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157 Dejanira

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Discovered by  A. Borrelly
Minor planet category  Main belt
Aphelion  3.0852 AU (461.54 Gm)
Inclination  12.16°
Discoverer  Alphonse Borrelly
Asteroid group  Asteroid belt
Discovery date  1 December 1875
Observation arc  111.13 yr (40590 d)
Discovered  1 December 1875
Orbits  Sun
Discovery site  Marseille Observatory
157 Dejanira httpsuploadwikimediaorgwikipediacommonsthu
Perihelion  2.07801 AU (310.866 Gm)
Similar  149 Medusa, 188 Menippe, 167 Urda, 193 Ambrosia, 128 Nemesis

157 Dejanira is a main belt asteroid that was discovered by Alphonse Borrelly on December 1, 1875, and named after the warlike princess Deianira in Greek mythology (Δηιάνειρα in Greek). The Dejanira family of asteroids is named after it.

Photometric observations of this asteroid were made in early 2009 at the Organ Mesa Observatory in Las Cruces, New Mexico. The resulting light curve shows a synodic rotation period of 15.825 ± 0.001 hours.

References

157 Dejanira Wikipedia


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