C/2017 E4 ( Lovejoy )

Japanese version
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Updated on July 10, 2017

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* Profile

Discovery Date March 9, 2017
Magnitude 15.0 mag
Discoverer Terry James Lovejoy (Birkdale, Queensland, Australia)

* Pictures

* Orbital Elements

Epoch 2017 May 7.0 TT = JDT 2457880.5
T 2017 Apr. 23.27227 TT                                 MPCW
q   0.4939432            (2000.0)            P               Q
z  -0.0029718      Peri.   87.14263     -0.01459179     +0.72911172
 +/-0.0001223      Node   223.20301     -0.44963558     +0.60643453
e   1.0014679      Incl.   88.17746     +0.89309290     +0.31722745
From 627 observations 2017 Mar. 9-Apr. 24, mean residual 1".5.

* Finding Charts

* Magnitudes Graph

        m1 = 11.5 + 5 log d + 23.5 log r          [   ,-20]  (             - 2017 Apr.  3)
        m1 = 12.5 + 5 log d + 20.0 log r(t + 30)  [-20,   ]  (2017 Apr.  3 -             )

        * Gray curve is:  m1 = 11.5 + 5 log d + 23.5 log r

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The orbital elements are published on M.P.E.C. 2017-L52.
The charts are made with StellaNavigator Ver.10 (AstroArts).
The magnitudes graphs are made with Comet for Windows.

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