C/1961 R1 (Humason)
Basic Information of C/1961 R1 (Humason)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 2.196558 |
| Eccentricity | 0.988482 |
| Inclination (deg) | 153.747500 |
| Longitude of ascending node (deg) | 156.123900 |
| Argument of perihelion (deg) | 234.160000 |
| Epoch | 2023-02-25T00:00:00.000 |
| Reference | , MPC orbital elements |
| Period (years) | 2633.591438 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 1962-12-22T16:42:23.040 |
| Period (years) | 2633.591438 |
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 | 08:34:59.66 | +34:55:03.4 | 82.113 | 1.00 | 312.1 | HIP 42230 | 20.84 |
| 2025-11-22 | 08:34:58.22 | +34:55:19.4 | 82.100 | 1.02 | 311.2 | HIP 42230 | 21.19 |
| 2025-11-23 | 08:34:56.72 | +34:55:35.5 | 82.088 | 1.04 | 310.3 | HIP 42230 | 21.56 |
| 2025-11-24 | 08:34:55.17 | +34:55:51.8 | 82.076 | 1.07 | 309.4 | HIP 42230 | 21.95 |
| 2025-11-25 | 08:34:53.56 | +34:56:08.0 | 82.064 | 1.09 | 308.6 | HIP 42230 | 22.34 |
| 2025-11-26 | 08:34:51.89 | +34:56:24.4 | 82.052 | 1.12 | 307.9 | HIP 42230 | 22.75 |
| 2025-11-27 | 08:34:50.17 | +34:56:40.8 | 82.040 | 1.14 | 307.1 | HIP 42230 | 23.17 |
| 2025-11-28 | 08:34:48.40 | +34:56:57.3 | 82.028 | 1.16 | 306.4 | HIP 42230 | 23.60 |
| 2025-11-29 | 08:34:46.58 | +34:57:13.9 | 82.017 | 1.18 | 305.7 | HIP 42230 | 24.04 |
| 2025-11-30 | 08:34:44.70 | +34:57:30.4 | 82.005 | 1.21 | 305.0 | HIP 42230 | 24.50 |
| 2025-12-01 | 08:34:42.77 | +34:57:47.1 | 81.994 | 1.23 | 304.4 | HIP 42230 | 24.96 |
| 2025-12-02 | 08:34:40.79 | +34:58:03.8 | 81.983 | 1.25 | 303.8 | HIP 42230 | 25.44 |
| 2025-12-03 | 08:34:38.76 | +34:58:20.5 | 81.972 | 1.27 | 303.2 | HIP 42230 | 25.92 |
| 2025-12-04 | 08:34:36.67 | +34:58:37.2 | 81.962 | 1.30 | 302.6 | HIP 42230 | 26.42 |
| 2025-12-05 | 08:34:34.54 | +34:58:54.0 | 81.951 | 1.32 | 302.1 | HIP 42230 | 26.92 |
| 2025-12-06 | 08:34:32.36 | +34:59:10.8 | 81.941 | 1.34 | 301.5 | HIP 42230 | 27.44 |
| 2025-12-07 | 08:34:30.13 | +34:59:27.6 | 81.931 | 1.34 | 301.5 | HIP 42230 | 27.97 |