Comet C/2009 F4 (McNaught) makes its closest approach to the Earth (5.536 AU) on the 8th October, 2012.
Comet C/2009 F4 (McNaught) is at Perihelion (5.455 AU) on the 31st December, 2011.
Comet C/2009 F4 (McNaught) makes its closest approach to the Earth (5.179 AU) on the 4th June, 2011.
Orbital elements: C/2009 F4 (McNaught)Epoch 2011 Dec. 25.0 TT = JDT 2455920.5T 2011 Dec. 31.70369 TT MPCq 5.4542616 (2000.0) P Qz -0.0004127 Peri. 260.38279 +0.04731953 +0.61010151 +/-0.0001006 Node 53.58557 +0.16294980 +0.77647430e 1.0022510 Incl. 79.36035 -0.98549897 +0.15768261
Orbital elements: C/2009 F4 (McNaught)T 2012 Jan. 1.4482 TT MPCq 5.458827 (2000.0) P Q Peri. 260.3545 +0.0482865 +0.6107316 Node 53.5581 +0.1614785 +0.7761048e 1.0 Incl. 79.2586 -0.9856942 +0.1570612From 198 observations 2009 Mar. 19-May 29.
Orbital elements: C/2009 F4 (McNaught)T 2012 Jan. 1.4384 TT MPCq 5.458048 (2000.0) P Q Peri. 260.3630 +0.0484109 +0.6107342 Node 53.5578 +0.1615664 +0.7760735e 1.0 Incl. 79.2560 -0.9856737 +0.1572057From 173 observations 2009 Mar. 19-May 19.
Orbital elements: C/2009 F4 (McNaught)T 2012 Jan. 1.5009 TT MPCq 5.459174 (2000.0) P Q Peri. 260.3527 +0.0482058 +0.6107161 Node 53.5586 +0.1615032 +0.7761228e 1.0 Incl. 79.2632 -0.9856941 +0.1570328From 162 observations 2009 Mar. 19-May 17.
Orbital elements: C/2009 F4 (McNaught)T 2012 Jan. 1.5796 TT MPCq 5.460639 (2000.0) P Q Peri. 260.3392 +0.0479422 +0.6106936 Node 53.5595 +0.1614163 +0.7761863e 1.0 Incl. 79.2723 -0.9857212 +0.1568061From 142 observations 2009 Mar. 19-May 6.
Orbital elements: C/2009 F4 (McNaught)T 2012 Jan. 1.5683 TT MPCq 5.459815 (2000.0) P Q Peri. 260.3481 +0.0480726 +0.6106963 Node 53.5592 +0.1615087 +0.7761535e 1.0 Incl. 79.2696 -0.9856997 +0.1569578From 135 observations 2009 Mar. 19-May 3.
Orbital elements: C/2009 F4 (McNaught)T 2012 Jan. 1.6657 TT MPCq 5.461860 (2000.0) P Q Peri. 260.3287 +0.0477188 +0.6106703 Node 53.5604 +0.1613651 +0.7762398e 1.0 Incl. 79.2808 -0.9857405 +0.1566319From 115 observations 2009 Mar. 19-Apr. 28.