21P/Giacobini-Zinner (2018)

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Updated on June 11, 2016

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* Profile

* Orbital Elements

Epoch 2018 Aug. 30.0 TT = JDT 2458360.5
T 2018 Sept. 10.33500 TT                                Kobayashi
q   1.0127778            (2000.0)            P               Q
n   0.15064563     Peri.  172.86147     +0.98462785     -0.10355853
a   3.4980958      Node   195.39329     +0.12223528     +0.98376758
e   0.7104774      Incl.   31.99768     +0.12476595     -0.14655028
P   6.54
From 930 observations 1998 Nov. 22-2013 Apr. 1, mean residual 0".9.
     Nongravitational parameters A1 = +0.42, A2 = -0.0985.

* Finding Charts

* Magnitudes Graph

        m1 = 8.7 + 5 log d + 18.5 log r  [ ,0]  (             - 2018 Sept.10)
        m1 = 8.8 + 5 log d + 15.0 log r  [0, ]  (2018 Sept.10 -             )

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The orbital elements are published on M.P.E.C. 2015-M77.
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.