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M104 Sombrero Galaxy

Monday, August 8, 2011

Comet Garradd 2009 P1

Many thanks for the images from:
http://www.aerith.net/comet/catalog/2009P1/2009P1.html
I hope we can image it, starting in September, with the Pueblo High School, Tucson Arizona, and University of Mexico (CCH-Sur UNAM) Tzec Maun Teams.





Orbital Elements

Epoch 2011 Dec. 25.0 TT = JDT 2455920.5
T 2011 Dec. 23.67587 TT                                 MPC
q   1.5505337            (2000.0)            P               Q
z  -0.0006873      Peri.   90.74737     -0.16660816     -0.82691209
 +/-0.0000006      Node   325.99768     -0.58719864     +0.52078381
e   1.0010658      Incl.  106.17747     +0.79211077     +0.21213351
From 1392 observations 2009 Aug. 13-2011 July 29, mean residual 0".4.

Observations and more orbital elements
http://www.minorplanetcenter.net/iau/mpec/K11/K11O57.html