141P/Machholz 2 (2020)

Japanese version
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Updated on April 27, 2021

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* Profile

* Pictures

* Orbital Elements

                       component A

Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                                         
T 2020 Dec. 16.27152 TT                                 Spoto                   
q   0.8079318            (2000.0)            P               Q                  
n   0.18444469     Peri.  153.54495     +0.80361348     -0.55592845             
a   3.0565062      Node   241.84888     +0.49437761     +0.82232300             
e   0.7356682      Incl.   13.94500     +0.33135502     +0.12136081             
P   5.34                                                                        
From 462 observations 2005 Feb. 27-2021 Jan. 4, mean residual 1".0.             
     Nongravitational parameters A1 = +0.36, A2 = +0.0311.                      

outer component of 2020-2021 = component D in 1999 = component H in 2015

                    Epoch = 2020 Dec. 17.0 TT
     T = 2020 Dec. 14.92239 TT        Peri. = 153.54047
     e = 0.7355572                    Node  = 241.83987 2000.0
     q = 0.8080285 AU                 Incl. =  13.94928
       a =  3.0555893 AU   n = 0.18452771   P =   5.34 years

             middle component = component I

                    Epoch = 2020 Dec. 17.0 TT
     T = 2020 Dec. 15.84335 TT        Peri. = 153.53887
     e = 0.7355697                    Node  = 241.84851 2000.0
     q = 0.8079188 AU                 Incl. =  13.94450
       a =  3.0553187 AU   n = 0.18455223   P =   5.34 years

* Finding Charts

* Magnitudes Graph

	Component A:
        m1 = 13.5 + 5 log d + 22 log r(t - 25)

	Component H:
        m1 = 18.0 + 5 log d + 22 log r(t - 25)

	Component I:
        m1 = 17.5 + 5 log d + 22 log r(t - 25)

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The orbital elements of component A are published on M.P.E.C. 2021-A190.
The orbital elements of component H and I are published on CBET 4924.
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.