C/2017 D2 ( Barros )

Japanese version
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Updated on March 4, 2018

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* Profile

Discovery Date February 23, 2017
Magnitude 17.4 mag
Discoverer J. Barros (SONEAR Observatory at Oliveira)

* Pictures

* Orbital Elements

Epoch 2017 July 26.0 TT = JDT 2457960.5
T 2017 July 14.53212 TT                                 MPCW
q   2.4858692            (2000.0)            P               Q
z  +0.0007296      Peri.  334.33917     +0.60946190     +0.75193791
 +/-0.0000011      Node   331.04191     -0.60815192     +0.24005664
e   0.9981863      Incl.   31.26571     -0.50863291     +0.61397246
From 401 observations 2017 Feb. 23-2018 Jan. 12, mean residual 0".5.

* Finding Charts

* Magnitudes Graph

        m1 = 11.0 + 5 log d + 10.0 log r(t + 100)

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The orbital elements are published on M.P.E.C. 2018-B155.
The charts are made with StellaNavigator Ver.10 (AstroArts).
The magnitudes graphs are made with Comet for Windows.

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