C/2009 UG89 ( Lemmon )

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Updated on April 6, 2013

Profile Discovery Date October 22, 2009 Magnitude 20.2 mag Discoverer A. D. Grauer (Mt. Lemmon Survey) Pictures

Orbital Elements Epoch 2010 Dec. 30.0 TT = JDT 2455560.5 T 2010 Dec. 16.27113 TT MPC q 3.9311657 (2000.0) P Q z -0.0020493 Peri. 60.65395 +0.02763020 -0.87612616 +/-0.0000005 Node 321.00846 -0.94852654 +0.12897900 e 1.0080560 Incl. 130.10048 +0.31549005 +0.46450766 From 884 observations 2009 Oct. 22-2012 Apr. 27, mean residual 0".5.

Finding Charts

Magnitudes Graph m1 = 3.7 + 5 log d + 17.0 log r(t - 60)

The orbital elements are published on M.P.E.C. 2013-B90. The charts are made with StellaNavigator Ver.8 (AstroArts). The magnitudes graphs are made with Comet for Windows.