233 Asterope

Infobox Planet | discovery=yes | physical_characteristics = yes | bgcolour=#FFFFC0 | name=233 Asterope
discoverer=A. Borrelly
discovered=May 11, 1883
alt_names="n/a"
mp_category=Main belt
epoch=30 January, 2005 (JD 2453400.5)
semimajor=397.923 Gm (2.66 AU)
perihelion=358.008 Gm (2.393 AU)
aphelion=437.839 Gm (2.927 AU)
eccentricity=0.1
period=1584.533 d (4.34 a)
inclination=7.675°
asc_node=222.121°
arg_peri=126.274°
mean_anomaly=263.357°
avg_speed=18.26 km/s
dimensions=103.0 km
mass="unknown"
density="unknown"
surface_grav="unknown"
escape_velocity="unknown"
rotation=19.70 h
spectral_type=T
abs_magnitude=8.21
albedo="0.087"
single_temperature="unknown"

233 Asterope is a quite large Main belt asteroid. It is a rare T-type asteroid and has relatively dark surface.

It was discovered by A. Borrelly on May 11, 1883 in Marseilles.

The asteroid was named after Asterope (or Sterope), one of the Pleiades.

References

* [ftp://ftp.lowell.edu/pub/elgb/astorb.html The Asteroid Orbital Elements Database]
* [http://cfa-www.harvard.edu/iau/lists/NumberedMPs.html Minor Planet Discovery Circumstances]
* [http://spiff.rit.edu/richmond/parallax/phot/LCSUMPUB.TXT Asteroid Lightcurve Data File]