361P/Spacewatch (2018)

Japanese version
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Updated on May 20, 2019

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* Profile

Designation 361P/2017 S4
Recovery Date September 24, 2017
Magnitude 18.9 mag
Recoverer Pan-STARRS 1 telescope (Haleakala)

* Pictures

* Orbital Elements

Epoch 2018 July 21.0 TT = JDT 2458320.5
T 2018 July 2.50315 TT                                  MPCW
q   2.7803071            (2000.0)            P               Q
n   0.08959260     Peri.  219.21313     +0.46919751     -0.87798846
a   4.9463853      Node   203.27710     +0.85851762     +0.47865667
e   0.4379113      Incl.   13.88245     +0.20688450     +0.00490521
P  11.00
From 356 observations 2006 Oct. 11-2019 Mar. 29, mean residual 0".5.
     Nongravitational parameters Y1 = -1.08, Y2 = +0.4173.

* Magnitudes Graph

        m1 = 6.0 + 5 log d + 20.0 log r

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The orbital elements are published on M.P.E.C. 2019-J142.
The magnitudes graphs are made with Comet for Windows.

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