C/2008 A1 ( McNaught )

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Updated on March 27, 2010

Profile Discovery Date January 10, 2008 Magnitude 15.2 mag Discoverer R. H. McNaught (Siding Spring Observatory) Pictures

Orbital Elements The following orbital elements are taken from MPC 65935: Epoch 2008 Sept. 11.0 TT = JDT 2454720.5 T 2008 Sept. 29.1270 TT MPC q 1.073068 (2000.0) P Q z -0.000202 Peri. 348.4766 +0.1087363 +0.1532613 Node 277.8836 -0.8149596 -0.5520300 e 1.000217 Incl. 82.5492 -0.5692251 +0.8196181 From 827 observations 2008 Jan. 10-2009 May 1, mean residual 0".6. Nongravitational parameters A1 = +5.06, A2 = +0.6769.

Finding Charts

Magnitudes Graph m1 = 5.5 + 5 log d + 10.0 log r [ ,110] ( - 2009 Jan. 17) m1 = 4.0 + 5 log d + 15.0 log r [110, ] (2009 Jan. 17 - )

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.