2I/Borisov

Japanese version
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Updated on December 9, 2019

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* Profile

Designation 2I/2019 Q4
Discovery Date August 30, 2019
Magnitude 17.8 mag
Discoverer Gennady Borisov (MARGO observatory near Nauchnij, Crimea)

* Pictures

* Orbital Elements

Epoch 2019 Dec. 23.0 TT = JDT 2458840.5                                         
T 2019 Dec. 8.55613 TT                                  Williams                
q   2.0065413            (2000.0)            P               Q                  
z  -1.1745214      Peri.  209.12618     -0.81469119     -0.19307414             
 +/-0.0000307      Node   308.14819     +0.56665723     -0.46538502             
e   3.3567256      Incl.   44.05261     -0.12319842     -0.86379347             
From 1906 observations 2019 Mar. 17-Nov. 17, mean residual 0".7.                

* Finding Charts

* Magnitudes Graph

        H = 12.3  G = 0.15                [    ,-110]  (             - 2019 Aug. 20)
        m1 = 10.5 + 5 log d + 10.0 log r  [-110,    ]  (2019 Aug. 20 -             )

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The orbital elements are published on M.P.E.C. 2019-W50.
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.