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: 7/18/2025
| 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 | 07/20/2025 | 13:52:10 | 69.91, -31.02 | 49.34 | 07/20/2025 | 13:53:17 | 69.86, -28.56 | 49.23 | 94.31 | 67 |
| 2 | 07/20/2025 | 14:42:45 | -69.48, 136.94 | 131.11 | 07/20/2025 | 14:43:56 | -69.38, 138.12 | 131.24 | 47.35 | 71 |
| 3 | 07/20/2025 | 15:33:22 | 68.96, -55.02 | 48.36 | 07/20/2025 | 15:34:31 | 68.95, -55.09 | 48.35 | 2.78 | 69 |
| 4 | 07/20/2025 | 16:24:05 | -68.95, 112.31 | 131.64 | 07/20/2025 | 16:25:01 | -68.95, 112.29 | 131.65 | 0.71 | 56 |
| 5 | 07/20/2025 | 17:14:51 | 68.91, -80.33 | 48.33 | 07/20/2025 | 17:15:29 | 68.90, -80.40 | 48.31 | 3.19 | 38 |
| 6 | 07/20/2025 | 18:05:34 | -68.90, 87.00 | 131.68 | 07/20/2025 | 18:05:59 | -68.90, 86.98 | 131.69 | 0.91 | 25 |
| 7 | 07/20/2025 | 18:56:20 | 68.86,-105.64 | 48.29 | 07/20/2025 | 18:56:27 | 68.84,-105.71 | 48.27 | 3.67 | 7 |
| 8 | 07/20/2025 | 19:47:03 | -68.85, 61.69 | 131.72 | 07/20/2025 | 19:46:57 | -68.84, 61.67 | 131.73 | 1.42 | 6 |
| 9 | 07/20/2025 | 20:37:49 | 68.81,-130.95 | 48.25 | 07/20/2025 | 20:37:24 | 68.84,-130.95 | 48.28 | 3.02 | 25 |
| 10 | 07/20/2025 | 21:28:32 | -68.81, 36.38 | 131.75 | 07/20/2025 | 21:27:55 | -68.79, 36.36 | 131.76 | 2.02 | 37 |
| 11 | 07/20/2025 | 22:19:18 | 68.76,-156.26 | 48.22 | 07/20/2025 | 22:18:22 | 68.78,-156.26 | 48.24 | 2.33 | 56 |
| 12 | 07/20/2025 | 23:10:01 | -68.76, 11.07 | 131.79 | 07/20/2025 | 23:08:53 | -68.74, 11.05 | 131.80 | 2.65 | 68 |
| 13 | 07/21/2025 | 00:00:39 | 68.29, 179.00 | 47.74 | 07/20/2025 | 23:59:28 | 68.30, 177.87 | 47.78 | 46.61 | 71 |
| 14 | 07/21/2025 | 00:51:14 | -67.85, -13.13 | 132.71 | 07/21/2025 | 00:50:06 | -67.87, -15.29 | 132.62 | 90.62 | 68 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/18/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/18/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C