C/2015 X4 ( Elenin )

Japanese version
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Updated on May 22, 2017

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* Profile

Discovery Date December 3, 2015
Magnitude 18.2 mag
Discoverer Leonid Elenin (ISON-NM observatory near Mayhill, NM, USA)

* Pictures

* Orbital Elements

Epoch 2015 Oct. 25.0 TT = JDT 2457320.5
T 2015 Nov. 3.43459 TT                                  MPCW
q   3.3946308            (2000.0)            P               Q
n   0.01275804     Peri.  176.32177     +0.18328568     -0.85313747
a  18.1390061      Node   262.63576     +0.88890597     +0.35601041
e   0.8128546      Incl.   29.50446     +0.41982441     -0.38133062
P  77.25
From 579 observations 2015 Oct. 11-2017 Feb. 26, mean residual 0".4.

* Finding Charts

* Magnitudes Graph

        m1 = 8.5 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2017-E59.
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.