C/2013 A1 ( Siding Spring )

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Updated on April 25, 2015

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* Profile

Discovery Date January 3, 2013
Magnitude 18.6 mag
Discoverer Robert H. McNaught (Siding Spring)

* Pictures

* Orbital Elements

Epoch 2014 Oct. 30.0 TT = JDT 2456960.5
T 2014 Oct. 25.29916 TT                                 MPCW
q   1.3987295            (2000.0)            P               Q
z  -0.0003052      Peri.    2.42023     +0.49142038     -0.56131868
                   Node   300.97644     -0.81153514     -0.57263369
e   1.0004270      Incl.  129.04301     -0.31609608     +0.59750481
From 1776 observations 2012 Oct. 4-2014 Dec. 6, mean residual 0".6.
     Nongravitational parameters A1 = +2.15, A2 = +0.3818.

* Finding Charts

* Magnitudes Graph

        m1 = 8.8 + 5 log d +  6.0 log r(t + 40)  [  ,17]  (             - 2014 Nov. 11)
        m1 = 5.0 + 5 log d + 18.0 log r          [17,  ]  (2014 Nov. 11 -             )

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The orbital elements are published on M.P.E.C. 2014-X44.
The charts are made with StellaNavigator Ver.8 (AstroArts).
The magnitudes graphs are made with Comet for Windows.

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