Editing 3753 Cruithne (section)

== Discovery ==
Cruithne was discovered on 10 October 1986 by [[Duncan Waldron]] on a photographic plate taken with the [[UK Schmidt Telescope]] at [[Siding Spring Observatory]], [[Coonabarabran]], [[Australia]]. A 1983 [[precovery]] (1983 UH) is credited to [[Giovanni de Sanctis]] and [[Richard M. West]] of the [[European Southern Observatory]] in [[Chile]].<ref>{{cite journal |title=The Orbital Evolution of Near-Earth Asteroid 3753 |author=Wiegert, Paul A. |author2=Innanen, Kimmo |name-list-style=amp |date=June 1998 |journal=The Astronomical Journal |volume=115 |issue=6 |pages=2604–2613 |doi=10.1086/300358|bibcode = 1998AJ....115.2604W |s2cid=121795378 |doi-access=free }}</ref>

It was not until 1997 that its unusual orbit was determined by [[Paul Wiegert]] and [[Kimmo Innanen]], working at [[York University]] in [[Toronto]], and [[Seppo Mikkola]], working at the [[University of Turku]] in [[Finland]].<ref>{{cite journal |url=http://www.astro.uwo.ca/~wiegert/papers/1997Nature.387.685.pdf |archive-url=https://web.archive.org/web/20131203004924/http://www.astro.uwo.ca/~wiegert/papers/1997Nature.387.685.pdf |archive-date=2013-12-03 |url-status=live |title=An asteroidal companion to the Earth (letter) |author=Wiegert, Paul A. |journal=Nature |date=12 June 1997 |volume=387 |issue=6634 |pages=685–86 |access-date=25 November 2013 |doi=10.1038/42662|s2cid=4305272 |display-authors=etal}}</ref>