5477 Holmes

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5477 Holmes
Discovery [1]
Discovered by E. F. Helin
Discovery site Palomar Obs.
Discovery date 27 October 1989
Designations
MPC designation (5477) Holmes
Named after
Robert E. Holmes
1989 UH2
main-belt (inner)
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 9388 days (25.70 yr)
Aphelion 2.0621 AU (308.49 Gm)
Perihelion 1.7724 AU (265.15 Gm)
1.9172 AU (286.81 Gm)
Eccentricity 0.075543
2.65 yr (969.65 d)
358.26°
0° 22m 16.572s / day
Inclination 22.548°
49.119°
290.27°
Earth MOID 0.840543 AU (125.7434 Gm)
Jupiter MOID 3.13612 AU (469.157 Gm)
Jupiter Tisserand parameter 3.832
Physical characteristics
2.9940 h (0.12475 d)
14.0

5477 Holmes (provisional designation: 1989 UH2) is an inner main-belt binary asteroid.It was discovered by Eleanor F. Helin at the Palomar Observatory in San Diego County, California, on October 27, 1989. It was found to be a binary asteroid from light curve observations in 2005.[2]

See also[edit]

References[edit]

  1. ^ a b "JPL Small-Body Database Browser: 5477 Holmes (1989 UH2)" (2015-06-22 last obs.). Jet Propulsion Laboratory. Retrieved 13 April 2016. 
  2. ^ Johnston, Robert. "(5477) Holmes". johnstonsarchive.net. Retrieved 28 May 2015. 

External links[edit]