C/2017 S7 ( Lemmon )

Japanese version
Home page
Updated on November 7, 2017

---------------------------------------------------------------------

* 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 27.92836 TT                                  MPCW
q   7.6141487            (2000.0)            P               Q
z  -0.0002752      Peri.  187.74976     +0.19964863     +0.53590613
 +/-0.0000199      Node   262.78691     +0.93752419     +0.13897361
e   1.0020955      Incl.  124.22083     +0.28493653     -0.83276104
From 63 observations 2016 Dec. 18-2017 Oct. 7, mean residual 0".4.

* Magnitudes Graph

        m1 = 6.5 + 5 log d + 10.0 log r

---------------------------------------------------------------------

The orbital elements are published on M.P.E.C. 2017-T38.
The magnitudes graphs are made with Comet for Windows.

---------------------------------------------------------------------

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