78P/Gehrels 2 (2012)

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Updated on February 21, 2012

Profile Pictures

Orbital Elements Epoch 2011 Dec. 25.0 TT = JDT 2455920.5 T 2012 Jan. 12.91111 TT MPC q 2.0085708 (2000.0) P Q n 0.13631378 Peri. 192.79658 +0.72778135 -0.68356827 a 3.7391786 Node 210.55868 +0.63842753 +0.70478867 e 0.4628310 Incl. 6.25521 +0.25048871 +0.18975605 P 7.23 From 4147 observations 1989 June 14-2011 Dec. 23, mean residual 0".6. Nongravitational parameters A1 = +0.80, A2 = -0.1274.

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 [ 0,220] (2012 Jan. 12 - 2012 Aug. 19) m1 = 2.3 + 5 log d + 23.0 log r [220, ] (2012 Aug. 19 - )

The orbital elements are published on M.P.E.C. 2011-Y19. The charts are made with StellaNavigator Ver.2.0 for Windows (AstroArts / ASCII). The magnitudes graphs are made with Comet for Windows.