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Post Info TOPIC: Comet P/2011 W2 (RINNER)
Blobrana


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RE: Comet P/2011 W2 (RINNER)
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Comet P/2011 W2 (Rinner) is at Opposition (4.297 AU) in the constellation Serpens Cauda on the 22nd June 2015 

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   Mag
2015 06 20    18 03 30.5 -12 45 47   4.2975  5.2985   169.0     2.1  23.4
2015 06 21    18 02 53.8 -12 44 52   4.2970  5.2987   169.2     2.1  23.4
2015 06 22    18 02 17.0 -12 44 00   4.2969  5.2988   169.3     2.0  23.4
2015 06 23    18 01 40.2 -12 43 10   4.2970  5.2989   169.3     2.0  23.4
2015 06 24    18 01 03.5 -12 42 21   4.2974  5.2990   169.1     2.1  23.4
2015 06 25    18 00 26.8 -12 41 36   4.2982  5.2992   168.9     2.1  23.4
2015 06 26    17 59 50.1 -12 40 52   4.2992  5.2993   168.6     2.2  23.4
2015 06 27    17 59 13.6 -12 40 11   4.3005  5.2994   168.1     2.3  23.4
2015 06 28    17 58 37.1 -12 39 32   4.3021  5.2995   167.6     2.4  23.4
2015 06 29    17 58 00.8 -12 38 55   4.3041  5.2996   167.0     2.5  23.4
2015 06 30    17 57 24.7 -12 38 20   4.3063  5.2997   166.4     2.6  23.4


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Comet P/2011 W2 (Rinner) is at Opposition (3.916 AU) on the 26th May 2014



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Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   Mag
2014 05 25    16 16 02.8 -17 18 25   3.9150  4.9256   175.7     0.9  22.9
2014 05 26    16 15 24.3 -17 15 29   3.9163  4.9273   176.0     0.8  22.9
2014 05 27    16 14 45.8 -17 12 33   3.9179  4.9291   176.0     0.8  22.9
2014 05 28    16 14 07.3 -17 09 38   3.9198  4.9309   175.7     0.9  22.9
2014 05 29    16 13 29.0 -17 06 44   3.9221  4.9326   175.1     1.0  22.9
2014 05 30    16 12 50.7 -17 03 51   3.9246  4.9344   174.4     1.2  22.9
2014 05 31    16 12 12.6 -17 00 59   3.9274  4.9361   173.5     1.3  22.9


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Comet P/2011 W2 (Rinner) makes its closest approach to the Earth (1.410 AU) on the 10th January, 2012.



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Orbital elements:
    P/2011 W2 (Rinner)
T 2011 Oct. 10.61611 TT                                 MPC
q   2.3155627            (2000.0)            P               Q
n   0.09534921     Peri.  210.50411     +0.11249438     -0.97375139
a   4.7452378      Node   233.75774     +0.95400674     +0.16153178
e   0.5120239      Incl.   14.20186     +0.27787796     -0.16036122
P  10.3
From 48 observations 2011 Nov. 28-29.

MPEC 2011 - W80

Comet P/2011 W2 (RINNER) was discovered on the 28th November, 2011, by C. Rinner (Oukaimeden Observatory).
The preliminary orbital elements of the comet indicate a perihelion passage on the 10th October, 2011, at a distance of 2.3 AU from the Sun, and an orbital period of 10.3 years.



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