1246 Chaka

1246 Chaka
Discovery [1]
Discovered by C. Jackson
Discovery site Johannesburg Obs.
Discovery date 23 July 1932
Designations
MPC designation (1246) Chaka
Named after
 Shaka (King of the Zulus)[2]
1932 OA
main-belt
Orbital characteristics [1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc 84.70 yr (30,938 days)
Aphelion 3.4324 AU
Perihelion 1.8077 AU
2.6200 AU
Eccentricity 0.3100
4.24 yr (1,549 days)
349.46°
0° 13m 56.64s / day
Inclination 16.001°
290.53°
54.883°
Physical characteristics
Dimensions 17.634±0.498[3]
18.1 km
25.462 h (1.0609 d)
0.195±0.029[3]
0.2351±0.026
10.8[1]

    1246 Chaka (1932 OA) is a main-belt asteroid discovered on July 23, 1932, by Cyril Jackson at Johannesburg Union Observatory, South Africa. The eccentric asteroid measures about 18 kilometers in diameter and has a high albedo of 0.24.[1]

    It was later named after Shaka, also Chaka or Tchaka, founder and one of the most influential monarchs of the Zulu Kingdom.[2]

    References

    1. 1 2 3 4 "JPL Small-Body Database Browser: 1246 Chaka (1932 OA)" (2017-03-18 last obs.). Jet Propulsion Laboratory. Retrieved 15 June 2017.
    2. 1 2 Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names – (1246) Chaka. Springer Berlin Heidelberg. p. 103. ISBN 978-3-540-29925-7. Retrieved 22 August 2016.
    3. 1 2 Masiero, Joseph R.; Grav, T.; Mainzer, A. K.; Nugent, C. R.; Bauer, J. M.; Stevenson, R.; et al. (August 2014). "Main-belt Asteroids with WISE/NEOWISE: Near-infrared Albedos". The Astrophysical Journal. 791 (2): 11. Bibcode:2014ApJ...791..121M. arXiv:1406.6645 Freely accessible. doi:10.1088/0004-637X/791/2/121. Retrieved 15 June 2017.
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