257P/Catalina (2013)

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Updated on February 8, 2021

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)

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.