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: 10/31/2025
| 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 | 11/01/2025 | 05:26:23 | -69.46, -83.58 | 96.14 | 11/01/2025 | 05:27:34 | -69.39, -82.32 | 96.18 | 49.51 | 71 |
| 2 | 11/01/2025 | 06:17:00 | 68.97, 84.42 | 83.40 | 11/01/2025 | 06:18:09 | 68.97, 84.48 | 83.41 | 2.26 | 69 |
| 3 | 11/01/2025 | 07:07:43 | -68.93,-108.21 | 96.63 | 11/01/2025 | 07:08:40 | -68.91,-108.22 | 96.65 | 2.13 | 57 |
| 4 | 11/01/2025 | 07:58:29 | 68.91, 59.12 | 83.37 | 11/01/2025 | 07:59:07 | 68.92, 59.17 | 83.38 | 2.21 | 38 |
| 5 | 11/01/2025 | 08:49:12 | -68.88,-133.51 | 96.66 | 11/01/2025 | 08:49:38 | -68.86,-133.53 | 96.68 | 2.13 | 26 |
| 6 | 11/01/2025 | 09:39:58 | 68.86, 33.81 | 83.34 | 11/01/2025 | 09:40:05 | 68.86, 33.87 | 83.35 | 2.19 | 7 |
| 7 | 11/01/2025 | 10:30:41 | -68.83,-158.82 | 96.69 | 11/01/2025 | 10:30:36 | -68.81,-158.83 | 96.71 | 2.13 | 5 |
| 8 | 11/01/2025 | 11:21:27 | 68.81, 8.51 | 83.32 | 11/01/2025 | 11:21:03 | 68.81, 8.56 | 83.32 | 2.19 | 24 |
| 9 | 11/01/2025 | 12:12:10 | -68.78, 175.88 | 96.71 | 11/01/2025 | 12:11:34 | -68.76, 175.86 | 96.74 | 2.13 | 36 |
| 10 | 11/01/2025 | 13:02:56 | 68.76, -16.80 | 83.29 | 11/01/2025 | 13:02:01 | 68.76, -16.74 | 83.29 | 2.21 | 55 |
| 11 | 11/01/2025 | 13:53:39 | -68.73, 150.57 | 96.74 | 11/01/2025 | 13:52:32 | -68.71, 150.56 | 96.76 | 2.12 | 67 |
| 12 | 11/01/2025 | 14:44:18 | 68.34, -41.61 | 82.90 | 11/01/2025 | 14:43:06 | 68.33, -42.54 | 82.87 | 38.31 | 72 |
| 13 | 11/01/2025 | 15:34:53 | -67.87, 126.30 | 97.55 | 11/01/2025 | 15:33:45 | -67.85, 124.23 | 97.62 | 87.10 | 68 |
| 14 | 11/14/2025 | 04:42:09 | -69.64, -72.71 | 92.18 | 11/14/2025 | 04:43:18 | -69.56, -70.97 | 92.23 | 68.09 | 69 |
| 15 | 11/14/2025 | 05:32:43 | 68.99, 95.52 | 87.19 | 11/14/2025 | 05:33:56 | 68.96, 95.58 | 87.17 | 3.69 | 73 |
| 16 | 11/14/2025 | 06:23:25 | -68.90, -97.04 | 92.89 | 11/14/2025 | 06:24:27 | -68.92, -97.10 | 92.87 | 3.24 | 62 |
| 17 | 11/14/2025 | 07:14:11 | 68.89, 70.29 | 87.11 | 11/14/2025 | 07:14:54 | 68.91, 70.27 | 87.14 | 2.95 | 43 |
| 18 | 11/14/2025 | 08:04:54 | -68.85,-122.35 | 92.92 | 11/14/2025 | 08:05:25 | -68.87,-122.41 | 92.91 | 3.08 | 31 |
| 19 | 11/14/2025 | 08:55:40 | 68.84, 44.98 | 87.08 | 11/14/2025 | 08:55:52 | 68.86, 44.97 | 87.10 | 2.65 | 12 |
| 20 | 11/14/2025 | 09:46:23 | -68.80,-147.65 | 92.95 | 11/14/2025 | 09:46:23 | -68.82,-147.72 | 92.94 | 2.92 | 0 |
| 21 | 11/14/2025 | 10:37:09 | 68.79, 19.67 | 87.05 | 11/14/2025 | 10:36:50 | 68.81, 19.66 | 87.06 | 2.35 | 19 |
| 22 | 11/14/2025 | 11:27:52 | -68.75,-172.96 | 92.98 | 11/14/2025 | 11:27:21 | -68.76,-173.02 | 92.98 | 2.76 | 31 |
| 23 | 11/14/2025 | 12:18:38 | 68.74, -5.63 | 87.01 | 11/14/2025 | 12:17:48 | 68.76, -5.65 | 87.03 | 2.04 | 50 |
| 24 | 11/14/2025 | 13:09:21 | -68.70, 161.73 | 93.01 | 11/14/2025 | 13:08:19 | -68.71, 161.67 | 93.01 | 2.61 | 62 |
| 25 | 11/14/2025 | 14:00:03 | 68.47, -30.66 | 86.77 | 11/14/2025 | 13:58:50 | 68.49, -31.24 | 86.77 | 23.78 | 73 |
| 26 | 11/14/2025 | 14:50:38 | -68.01, 137.26 | 93.67 | 11/14/2025 | 14:49:29 | -68.01, 135.53 | 93.71 | 71.72 | 69 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 10/31/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 10/31/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C