257P/Catalina (2020)

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Updated on May 19, 2019

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* Profile

* Orbital Elements

Epoch 2020 Sept. 28.0 TT = JDT 2459120.5
T 2020 Sept. 10.74117 TT                                MPCW
q   2.1424405            (2000.0)            P               Q
n   0.13500350     Peri.  117.64898     +0.79759426     +0.58134488
a   3.7633334      Node   207.73791     -0.59861438     +0.79567058
e   0.4307067      Incl.   20.22177     +0.07419041     +0.17013659
P   7.30
From 1151 observations 2005 Apr. 17-2019 May 11, mean residual 0".6.
     Nongravitational parameters A1 = -0.05, A2 = -0.0285.

* Finding Charts

* Magnitudes Graph

        m1 = 11.8 + 5 log d + 10.0 log r(t + 70)

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The orbital elements are published on M.P.E.C. 2019-J142.
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.