421P/McNaught (2021)

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Updated on June 27, 2021

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* Profile

Designation 421P/2020 H10
Recovery Date April 20 and 26, 2020
Magnitude 21.7 mag and 21.5 mag
Recoverer Pan-STARRS 1 telescope (Haleakala), Mt. Lemmon Survey

* Orbital Elements

Epoch 2021 Jan. 26.0 TT = JDT 2459240.5                                         
T 2021 Jan. 25.85074 TT                                 Rudenko                 
q   1.6465890            (2000.0)            P               Q                  
n   0.08610475     Peri.  259.82648     +0.69683990     +0.70262471             
a   5.0790752      Node    55.35467     -0.57025389     +0.66452463             
e   0.6758093      Incl.   10.07995     -0.43499962     +0.25441214             
P  11.4                                                                         
From 100 observations 2009 Oct. 11-2020 May 25, mean residual 0".6.             

* Magnitudes Graph

        m1 = 14.0 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2021-K101.
The magnitudes graphs are made with Comet for Windows.

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