C/2021 R7 ( PanSTARRS )

Japanese version
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Updated on October 15, 2021

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* Profile

Discovery Date September 5, 2021
Magnitude 22.0 mag
Discoverer Pan-STARRS 2 telescope (Haleakala)

* Orbital Elements

Epoch 2021 Apr. 16.0 TT = JDT 2459320.5                                         
T 2021 Apr. 14.73162 TT                                 Rudenko                 
q   5.6416512            (2000.0)            P               Q                  
z  +0.0006195      Peri.  140.01346     +0.85751593     +0.51073623             
 +/-0.0001633      Node   170.13955     +0.32919741     -0.63700991             
e   0.9965051      Incl.  158.85837     +0.39534225     -0.57737932             
From 47 observations 2021 Aug. 7-Oct. 7, mean residual 0".4.                    

* Magnitudes Graph

        m1 = 10.5 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2021-T162.
The magnitudes graphs are made with Comet for Windows.

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