | 70.85 | 69 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/20/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/20/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C