21P/Giacobini-Zinner (2018)

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Updated on August 17, 2018

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* Profile

* Pictures

* Orbital Elements

Epoch 2018 Aug. 30.0 TT = JDT 2458360.5
T 2018 Sept. 10.27862 TT                                MPCW
q   1.0127805            (2000.0)            P               Q
n   0.15064517     Peri.  172.86309     +0.98462516     -0.10358478
a   3.4981029      Node   195.39319     +0.12226163     +0.98376408
e   0.7104772      Incl.   31.99776     +0.12476136     -0.14655518
P   6.54
From 827 observations 2004 June 21-2018 Apr. 25, mean residual 0".8.
     Nongravitational parameters A1 = +0.18, A2 = -0.1254.

* 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. 2018-H105.
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.