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: 2/15/2025
| 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 | 02/15/2025 | 02:06:49 | 69.76, 145.12 | 82.42 | 02/15/2025 | 02:07:59 | 69.70, 146.65 | 82.30 | 59.57 | 70 |
| 2 | 02/15/2025 | 02:57:24 | -69.30, -46.90 | 98.08 | 02/15/2025 | 02:58:37 | -69.24, -46.62 | 98.16 | 12.33 | 73 |
| 3 | 02/15/2025 | 03:48:07 | 69.13, 120.65 | 81.73 | 02/15/2025 | 03:49:06 | 69.15, 120.64 | 81.75 | 3.00 | 59 |
| 4 | 02/15/2025 | 04:38:51 | -69.14, -72.05 | 98.27 | 02/15/2025 | 04:39:36 | -69.13, -72.02 | 98.29 | 2.39 | 45 |
| 5 | 02/15/2025 | 05:29:36 | 69.08, 95.34 | 81.66 | 02/15/2025 | 05:30:04 | 69.09, 95.32 | 81.67 | 1.51 | 28 |
| 6 | 02/15/2025 | 06:20:19 | -69.04, -97.29 | 98.40 | 02/15/2025 | 06:20:34 | -69.07, -97.34 | 98.38 | 3.02 | 15 |
| 7 | 02/15/2025 | 07:11:05 | 69.03, 70.03 | 81.59 | 02/15/2025 | 07:11:02 | 69.03, 70.00 | 81.58 | 1.34 | 3 |
| 8 | 02/15/2025 | 08:01:48 | -69.00,-122.60 | 98.47 | 02/15/2025 | 08:01:32 | -69.00,-122.66 | 98.46 | 2.44 | 16 |
| 9 | 02/15/2025 | 08:52:34 | 68.99, 44.72 | 81.51 | 02/15/2025 | 08:52:00 | 68.97, 44.68 | 81.50 | 2.75 | 34 |
| 10 | 02/15/2025 | 09:43:17 | -68.95,-147.91 | 98.54 | 02/15/2025 | 09:42:30 | -68.94,-147.98 | 98.54 | 2.96 | 47 |
| 11 | 02/15/2025 | 10:34:03 | 68.94, 19.41 | 81.44 | 02/15/2025 | 10:32:57 | 68.96, 19.43 | 81.47 | 2.26 | 66 |
| 12 | 02/15/2025 | 11:24:43 | -68.75,-173.01 | 98.78 | 02/15/2025 | 11:23:30 | -68.77,-173.44 | 98.73 | 17.95 | 73 |
| 13 | 02/15/2025 | 12:15:17 | 68.09, -4.84 | 80.53 | 02/15/2025 | 12:14:09 | 68.14, -6.88 | 80.67 | 84.58 | 68 |
| 14 | 02/28/2025 | 00:31:30 | -69.75, -11.01 | 102.30 | 02/28/2025 | 00:32:40 | -69.67, -9.47 | 102.44 | 60.08 | 70 |
| 15 | 02/28/2025 | 01:22:05 | 69.15, 157.15 | 77.07 | 02/28/2025 | 01:23:17 | 69.14, 157.16 | 77.04 | 2.16 | 72 |
| 16 | 02/28/2025 | 02:12:48 | -69.12, -35.48 | 102.99 | 02/28/2025 | 02:13:47 | -69.13, -35.48 | 102.99 | 0.75 | 59 |
| 17 | 02/28/2025 | 03:03:34 | 69.11, 131.84 | 76.99 | 02/28/2025 | 03:04:14 | 69.12, 131.91 | 77.00 | 3.31 | 40 |
| 18 | 02/28/2025 | 03:54:17 | -69.07, -60.80 | 103.06 | 02/28/2025 | 03:54:45 | -69.06, -60.80 | 103.08 | 1.42 | 28 |
| 19 | 02/28/2025 | 04:45:03 | 69.06, 106.53 | 76.92 | 02/28/2025 | 04:45:12 | 69.06, 106.59 | 76.91 | 2.37 | 9 |
| 20 | 02/28/2025 | 05:35:46 | -69.03, -86.11 | 103.13 | 02/28/2025 | 05:35:42 | -69.05, -86.05 | 103.11 | 3.30 | 4 |
| 21 | 02/28/2025 | 06:26:32 | 69.02, 81.21 | 76.85 | 02/28/2025 | 06:26:10 | 69.00, 81.26 | 76.83 | 3.17 | 22 |
| 22 | 02/28/2025 | 07:17:15 | -68.98,-111.42 | 103.21 | 02/28/2025 | 07:16:40 | -68.99,-111.37 | 103.20 | 1.83 | 35 |
| 23 | 02/28/2025 | 08:08:00 | 68.92, 55.98 | 76.72 | 02/28/2025 | 08:07:08 | 68.93, 55.94 | 76.74 | 1.95 | 52 |
| 24 | 02/28/2025 | 08:58:44 | -68.94,-136.73 | 103.28 | 02/28/2025 | 08:57:38 | -68.92,-136.70 | 103.29 | 2.28 | 66 |
| 25 | 02/28/2025 | 09:49:23 | 68.55, 31.09 | 76.31 | 02/28/2025 | 09:48:11 | 68.60, 30.26 | 76.39 | 34.39 | 72 |
| 26 | 02/28/2025 | 10:39:58 | -68.09,-160.99 | 104.19 | 02/28/2025 | 10:38:50 | -68.11,-163.00 | 104.09 | 83.40 | 68 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/15/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/15/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C