P/2021 W2 ( Kobayashi )

Japanese version
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Updated on January 14, 2022

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* Profile

Recovery Date November 29, 2021 and January 11, 2022
Magnitude 22.0 mag and 19.9 mag
Recoverer Bok reflector at Kitt Peak, XuYi Station of Purple Mountain Observatory

* Orbital Elements

Epoch 2022 Apr. 11.0 TT = JDT 2459680.5                                         
T 2022 Mar. 29.94952 TT                                 Rudenko                 
q   2.0562328            (2000.0)            P               Q                  
n   0.03918395     Peri.  183.31805     -0.88389208     -0.45446381             
a   8.5848077      Node   328.88221     +0.43386798     -0.70861014             
e   0.7604800      Incl.   12.33950     +0.17462348     -0.53975394             
P  25.2                                                                         
From 263 observations 1997 Jan. 30-2022 Jan. 11, mean residual 0".6.            

* Magnitudes Graph

        m1 = 16.0 + 5 log d + 10.0 log r

        * Gray curve is:  m1 = 15.2 + 5 log d + 5 log r(t - 30)

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The orbital elements are published on M.P.E.C. 2022-A164.
The magnitudes graphs are made with Comet for Windows.

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