C/2017 S7 ( Lemmon )

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Updated on April 13, 2018

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* Profile

Discovery Date September 26, 2017
Magnitude 19.6 mag
Discoverer R. G. Matheny (Mount Lemmon survey)

* Pictures

* Orbital Elements

Epoch 2017 June 16.0 TT = JDT 2457920.5
T 2017 May 28.09449 TT                                  MPCW
q   7.6145681            (2000.0)            P               Q
z  -0.0003162      Peri.  187.76051     +0.19974827     +0.53585011
 +/-0.0000021      Node   262.78682     +0.93755093     +0.13880393
e   1.0024080      Incl.  124.21955     +0.28477864     -0.83282539
From 127 observations 2016 Dec. 18-2018 Jan. 20, mean residual 0".4.

* Magnitudes Graph

        m1 = 6.2 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2018-D91.
The magnitudes graphs are made with Comet for Windows.

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