21P/Giacobini-Zinner (2005)

Japanese version
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 Updated on March 18, 2012

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* Profile

* Pictures

* Orbital Elements

Epoch 2005 July 9.0 TT = JDT 2453560.5
T 2005 July 2.76021 TT                                  MPC
q   1.0379210            (2000.0)            P               Q
n   0.14882360     Peri.  172.54267     +0.98514889     -0.09906559
a   3.5265889      Node   195.42945     +0.11727524     +0.98479425
e   0.7056870      Incl.   31.81117     +0.12541209     -0.14271050
P   6.62
From 1204 observations 1998 Jan. 20-2012 Feb. 29, mean residual 0".8.
     Nongravitational parameters A1 = +0.13, A2 = -0.0982.

* Finding Charts

* Magnitudes Graph

        m1 = 8.7 + 5 log d + 18.5 log r

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The orbital elements are published on M.P.E.C. 2012-F11.
The charts are made with StellaNavigator Ver.2.0 for Windows (AstroArts / ASCII).
The magnitudes graphs are made with Comet for Windows.

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