C/2009 UG89 (Lemmon)
2 june 2011
This unusual object was discovered during the Mt Lemmon Survey with the 1.5-m reflector
It was an apparently asteroidal object with a highly elliptical
orbit (e approximately 0.9) that is retrograde (i = 131 deg),
currently at Delta approximately r approximately 5 AU (with q
approximately 4.3 AU in Nov. 2010), from a 3-day arc of observation.
it has has a period of around 600 years with perihelion at 4.3 AU on 2010 November
25 may 2011
16 june 2011
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