379 Huenna
Huenna (minor planet designation: 379 Huenna) is a large asteroid orbiting in the asteroid belt. It is part of the Themis family, and thus a C-type asteroid and consequently composed mainly of carbonaceous material.
Orbital diagram | |
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 8 January 1894 |
| Designations | |
| (379) Huenna | |
| Pronunciation | /hjuːˈɛnə/ |
Named after | Ven |
| 1894 AQ; A895 DB; A911 BA; 1948 XM | |
| Main belt (Themis) | |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 122.26 yr (44656 d) |
| Aphelion | 3.7186 AU (556.29 Gm) |
| Perihelion | 2.5540 AU (382.07 Gm) |
| 3.1363 AU (469.18 Gm) | |
| Eccentricity | 0.18567 |
| 5.55 yr (2028.7 d) | |
| 126.109° | |
| 0° 10m 38.82s / day | |
| Inclination | 1.6699° |
| 172.036° | |
| 179.961° | |
| Known satellites | 1 (5.8±1.2 km) |
| Physical characteristics | |
Mean diameter | 92.33±1.7 km (IRAS) 98±3 km |
| Mass | (3.83±0.19)×1017 kg |
Mean density | 0.9±0.1 g/cm3 1.2 g/cm3 |
| 14.141 h (0.5892 d) | |
| 0.0587±0.002 | |
| C | |
| 8.87 | |
It was discovered by Auguste Charlois on 8 January 1894 in Nice. It is the Latin name for the Swedish island of Ven, the site of two observatories. This island is where Tycho Brahe built his observatory.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.