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: 9/10/2025
| 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 | 09/10/2025 | 19:22:18 | 68.49,-111.49 | 63.77 | 09/10/2025 | 19:21:05 | 68.50,-112.05 | 63.77 | 22.48 | 73 |
| 2 | 09/10/2025 | 20:12:53 | -68.03, 56.42 | 116.69 | 09/10/2025 | 20:11:43 | -68.06, 54.78 | 116.65 | 68.60 | 70 |
| 3 | 09/23/2025 | 08:29:40 | 69.61, 50.25 | 69.73 | 09/23/2025 | 08:30:49 | 69.58, 51.97 | 69.70 | 67.09 | 69 |
| 4 | 09/23/2025 | 09:20:15 | -69.17,-141.80 | 110.70 | 09/23/2025 | 09:21:27 | -69.10,-141.32 | 110.77 | 20.67 | 72 |
| 5 | 09/23/2025 | 10:10:56 | 68.92, 25.85 | 69.06 | 09/23/2025 | 10:11:57 | 68.93, 25.84 | 69.08 | 1.74 | 61 |
| 6 | 09/23/2025 | 11:01:40 | -68.90,-166.81 | 110.94 | 09/23/2025 | 11:02:28 | -68.89,-166.85 | 110.96 | 2.55 | 48 |
| 7 | 09/23/2025 | 11:52:25 | 68.86, 0.56 | 69.03 | 09/23/2025 | 11:52:55 | 68.88, 0.53 | 69.05 | 2.13 | 30 |
| 8 | 09/23/2025 | 12:43:09 | -68.85, 167.89 | 110.97 | 09/23/2025 | 12:43:26 | -68.83, 167.84 | 110.99 | 2.58 | 17 |
| 9 | 09/23/2025 | 13:33:54 | 68.81, -24.74 | 69.01 | 09/23/2025 | 13:33:53 | 68.83, -24.78 | 69.03 | 2.51 | 1 |
| 10 | 09/23/2025 | 14:24:38 | -68.79, 142.59 | 111.00 | 09/23/2025 | 14:24:24 | -68.78, 142.53 | 111.01 | 2.65 | 14 |
| 11 | 09/23/2025 | 15:15:23 | 68.75, -50.05 | 68.98 | 09/23/2025 | 15:14:51 | 68.77, -50.09 | 69.00 | 2.89 | 32 |
| 12 | 09/23/2025 | 16:06:07 | -68.74, 117.29 | 111.03 | 09/23/2025 | 16:05:22 | -68.73, 117.23 | 111.04 | 2.75 | 45 |
| 13 | 09/23/2025 | 16:56:52 | 68.70, -75.35 | 68.95 | 09/23/2025 | 16:55:49 | 68.72, -75.39 | 68.97 | 3.25 | 63 |
| 14 | 09/23/2025 | 17:47:35 | -68.63, 92.06 | 111.11 | 09/23/2025 | 17:46:21 | -68.62, 91.85 | 111.12 | 8.56 | 74 |
| 15 | 09/23/2025 | 18:38:08 | 67.94, -99.74 | 68.23 | 09/23/2025 | 18:37:00 | 67.96,-101.60 | 68.24 | 77.50 | 68 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 9/10/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 09/10/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C