- 2063 Bacchus
Infobox Planet | discovery=yes | physical_characteristics = yes | bgcolour=#FFFFC0 | name=2063 Bacchus
discoverer=Charles T. Kowal
discovered=April 24 ,1977
alt_names=1977 HB
mp_category=Apollo asteroid
epoch=July 14 ,2004 (JD 2453200.5)
semimajor=161.269 Gm (1.078 AU)
perihelion=104.930 Gm (0.701 AU)
aphelion=217.608 Gm (1.455 AU)
eccentricity=0.349
period=408.825 d (1.12 a)
inclination=9.435°
asc_node=33.187°
arg_peri=55.214°
mean_anomaly=206.604°
avg_speed=27.79 km/s
dimensions=1.1×1.1×2.6 km
mass=3.3×1012 kg
density=2? g/cm³
surface_grav=0.0004 m/s²
escape_velocity=0.0008 km/s
rotation=0.6208 d (14 h 54 min) [http://www.astrosurf.com/aude-old/map_files/AstVarMAP01-2003.htm 1]
spectral_type=Q-type asteroid
abs_magnitude=17.1
albedo=0.56
single_temperature=~224 KThe Apollo, Venus- and
Mars-crosser asteroid 2063 Bacchus (pronEng|ˈbækəs "bak'-əs") was discovered onApril 24 ,1977 byCharles T. Kowal at thePalomar Observatory . In March1996 radar observations of theasteroid were conducted at theGoldstone Observatory under the direction of JPL scientistsSteven Ostro andLance Benner , allowing the construction of a model of the object [Benner, L. A. M., R. S. Hudson, S. J. Ostro, K. D. Rosema, J. D. Giorgini, D. K. Yeomans, R. F. Jurgens, D. L. Mitchell, R. Winkler, R. Rose, M. A. Slade, M. L. Thomas, and P. Pravec. Radar observations of asteroid 2063 Bacchus. Icarus 139, 309-327 (1999)] . Optical observations were conducted byPetr Pravec ,Marek Wolf , andLenka Šarounová during March and April 1996.The asteroid is about 1.1×1.1×2.6 km in size and has a bilobate shape. It is classified as a
Q-type asteroid .Its name derives from the
Roman god Bacchus.References
External links
* [http://www.space-graphics.com/asteroid_bacchus.htm Scott Hudson's Homepage: 2063 Bacchus]
*
* [http://echo.jpl.nasa.gov/ Asteroid Radar Group page]
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