21P/Giacobini-Zinner (2018)

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Updated on November 25, 2018

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* Profile

* Pictures

* Orbital Elements

Epoch 2018 Aug. 30.0 TT = JDT 2458360.5
T 2018 Sept. 10.27808 TT                                MPCW
q   1.0128197            (2000.0)            P               Q
n   0.15064716     Peri.  172.86127     +0.98463140     -0.10353819
a   3.4980721      Node   195.39215     +0.12221394     +0.98376974
e   0.7104635      Incl.   31.99774     +0.12475883     -0.14655013
P   6.54
From 2292 observations 2005 Apr. 22-2018 Aug. 12, mean residual 0".7.
     Nongravitational parameters A1 = +0.29, A2 = -0.1248.

* Finding Charts

* Magnitudes Graph

        m1 = 9.0 + 5 log d + 20.0 log r(t + 8)

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The orbital elements are published on M.P.E.C. 2018-Q24.
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.