1187 Afra

1187 Afra
Discovery [1]
Discovered by K. Reinmuth
Discovery site Heidelberg Obs.
Discovery date 6 December 1929
Designations
MPC designation 1187 Afra
Named after
 unknown[2]
1929 XC
main-belt
Orbital characteristics [1]
Epoch 27 June 2015 (JD 2457200.5)
Uncertainty parameter 0
Observation arc 85.03 yr (31,056 days)
Aphelion 3.2240 AU
Perihelion 2.0574 AU
2.6407 AU
Eccentricity 0.2208
4.29 yr (1567.4 days)
359.53°
Inclination 10.717°
327.41°
74.052°
Earth MOID 1.0952 AU
Physical characteristics
Dimensions 31.83 km
14.0701 h
14.09±0.02 h[3]
0.0527
SMASS = X
11.4

    1187 Afra, provisional designation 1929 XC, is a main-belt asteroid discovered on December 6, 1929, by Karl Reinmuth at Heidelberg Observatory, Germany. The X-type asteroid measures about 32 kilometers in diameter.[1]

    The light curve of 1187 Afra shows a periodicity of 14.09 ± 0.02 hours, during which time the brightness of the object varies by 0.40±0.02 in magnitude.[3]

    It is not known to what person, group of persons, or occurrence the name "Afra" refers to.[2]

    References

    1. 1 2 3 "JPL Small-Body Database Browser: 1187 Afra (1929 XC)" (2014-12-16 last obs.). Jet Propulsion Laboratory. Retrieved October 2015.
    2. 1 2 Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names – (1187) Afra. Springer Berlin Heidelberg. p. 100. ISBN 978-3-540-29925-7. Retrieved October 2015.
    3. 1 2 Menke, John; et al. (October 2008), "Asteroid Lightcurve Analysis at Menke Observatory", The Minor Planet Bulletin (Minor Planets Section of the Association of Lunar and Planetary Observers) 35 (4): 155–160, Bibcode:2008MPBu...35..155M

    External links


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