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: 9/24/2025
| 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 | 10/06/2025 | 06:54:51 | -69.67,-106.09 | 105.20 | 10/06/2025 | 06:56:00 | -69.60,-104.24 | 105.25 | 72.13 | 69 |
| 2 | 10/06/2025 | 07:45:25 | 69.06, 62.10 | 74.21 | 10/06/2025 | 07:46:38 | 69.01, 62.32 | 74.17 | 10.04 | 73 |
| 3 | 10/06/2025 | 08:36:07 | -68.93,-130.41 | 105.91 | 10/06/2025 | 08:37:10 | -68.91,-130.45 | 105.93 | 3.18 | 63 |
| 4 | 10/06/2025 | 09:26:52 | 68.90, 36.95 | 74.08 | 10/06/2025 | 09:27:37 | 68.90, 36.94 | 74.08 | 0.88 | 45 |
| 5 | 10/06/2025 | 10:17:36 | -68.88,-155.71 | 105.93 | 10/06/2025 | 10:18:07 | -68.90,-155.68 | 105.91 | 3.18 | 31 |
| 6 | 10/06/2025 | 11:08:21 | 68.84, 11.65 | 74.05 | 10/06/2025 | 11:08:35 | 68.85, 11.63 | 74.06 | 0.99 | 14 |
| 7 | 10/06/2025 | 11:59:05 | -68.82, 178.99 | 105.96 | 10/06/2025 | 11:59:05 | -68.85, 179.00 | 105.93 | 2.92 | 0 |
| 8 | 10/06/2025 | 12:49:50 | 68.79, -13.66 | 74.02 | 10/06/2025 | 12:49:33 | 68.79, -13.68 | 74.03 | 1.21 | 17 |
| 9 | 10/06/2025 | 13:40:34 | -68.77, 153.68 | 105.99 | 10/06/2025 | 13:40:03 | -68.79, 153.69 | 105.96 | 2.69 | 31 |
| 10 | 10/06/2025 | 14:31:19 | 68.74, -38.96 | 74.00 | 10/06/2025 | 14:30:31 | 68.74, -38.99 | 74.00 | 1.48 | 48 |
| 11 | 10/06/2025 | 15:22:03 | -68.72, 128.38 | 106.01 | 10/06/2025 | 15:21:01 | -68.74, 128.38 | 105.99 | 2.50 | 62 |
| 12 | 10/06/2025 | 16:12:45 | 68.52, -64.05 | 73.81 | 10/06/2025 | 16:11:32 | 68.52, -64.52 | 73.80 | 19.14 | 73 |
| 13 | 10/06/2025 | 17:03:20 | -68.02, 103.91 | 106.67 | 10/06/2025 | 17:02:11 | -68.04, 102.24 | 106.68 | 69.45 | 69 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 9/24/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 09/24/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C