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21436 Chaoyichi (provisional designation 1998 FL₁₁₆) is a background asteroid and binary system from the inner region of the asteroid belt, approximately 2 kilometers in diameter. It was discovered on 31 March 1998, by astronomers of the Lincoln Near-Earth Asteroid Research at Lincoln Laboratory's Experimental Test Site near Socorro, New Mexico, United States.

References

1. ^ "21436 Chaoyichi (1998 FL116)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 12 April 2016.
2. ^ Wm. Robert Johnston (31 December 2015). "Asteroids with Satellites". JohnstonArchive.net. Retrieved 15 January 2016.
3. Pravec, P.; Vokrouhlicky, D.; Polishook, D.; Scheeres, D.J.; et al. (2010). "Formation of asteroid pairs by rotational fission". Nature. 466 (7310): 1085–1088. arXiv:1009.2770. Bibcode:2010Natur.466.1085P. doi:10.1038/nature09315. PMID 20740010. (Lightcurve plots as supplemental data)

External links

• Asteroids with Satellites, Robert Johnston, johnstonsarchive.net
• 21436 Chaoyichi at AstDyS-2, Asteroids—Dynamic Site
  • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
• 21436 Chaoyichi at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit viewer · Orbit parameters · Physical parameters

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