- 54598 Bienor
Minor Planet
name=54598 Bienor
discoverer=M. W. Buie, S. D. Kern, R. L. Millis, L. H. Wasserman
discovery_date=August 27 ,2000
designations=mp|2000 CQ|243
category=Centaur
epoch=June 14 ,2006 (JD 2453900.5)
semimajor=2464.160 Gm (16.472 AU)
perihelion=1969.451 Gm (13.165 AU)
aphelion=2958.869 Gm (19.779 AU)
eccentricity=0.201
period=24418.202 d (66.85 a)
inclination=20.762°
asc_node=337.834°
arg_peri=153.272°
mean_anomaly=243.354°
speed=7.26 km/s
dimensions=207±30 kmStansberry, Grundy, Brown, Spencer, Trilling, Cruikshank, Luc Margot "Physical Properties of Kuiper Belt and Centaur Objects: Constraints from Spitzer Space Telescope" (2007) [http://arxiv.org/abs/astro-ph/0702538v1 Preprint arXiv] ]
mass=?e|? kg
density=? g/cm³
gravity=? m/s²
escape_velocity=? km/s
rotation=? d
spectral_class=?
abs_mag=7.6
albedo=0.03-0.05
temperature=~69 K54598 Bienor (pronEng|b
ɪˈjiːnɔr "bi-yee-nor," from _gr. "?") is a centaur that crosses the orbit ofUranus . It is named after Bienor, one of thecentaur s that attendedPirithous ' wedding and fought in the ensuing battle against theLapiths . He was killed byTheseus .ee also
*
Centaur (planetoid)
*Minor planet
*Solar system References
External links
* [http://hamilton.dm.unipi.it/cgi-bin/astdys/astibo?objects:Bienor;main AstDys] Orbital elements
*JPL Small Body
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