257P/Catalina (2020)

Japanese version
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 Updated on January 20, 2022

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* Profile

* Pictures

* Orbital Elements

Epoch 2021 July 5.0 TT = JDT 2459400.5
T 2020 Sept. 10.72847 TT                                Rudenko
q   2.1426055            (2000.0)            P               Q
n   0.13508180     Peri.  117.65514     +0.79761908     +0.58131369
a   3.7618790      Node   207.73411     -0.59857919     +0.79570057
e   0.4304427      Incl.   20.22308     +0.07420752     +0.17010288
P   7.30
From 2145 observations 2005 Apr. 17-2021 Sept. 2, mean residual 0".6.
     Nongravitational parameters A1 = -0.14, A2 = -0.0301.

* Finding Charts

* Magnitudes Graph

        m1 = 12.5 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2021-S45.
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.