|Orbital characteristics A|
|Aphelion||5.561 AU (Q)|
|Perihelion||2.5446 AU (q)|
|Semi-major axis||4.0529 AU (a)|
|Orbital period||8.16 yr|
The comet was discovered on 19 October 2008 by the American astronomer Robert S. McMillan . In December, S. Nakano link to this comet that was observed as early as in October 2000 and gave it the tag S7 2000.