C/2017 W2 (Leonard)
Basic Information of C/2017 W2 (Leonard)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 3.940865 |
| Eccentricity | 0.710333 |
| Inclination (deg) | 98.203600 |
| Longitude of ascending node (deg) | 312.760300 |
| Argument of perihelion (deg) | 168.880200 |
| Epoch | 2023-02-25T00:00:00.000 |
| Reference | , MPC orbital elements |
| Period (years) | 50.180941 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2017-10-31T12:25:46.560 |
| Period (years) | 50.180941 |
Magnitude
Magnitude Chart Placeholder
Ephemeris
| Date (UTC) | RA (J2000) | Dec (J2000) | Δ (AU) | Motion (arcsec/hr) | Dir (deg) | Nearest HIP | Dist (arcmin) |
|---|---|---|---|---|---|---|---|
| 2025-11-21 | 23:08:42.19 | -60:49:42.2 | 15.061 | 9.24 | 336.6 | HIP 114175 | 10.54 |
| 2025-11-22 | 23:08:30.15 | -60:46:18.7 | 15.075 | 9.24 | 337.7 | HIP 114175 | 10.71 |
| 2025-11-23 | 23:08:18.68 | -60:42:53.6 | 15.089 | 9.23 | 338.8 | HIP 114175 | 12.12 |
| 2025-11-24 | 23:08:07.77 | -60:39:27.0 | 15.103 | 9.23 | 339.9 | HIP 114175 | 14.42 |
| 2025-11-25 | 23:07:57.43 | -60:35:59.1 | 15.117 | 9.22 | 341.0 | HIP 114175 | 17.25 |
| 2025-11-26 | 23:07:47.65 | -60:32:29.8 | 15.131 | 9.22 | 342.1 | HIP 114428 | 19.64 |
| 2025-11-27 | 23:07:38.42 | -60:28:59.3 | 15.145 | 9.22 | 343.1 | HIP 114428 | 21.31 |
| 2025-11-28 | 23:07:29.76 | -60:25:27.5 | 15.159 | 9.22 | 344.2 | HIP 114428 | 23.39 |
| 2025-11-29 | 23:07:21.64 | -60:21:54.7 | 15.173 | 9.22 | 345.3 | HIP 114039 | 21.31 |
| 2025-11-30 | 23:07:14.08 | -60:18:20.7 | 15.187 | 9.22 | 346.3 | HIP 114039 | 17.94 |
| 2025-12-01 | 23:07:07.06 | -60:14:45.8 | 15.200 | 9.22 | 347.4 | HIP 114039 | 14.77 |
| 2025-12-02 | 23:07:00.59 | -60:11:09.9 | 15.214 | 9.22 | 348.4 | HIP 114039 | 11.94 |
| 2025-12-03 | 23:06:54.66 | -60:07:33.2 | 15.228 | 9.22 | 349.5 | HIP 114039 | 9.76 |
| 2025-12-04 | 23:06:49.26 | -60:03:55.6 | 15.241 | 9.22 | 350.5 | HIP 114039 | 8.74 |
| 2025-12-05 | 23:06:44.39 | -60:00:17.3 | 15.255 | 9.23 | 351.5 | HIP 114039 | 9.27 |
| 2025-12-06 | 23:06:40.05 | -59:56:38.2 | 15.268 | 9.23 | 352.6 | HIP 114039 | 11.12 |
| 2025-12-07 | 23:06:36.23 | -59:52:58.5 | 15.281 | 9.23 | 352.6 | HIP 114039 | 13.78 |