661 Cloelia

Summary

661 Cloelia is a minor planet orbiting the Sun that was discovered by American astronomer Joel Hastings Metcalf on February 22, 1908.

661 Cloelia
Discovery
Discovered byJoel Hastings Metcalf
Discovery siteTaunton, Massachusetts
Discovery date22 February 1908
Designations
(661) Cloelia
Pronunciation/ˈklliə/[1]
1908 CL
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc97.95 yr (35777 d)
Aphelion3.1190 AU (466.60 Gm)
Perihelion2.9143 AU (435.97 Gm)
3.0166 AU (451.28 Gm)
Eccentricity0.033930
5.24 yr (1913.7 d)
248.593°
0° 11m 17.232s / day
Inclination9.2315°
335.823°
181.133°
Physical characteristics
Mean radius
24.025±0.75 km
5.536 h (0.2307 d)
0.1076±0.007
9.6

Cloelia is a member of the dynamic Eos family of asteroids that most likely formed as the result of a collisional breakup of a parent body.[3]

The planet is named after the Ancient Roman woman Cloelia.[4] The name may have been inspired by the asteroid's provisional designation 1908 CL.

References edit

  1. ^ Noah Webster (1884) A Practical Dictionary of the English Language
  2. ^ Yeomans, Donald K., "661 Cloelia", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 5 May 2016.
  3. ^ Veeder, G. J.; et al. (March 1995), "Eos, Koronis, and Maria family asteroids: Infrared (JHK) photometry" (PDF), Icarus, vol. 114, pp. 186–196, Bibcode:1995Icar..114..186V, CiteSeerX 10.1.1.31.2739, doi:10.1006/icar.1995.1053.
  4. ^ Schmadel, Lutz D. (2013). Dictionary of Minor Planet Names. Springer Science & Business Media. p. 103. ISBN 9783662028049.

External links edit

  • 661 Cloelia at AstDyS-2, Asteroids—Dynamic Site
    • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
  • 661 Cloelia at the JPL Small-Body Database  
    • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters