(157) Dejanira

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(157) Dejanira
Properties of the orbit ( animation )
Orbit type Middle main belt
Major semi-axis 2.58  AU
eccentricity 0.196
Perihelion - aphelion 2.074 AU - 3.086 AU
Inclination of the orbit plane 12.2 °
Length of the ascending node 62.1 °
Argument of the periapsis 46.4 °
Time of passage of the perihelion December 25, 2012
Sidereal period 4 a 52 d
Mean orbital velocity 18.4 km / s
Physical Properties
Medium diameter 19 km
Rotation period 15 h 50 min
Absolute brightness 10.6 mag
Explorer A. Borrelly
Date of discovery December 1, 1875
Another name 1978 TS 1 , A904 VB
Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items.

(157) Dejanira is a main belt asteroid discovered on December 1, 1875 by the French astronomer Alphonse Borrely at the Marseille Observatory.

The asteroid was named after Deianira , the Greek mythology after a daughter of the king of Aitolia , known for her beauty .

See also