C/2013 A1 ( Siding Spring )

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Updated on May 16, 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. 25.30094 TT                                 MPCW
q   1.3987172            (2000.0)            P               Q
z  -0.0002745      Peri.    2.42179     +0.49140906     -0.56132827
                   Node   300.97670     -0.81154873     -0.57261340
e   1.0003840      Incl.  129.04279     -0.31607877     +0.59751525
From 2481 observations 2012 Oct. 4-2015 May 11, mean residual 0".6.
     Nongravitational parameters A1 = +1.93, A2 = -0.3991.

* 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. 2015-J41.
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.