Orbital elements: C/2009 K2 (Catalina)T 2010 Feb. 7.574 TT MPCq 3.24492 (2000.0) P Q Peri. 147.755 +0.295648 +0.573233 Node 123.773 -0.947221 +0.072108e 1.0 Incl. 66.829 +0.123954 -0.816213From 174 observations 2009 May 18-June 9.
Orbital elements: C/2009 K2 (Catalina)T 2010 Feb. 7.466 TT MPCq 3.24416 (2000.0) P Q Peri. 147.750 +0.295706 +0.573338 Node 123.781 -0.947196 +0.072141e 1.0 Incl. 66.825 +0.124008 -0.816137From 157 observations 2009 May 18-June 2.
Orbital elements: C/2009 K2 (Catalina)T 2010 Feb. 7.608 TT MPCq 3.24439 (2000.0) P Q Peri. 147.770 +0.295779 +0.573146 Node 123.771 -0.947210 +0.072357e 1.0 Incl. 66.828 +0.123721 -0.816252From 107 observations 2009 May 18-26.
Orbital elements: C/2009 K2 (Catalina)T 2010 Feb. 6.746 TT MPCq 3.24122 (2000.0) P Q Peri. 147.693 +0.295394 +0.573988 Node 123.810 -0.947192 +0.071548e 1.0 Incl. 66.805 +0.124776 -0.815732From 60 observations 2009 May 18-21.
Orbital elements: C/2009 K2 (Catalina)T 2010 Aug. 18.870 TT MPCq 3.83854 (2000.0) P Q Peri. 162.060 +0.274302 +0.405935 Node 112.706 -0.956688 +0.207112e 1.0 Incl. 70.910 -0.097506 -0.890125From 37 observations 2009 May 18-19.