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: 5/3/2025
| 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 | 05/03/2025 | 17:27:03 | -69.95, 94.95 | 126.04 | 05/03/2025 | 17:28:10 | -69.93, 97.38 | 126.08 | 92.93 | 67 |
| 2 | 05/03/2025 | 18:17:38 | 69.36, -96.87 | 53.35 | 05/03/2025 | 18:18:49 | 69.30, -96.15 | 53.28 | 29.21 | 71 |
| 3 | 05/03/2025 | 19:08:16 | -69.05, 70.88 | 126.98 | 05/03/2025 | 19:09:24 | -69.03, 70.86 | 127.01 | 3.03 | 68 |
| 4 | 05/03/2025 | 19:59:02 | 69.04,-121.79 | 53.00 | 05/03/2025 | 19:59:51 | 69.03,-121.75 | 52.99 | 1.97 | 49 |
| 5 | 05/03/2025 | 20:49:45 | -69.00, 45.57 | 127.05 | 05/03/2025 | 20:50:22 | -68.98, 45.56 | 127.07 | 2.50 | 37 |
| 6 | 05/03/2025 | 21:40:31 | 68.99,-147.10 | 52.93 | 05/03/2025 | 21:40:49 | 68.98,-147.05 | 52.93 | 1.82 | 18 |
| 7 | 05/03/2025 | 22:31:14 | -68.95, 20.27 | 127.12 | 05/03/2025 | 22:31:20 | -68.93, 20.25 | 127.14 | 1.99 | 6 |
| 8 | 05/03/2025 | 23:22:00 | 68.93,-172.40 | 52.85 | 05/03/2025 | 23:21:47 | 68.94,-172.35 | 52.86 | 1.85 | 13 |
| 9 | 05/04/2025 | 00:12:43 | -68.90, -5.03 | 127.20 | 05/04/2025 | 00:12:18 | -68.88, -5.05 | 127.21 | 1.49 | 25 |
| 10 | 05/04/2025 | 01:03:29 | 68.88, 162.30 | 52.78 | 05/04/2025 | 01:02:45 | 68.89, 162.34 | 52.79 | 2.03 | 44 |
| 11 | 05/04/2025 | 01:54:12 | -68.84, -30.33 | 127.27 | 05/04/2025 | 01:53:16 | -68.84, -30.35 | 127.28 | 1.02 | 56 |
| 12 | 05/04/2025 | 02:44:58 | 68.83, 137.00 | 52.71 | 05/04/2025 | 02:43:43 | 68.84, 137.04 | 52.72 | 2.34 | 75 |
| 13 | 05/04/2025 | 03:35:33 | -68.36, -55.07 | 127.78 | 05/04/2025 | 03:34:22 | -68.36, -56.22 | 127.77 | 47.02 | 71 |
| 14 | 05/16/2025 | 17:33:31 | 69.55, -86.06 | 50.18 | 05/16/2025 | 17:34:41 | 69.51, -84.76 | 50.12 | 51.03 | 70 |
| 15 | 05/16/2025 | 18:24:06 | -69.06, 81.95 | 130.34 | 05/16/2025 | 18:25:20 | -69.03, 81.95 | 130.37 | 2.64 | 74 |
| 16 | 05/16/2025 | 19:14:51 | 69.02,-110.69 | 49.62 | 05/16/2025 | 19:15:47 | 69.03,-110.67 | 49.62 | 1.22 | 56 |
| 17 | 05/16/2025 | 20:05:35 | -69.01, 56.65 | 130.41 | 05/16/2025 | 20:06:18 | -68.98, 56.65 | 130.43 | 2.45 | 43 |
| 18 | 05/16/2025 | 20:56:20 | 68.97,-135.99 | 49.55 | 05/16/2025 | 20:56:45 | 68.98,-135.97 | 49.56 | 1.32 | 25 |
| 19 | 05/16/2025 | 21:47:04 | -68.95, 31.35 | 130.48 | 05/16/2025 | 21:47:16 | -68.93, 31.34 | 130.50 | 2.26 | 12 |
| 20 | 05/16/2025 | 22:37:49 | 68.92,-161.29 | 49.48 | 05/16/2025 | 22:37:43 | 68.93,-161.28 | 49.49 | 1.45 | 6 |
| 21 | 05/16/2025 | 23:28:33 | -68.90, 6.04 | 130.54 | 05/16/2025 | 23:28:14 | -68.88, 6.04 | 130.56 | 2.07 | 19 |
| 22 | 05/17/2025 | 00:19:18 | 68.87, 173.40 | 49.41 | 05/17/2025 | 00:18:41 | 68.88, 173.42 | 49.43 | 1.60 | 37 |
| 23 | 05/17/2025 | 01:10:02 | -68.85, -19.26 | 130.61 | 05/17/2025 | 01:09:12 | -68.83, -19.27 | 130.63 | 1.88 | 50 |
| 24 | 05/17/2025 | 02:00:47 | 68.81, 148.10 | 49.35 | 05/17/2025 | 01:59:39 | 68.83, 148.11 | 49.36 | 1.76 | 68 |
| 25 | 05/17/2025 | 02:51:27 | -68.59, -44.28 | 130.90 | 05/17/2025 | 02:50:14 | -68.57, -44.85 | 130.91 | 23.31 | 73 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 5/3/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 05/03/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C