P/2009 SK280 ( Spacewatch-Hill )

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Updated on January 22, 2012

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* Profile

Discovery Date September 25 and October 15, 2009
Magnitude 20.1 mag, 19.8 mag
Discoverer Spacewatch, R. E. Hill (Mount Lemmon Survey)

* Orbital Elements

Epoch 2009 May 9.0 TT = JDT 2454960.5
T 2009 May 24.66431 TT                                  MPC
q   4.1992123            (2000.0)            P               Q
n   0.09439947     Peri.  328.31143     +0.98328512     -0.06082265
a   4.7770122      Node    36.41459     +0.15256020     +0.78968543
e   0.1209543      Incl.   16.80370     -0.09937690     +0.61048959
P  10.4
From 85 observations 2009 Sept. 17-2011 Dec. 23, mean residual 0".5.

* Magnitudes Graph

        m1 = 10.5 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2012-B23.
The magnitudes graphs are made with Comet for Windows.

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Copyright(C) Seiichi Yoshida (comet@aerith.net). All rights reserved.