Comet C/2010 R1 (LINEAR) is at Opposition (5.109 AU) on the 5th April, 2013.
Ephemeris
Date TT R. A. (2000) Decl. Delta r Elong. Phase Mag 2013 04 04 13 19 54.9 +07 46 52 5.1068 6.0782 164.9 2.4 17.4 2013 04 05 13 18 46.1 +07 51 43 5.1090 6.0809 165.0 2.4 17.4 2013 04 06 13 17 37.2 +07 56 31 5.1115 6.0836 165.0 2.4 17.4 2013 04 07 13 16 28.3 +08 01 14 5.1144 6.0864 164.9 2.5 17.4 2013 04 08 13 15 19.4 +08 05 54 5.1178 6.0891 164.6 2.5 17.4 2013 04 09 13 14 10.6 +08 10 29 5.1215 6.0918 164.3 2.5 17.4 2013 04 10 13 13 01.8 +08 15 00 5.1257 6.0946 163.9 2.6 17.4 2013 04 11 13 11 53.1 +08 19 26 5.1303 6.0973 163.4 2.7 17.4 2013 04 12 13 10 44.5 +08 23 48 5.1353 6.1001 162.8 2.8 17.4 2013 04 13 13 09 36.1 +08 28 05 5.1407 6.1029 162.1 2.9 17.4 2013 04 14 13 08 27.9 +08 32 18 5.1465 6.1056 161.4 3.0 17.4 2013 04 15 13 07 19.8 +08 36 25 5.1528 6.1084 160.7 3.1 17.4 2013 04 16 13 06 12.1 +08 40 27 5.1594 6.1112 159.8 3.2 17.4 2013 04 17 13 05 04.5 +08 44 24 5.1664 6.1140 159.0 3.4 17.4 2013 04 18 13 03 57.3 +08 48 16 5.1738 6.1168 158.1 3.5 17.4 2013 04 19 13 02 50.3 +08 52 03 5.1816 6.1196 157.2 3.7 17.4 2013 04 20 13 01 43.7 +08 55 44 5.1898 6.1224 156.2 3.8 17.4
Comet C/2010 R1 (LINEAR) makes its closest approach to the Earth (5.102 AU) on the 30th March, 2013.
Comet C/2010 R1 (LINEAR) makes its closest approach to the Earth (4.694 AU) on the 10th May, 2012.
Comet C/2010 R1 (LINEAR) makes its closest approach to the Earth (5.224 AU) om the 22nd June, 2011.
Date TT R. A. (2000) Decl. Delta r Elong. Phase Mag2011 06 22 17 28 10.3 +03 54 56 5.1982 6.1108 151.5 4.5 17.42011 06 23 17 27 00.8 +03 55 38 5.1982 6.1081 151.1 4.6 17.4
Orbital elements: C/2010 R1 (LINEAR) T 2011 Nov. 28.457 TT MPC q 6.66247 (2000.0) P Q Peri. 96.009 -0.324533 -0.941276 Node 345.949 -0.945856 +0.323556 e 1.0 Incl. 157.437 +0.005824 +0.096497 From 35 observations 2010 Sept. 4-12.
MPEC 2010 - R99