257P/Catalina (2013)

Japanese version
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Updated on May 7, 2015

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* Profile

Designation 257P/2012 F4
Recovery Date March 21, 2012
Magnitude 19.6 mag
Recoverer N. Howes, E. Guido, A. Tripp and Giovanni Sostero (Povoletto, Italy)

* Pictures

* Orbital Elements

Epoch 2013 May 28.0 TT = JDT 2456440.5
T 2013 June 4.43585 TT                                  MPC
q   2.1290405            (2000.0)            P               Q
n   0.13553694     Peri.  117.81370     +0.80037142     +0.57727331
a   3.7534526      Node   207.86732     -0.59469995     +0.79860363
e   0.4327781      Incl.   20.24478     +0.07574674     +0.17025794
P   7.27
From 1058 observations 2005 Apr. 17-2014 Feb. 20, mean residual 0".5.

* 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. 2014-J58.
The charts are made with StellaNavigator Ver.8 (AstroArts).
The magnitudes graphs are made with Comet for Windows.

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