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863 Benkoela

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863 Benkoela
Discovery
Discovered byMax Wolf
Discovery siteHeidelberg
Discovery date9 February 1917
Designations
(863) Benkoela
Pronunciation/bɛŋˈklə/
1917 BH
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc99.11 yr (36199 days)
Aphelion3.2950 AU (492.92 Gm)
Perihelion3.1059 AU (464.64 Gm)
3.2004 AU (478.77 Gm)
Eccentricity0.029538
5.73 yr (2091.3 d)
52.959°
0° 10m 19.704s / day
Inclination25.418°
116.948°
95.689°
Earth MOID2.15664 AU (322.629 Gm)
Jupiter MOID1.91339 AU (286.239 Gm)
TJupiter3.042
Physical characteristics
13.53±0.75 km
8.20 h (0.342 d)
0.5952±0.070
9.02

863 Benkoela /bɛŋˈklə/ is an A-type asteroid orbiting the Sun that was discovered by German astronomer Max Wolf on 9 February 1917 from Heidelberg.

10μ radiometric data collected from Kitt Peak in 1975 gave a diameter estimate of 34 km.[2]

References

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  1. ^ Yeomans, Donald K., "863 Benkoela", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 4 May 2016.
  2. ^ Morrison, D.; Chapman, C. R. (March 1976), "Radiometric diameters for an additional 22 asteroids", Astrophysical Journal, vol. 204, pp. 934–939, Bibcode:2008mgm..conf.2594S, doi:10.1142/9789812834300_0469.
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