1765 Wrubel

1765 Wrubel
Discovery [1]
Discovered by Indiana Asteroid Program
Discovery site Goethe Link Obs.
Discovery date 15 December 1957
Designations
MPC designation 1765 Wrubel
Named after
 Marshal Henry Wrubel[2]
1957 XB · 1938 JB
1945 VA · 1949 HK1
1951 XB1 · 1955 KQ
1966 KA · A906 XA
A917 XA
main-belt
Orbital characteristics [1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 98.29 yr (35900 days)
Aphelion 3.7393 AU (559.39 Gm)
Perihelion 2.6196 AU (391.89 Gm)
3.1794 AU (475.63 Gm)
Eccentricity 0.17608
5.67 yr (2070.7 d)
210.49°
0° 10m 25.86s / day
Inclination 19.918°
70.284°
264.66°
Earth MOID 1.70068 AU (254.418 Gm)
Jupiter MOID 1.86226 AU (278.590 Gm)
Jupiter Tisserand parameter 3.083
Physical characteristics
Dimensions 42.3 km
Mean radius
 21.165 ± 2.35 km
5.260 h (0.2192 d)
0.1061 ± 0.028
BV = 0.750 mag
UB = 0.270 mag
Tholen = Dx
9.92

    1765 Wrubel, provisionally designated 1957 XB, is a main-belt asteroid, discovered on December 15, 1957 by the Indiana Asteroid Program at Goethe Link Observatory in the U.S. state of Indiana.[1] It measures about 42 kilometers in diameter and has a rare Dx-spectral type (Tholen).[1]

    The asteroid is named in honor of Marshal Henry Wrubel, professor and faculty member at Indiana University. He was co-founder of the Indiana University Research Computing Center and a pioneer in the use of high speed computers for astrophysical computations.[2]

    References

    1. 1 2 3 4 "JPL Small-Body Database Browser: 1765 Wrubel (1957 XB)" (2015-05-02 last obs.). Jet Propulsion Laboratory. Retrieved 20 April 2016.
    2. 1 2 Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names – (1765) Wrubel. Springer Berlin Heidelberg. p. 141. ISBN 978-3-540-29925-7. Retrieved October 2015.

    External links


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