C/2021 G1 (Leonard)
Basic Information of C/2021 G1 (Leonard)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 3.425670 |
| Eccentricity | 0.952883 |
| Inclination (deg) | 131.547900 |
| Longitude of ascending node (deg) | 270.705700 |
| Argument of perihelion (deg) | 107.446600 |
| Epoch | 2024-10-17T00:00:00.000 |
| Reference | , MPC orbital elements |
| Period (years) | 619.943114 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2021-07-20T23:31:55.200 |
| Period (years) | 619.943114 |
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 | 04:09:01.59 | -14:33:46.3 | 11.237 | 15.54 | 252.7 | HIP 19410 | 10.11 |
| 2025-11-22 | 04:08:37.06 | -14:35:36.9 | 11.244 | 15.50 | 253.3 | HIP 19410 | 13.49 |
| 2025-11-23 | 04:08:12.52 | -14:37:24.0 | 11.250 | 15.45 | 253.8 | HIP 19410 | 18.43 |
| 2025-11-24 | 04:07:47.98 | -14:39:07.6 | 11.257 | 15.41 | 254.3 | HIP 19410 | 23.97 |
| 2025-11-25 | 04:07:23.45 | -14:40:47.7 | 11.265 | 15.35 | 254.8 | HIP 19124 | 20.30 |
| 2025-11-26 | 04:06:58.94 | -14:42:24.2 | 11.272 | 15.30 | 255.3 | HIP 19124 | 14.22 |
| 2025-11-27 | 04:06:34.46 | -14:43:57.3 | 11.280 | 15.24 | 255.8 | HIP 19124 | 8.26 |
| 2025-11-28 | 04:06:10.02 | -14:45:26.7 | 11.288 | 15.17 | 256.3 | HIP 19124 | 2.97 |
| 2025-11-29 | 04:05:45.62 | -14:46:52.7 | 11.297 | 15.10 | 256.9 | HIP 19124 | 4.83 |
| 2025-11-30 | 04:05:21.28 | -14:48:15.1 | 11.306 | 15.03 | 257.4 | HIP 19124 | 10.52 |
| 2025-12-01 | 04:04:57.00 | -14:49:33.9 | 11.315 | 14.96 | 257.9 | HIP 19124 | 16.42 |
| 2025-12-02 | 04:04:32.79 | -14:50:49.1 | 11.324 | 14.88 | 258.4 | HIP 19124 | 22.35 |
| 2025-12-03 | 04:04:08.66 | -14:52:00.7 | 11.333 | 14.80 | 258.9 | HIP 18897 | 22.99 |
| 2025-12-04 | 04:03:44.62 | -14:53:08.8 | 11.343 | 14.71 | 259.5 | HIP 18897 | 18.51 |
| 2025-12-05 | 04:03:20.68 | -14:54:13.3 | 11.353 | 14.62 | 260.0 | HIP 18897 | 15.11 |
| 2025-12-06 | 04:02:56.84 | -14:55:14.3 | 11.364 | 14.53 | 260.5 | HIP 18897 | 13.59 |
| 2025-12-07 | 04:02:33.11 | -14:56:11.7 | 11.374 | 14.53 | 260.5 | HIP 18897 | 14.51 |