244 Sita

Infobox Planet | discovery=yes | physical_characteristics = yes | bgcolour=#FFFFC0 | name=244 Sita
discoverer=Johann Palisa
discovered=October 14, 1884
alt_names=A900 UA, 1957 KT,
1976 HY, mp|1979 FL|3
mp_category=Main belt (Flora family)
epoch=30 January, 2005 (JD 2453400.5)
semimajor=325.375 Gm (2.175 AU)
perihelion=280.787 Gm (1.877 AU)
aphelion=369.964 Gm (2.473 AU)
eccentricity=0.137
period=1171.6 d (3.21 a)
inclination=2.843°
asc_node=209.099°
arg_peri=166.116°
mean_anomaly=195.234°
avg_speed=20.2 km/s
dimensions=11 km [http://www.psi.edu/pds/archive/astdata04/simps04/diamalb.tab Supplemental IRAS Minor Planet Survey] ]
mass=~2×10¹⁵ "(estimate)"
density=~2.7 g/cm³ "(estimate)" cite journal | author= G. A. Krasinsky et al| title= "Hidden Mass in the Asteroid Belt"| journal= Icarus| year= 2002| volume= 158| pages= 98| doi= 10.1006/icar.2002.6837]
surface_grav=~0.004 m/s² "(estimate)"
escape_velocity=~0.007 km/s "(estimate)"
rotation="unknown"
spectral_type=S [http://www.psi.edu//pds/resource/taxonomy.html PDS spectral class data] ]
abs_magnitude=12.2
albedo=0.194
single_temperature=~184 K
"max:" 279 K (+6°C)

244 Sita is an asteroid belonging to the Flora family in the Main Belt.

It was discovered by Johann Palisa on October 14, 1884 in Vienna.

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]