123P/West-Hartley (2011)

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Updated on February 10, 2013

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* Profile

* Pictures

* Orbital Elements

Epoch 2011 July 18.0 TT = JDT 2455760.5
T 2011 July 4.47073 TT                                  MPC
q   2.1289006            (2000.0)            P               Q
n   0.13000400     Peri.  102.82300     -0.83564398     -0.51446485
a   3.8592086      Node    46.59925     +0.34206463     -0.76152083
e   0.4483582      Incl.   15.35706     +0.42975682     -0.39422322
P   7.58
From 2235 observations 1989 Mar. 14-2012 Apr. 29, mean residual 0".8.
     Nongravitational parameters A1 = +0.17, A2 = +0.0037.

* Finding Charts

* Magnitudes Graph

        m1 = 6.4 + 5 log d + 22.0 log r(t - 24)

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The orbital elements are published on M.P.E.C. 2012-J16.
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.