423P/Lemmon (2021)

Japanese version
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Updated on January 20, 2022

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* Profile

Designation 423P/2021 A12
Recovery Date January 9, 2021
Magnitude 22.5 mag
Recoverer Gemini Multi-Object Spectrograph (GMOS) (Mauna Kea)

* Orbital Elements

Epoch 2021 Sept. 23.0 TT = JDT 2459480.5                                        
T 2021 Sept. 20.01229 TT                                Rudenko                 
q   5.4210049            (2000.0)            P               Q                  
n   0.06440664     Peri.   80.40782     -0.39655866     -0.91454121             
a   6.1638059      Node    33.31385     +0.77502617     -0.38007201             
e   0.1205101      Incl.    8.34618     +0.49201185     -0.13841839             
P  15.3                                                                         
From 74 observations 2008 Feb. 8-2021 Jan. 15, mean residual 0".5.              

* Magnitudes Graph

        H = 15.5  G = 0.15

        * Gray curve is:  H = 12.0  G = 0.15

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The orbital elements are published on M.P.E.C. 2021-M89.
The magnitudes graphs are made with Comet for Windows.

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