(38084) 1999 HB12
| Discovery | |
|---|---|
| Discovered by | Marc W. Buie, Robert L. Millis |
| Discovery date | April 18, 1999 |
| Designations | |
| MPC designation | (38084) 1999 HB12 |
| Minor planet category | TNO (2:5 resonance) |
| Orbital characteristics | |
| Aphelion | 79.895 AU |
| Perihelion | 32.563 AU |
| Semi-major axis | 56.229 AU |
| Eccentricity | 0.421 |
| Mean anomaly | 350.0° |
| Inclination | 13.1° |
| Longitude of ascending node | 166.4° |
| Argument of perihelion | 66.4° |
| Physical characteristics | |
| Dimensions | 160 km |
| Albedo | 0.09 (assumed) |
| Absolute magnitude (H) | 7.2 |
(38084) 1999 HB12, also written as (38084) 1999 HB12, is a trans-Neptunian object that resides in the Kuiper belt region of the Solar System. It was discovered on April 18, 1999 by Marc W. Buie and Robert L. Millis.
It is in a 2:5 orbital resonance with the planet Neptune.
References
- http://www.minorplanetcenter.org/iau/lists/TNOs.html
- http://www.johnstonsarchive.net/astro/tnoslist.html
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