78P/Gehrels 2 (2012)

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Updated on April 4, 2021

Profile Pictures

Orbital Elements Epoch 2011 Dec. 25.0 TT = JDT 2455920.5 T 2012 Jan. 12.91480 TT MPC q 2.0085797 (2000.0) P Q n 0.13631362 Peri. 192.79759 +0.72776925 -0.68358113 a 3.7391815 Node 210.55869 +0.63844005 +0.70477751 e 0.4628291 Incl. 6.25524 +0.25049198 +0.18975113 P 7.23 From 5152 observations 1996 June 18-2012 May 12, mean residual 0".6. Nongravitational parameters A1 = +0.77, A2 = -0.1244.

Finding Charts

Magnitudes Graph m1 = 1.3 + 5 log d + 31.5 log r [ , 0] ( - 2012 Jan. 12) m1 = 7.8 + 5 log d + 10.0 log r [ 0,180] (2012 Jan. 12 - 2012 July 10) m1 = 0.0 + 5 log d + 30.0 log r [180,375] (2012 July 10 - 2013 Jan. 21) m1 = 10.5 + 5 log d + 10.0 log r [375, ] (2013 Jan. 21 - )

The orbital elements are published on M.P.E.C. 2012-L04. The charts are made with StellaNavigator Ver.2.0 for Windows (AstroArts / ASCII). The magnitudes graphs are made with Comet for Windows.