C/2020 H4 (Leonard)
Basic Information of C/2020 H4 (Leonard)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 0.935889 |
| Eccentricity | 0.992608 |
| Inclination (deg) | 84.289600 |
| Longitude of ascending node (deg) | 307.521200 |
| Argument of perihelion (deg) | 116.767100 |
| Epoch | 2024-10-17T00:00:00.000 |
| Reference | , MPC orbital elements |
| Period (years) | 1424.602089 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2020-08-29T06:30:14.400 |
| Period (years) | 1424.602089 |
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 | 07:26:07.62 | -71:28:34.1 | 15.941 | 10.12 | 218.8 | HIP 35946 | 7.20 |
| 2025-11-22 | 07:25:35.60 | -71:31:43.4 | 15.946 | 10.12 | 219.8 | HIP 35946 | 5.80 |
| 2025-11-23 | 07:25:02.81 | -71:34:49.7 | 15.951 | 10.11 | 220.9 | HIP 35946 | 6.89 |
| 2025-11-24 | 07:24:29.23 | -71:37:53.0 | 15.956 | 10.10 | 221.9 | HIP 35946 | 9.66 |
| 2025-11-25 | 07:23:54.88 | -71:40:53.1 | 15.961 | 10.09 | 223.0 | HIP 35946 | 13.07 |
| 2025-11-26 | 07:23:19.77 | -71:43:50.1 | 15.966 | 10.08 | 224.0 | HIP 35946 | 16.74 |
| 2025-11-27 | 07:22:43.92 | -71:46:43.9 | 15.970 | 10.07 | 225.1 | HIP 35946 | 20.53 |
| 2025-11-28 | 07:22:07.32 | -71:49:34.3 | 15.975 | 10.06 | 226.2 | HIP 35946 | 24.37 |
| 2025-11-29 | 07:21:29.99 | -71:52:21.4 | 15.980 | 10.05 | 227.2 | HIP 35243 | 22.50 |
| 2025-11-30 | 07:20:51.95 | -71:55:05.0 | 15.985 | 10.04 | 228.3 | HIP 35422 | 18.76 |
| 2025-12-01 | 07:20:13.20 | -71:57:45.1 | 15.989 | 10.03 | 229.4 | HIP 35422 | 14.98 |
| 2025-12-02 | 07:19:33.76 | -72:00:21.7 | 15.994 | 10.02 | 230.5 | HIP 35422 | 11.42 |
| 2025-12-03 | 07:18:53.64 | -72:02:54.6 | 15.999 | 10.01 | 231.5 | HIP 35422 | 8.32 |
| 2025-12-04 | 07:18:12.85 | -72:05:23.8 | 16.003 | 10.00 | 232.6 | HIP 35422 | 6.40 |
| 2025-12-05 | 07:17:31.41 | -72:07:49.3 | 16.008 | 9.99 | 233.7 | HIP 35422 | 6.76 |
| 2025-12-06 | 07:16:49.33 | -72:10:11.0 | 16.013 | 9.98 | 234.8 | HIP 35422 | 9.12 |
| 2025-12-07 | 07:16:06.62 | -72:12:28.9 | 16.017 | 9.98 | 234.8 | HIP 35422 | 12.38 |