C/2021 A1 ( Leonard )

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Updated on January 12, 2021

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* Profile

Discovery Date January 3, 2021
Magnitude 19.0 mag
Discoverer Gregory J. Leonard (Mount Lemmon Survey)

* Pictures

* Orbital Elements

Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                                         
T 2022 Jan. 3.32597 TT                                  Rudenko                 
q   0.6152366            (2000.0)            P               Q                  
z  +0.0000249      Peri.  225.09575     +0.63776630     +0.29156526             
 +/-0.0000139      Node   255.89483     +0.72787449     -0.53085203             
e   0.9999847      Incl.  132.68647     -0.25189854     -0.79572974             
From 101 observations 2020 Apr. 11-2021 Jan. 9, mean residual 0".5.             

* Finding Charts

* Magnitudes Graph

        m1 = 8.5 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2021-A99.
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.