C/2018 EF9 ( Lemmon )

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Updated on June 18, 2018

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* Profile

Discovery Date March 9, 2018
Magnitude 20.7 mag
Discoverer A. R. Gibbs (Mount Lemmon)

* Pictures

* Orbital Elements

Epoch 2018 June 11.0 TT = JDT 2458280.5
T 2018 May 23.08772 TT                                  MPCW
q   1.5570278            (2000.0)            P               Q
z  +0.0009547      Peri.   72.59104     -0.30804919     +0.94264994
 +/-0.0002108      Node   172.58426     -0.42259717     -0.25660882
e   0.9985134      Incl.   84.70671     +0.85235986     +0.21345490
From 98 observations 2018 Mar. 9-Apr. 14, mean residual 0".5.

* Finding Charts

* Magnitudes Graph

        m1 =  17.0 + 5 log d +  10.0 log r  [   ,-31]  (             - 2018 Apr. 22)
        m1 = -81   + 5 log d + 480   log r  [-31, 31]  (2018 Apr. 22 - 2018 June 23)
        m1 =  17.0 + 5 log d +  10.0 log r  [ 31,   ]  (2018 June 23 -             )

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The orbital elements are published on M.P.E.C. 2018-H55.
The magnitudes graphs are made with Comet for Windows.

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