C/2009 F4 ( McNaught )

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Updated on July 19, 2010

Profile Discovery Date March 19, 2009 Magnitude 17.8 mag Discoverer R. H. McNaught (Siding Spring) Pictures

Orbital Elements The following orbital elements are taken from MPC 68392: Epoch 2011 Dec. 25.0 TT = JDT 2455920.5 T 2011 Dec. 31.9474 TT MPC q 5.454772 (2000.0) P Q z -0.000268 Peri. 260.3868 +0.0475451 +0.6101483 +/-0.000006 Node 53.5842 +0.1628576 +0.7764252 e 1.001462 Incl. 79.3465 -0.9855034 +0.1577431 From 301 observations 2009 Mar. 19-2010 Jan. 21, mean residual 0".5.

Finding Charts

Magnitudes Graph m1 = 3.0 + 5 log d + 10.0 log r

The orbital elements are published at the MPC Ephemerides and Orbital Elements. The charts are made with StellaNavigator Ver.8 (AstroArts). The magnitudes graphs are made with Comet for Windows.