(15789) 1993 SC

Infobox Planet
bgcolour=#FFFFC0
name=(15789) 1993 SC
discovery=yes
discoverer=Iwan P. Williams, Alan Fitzsimmons, and Donal O'Ceallaigh
discovered=September 17, 1993
mp_name=(15789) 1993 SC
alt_names="none"
mp_category=Plutino
epoch=(JD 20060922)
semimajor=5,893.86 Gm (39.398 AU)
perihelion=4,801.35 Gm (32.095 AU)
aphelion=6,986.23 Gm (46.7 AU)
eccentricity=0.185
period=90,322.7 d (247.29 a)
inclination=5.2 °
asc_node=354.7°
arg_peri=316°
mean_anomaly=52.7°
avg_speed=?s
physical_characteristics=yes
dimensions=363 km
mass=? kg
density=? g/cm³
surface_grav=? m/s²
escape_velocity=? km/s
sidereal_day=? d
spectral_type=?
abs_magnitude=6.9
albedo=?
single_temperature=? K

(15789) 1993 SC is a trans-Neptunian object of the plutino class. The discovery was made in 1993 at the La Palma Observatory with the Isaac Newton Telescope. Very little is known about the object.

External links

* [http://cfa-www.harvard.edu/iau/lists/TNOs.html IAU minor planet lists]
*Grundy, W. M.; Noll, K. S.; Stephens, D. C. "Diverse albedos of small trans-neptunian objects." Icarus, Volume 176, Issue 1, p. 184-191 (07/2005) [http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=2005astro.ph..2229G&db_key=PRE&high=420fc7a18605301 Abstract]
* http://www.johnstonsarchive.net/astro/tnoslist.html