C/2012 BJ98 ( Lemmon )

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Updated on May 7, 2015

Profile Discovery Date January 26 and March 1, 2012 Magnitude 19.2 mag, 19.1 mag Discoverer Rik Hill (Mount Lemmon Survey), Alex R. Gibbs and Eric J. Christensen (Mount Lemmon Survey) Pictures

Orbital Elements Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 T 2012 Sept. 20.42527 TT MPC q 2.1565814 (2000.0) P Q n 0.01395130 Peri. 72.96870 -0.95547486 +0.29259915 a 17.0893822 Node 124.02953 -0.28519543 -0.88260120 e 0.8738058 Incl. 2.63671 -0.07570567 -0.36796856 P 70.6 From 147 observations 2011 Dec. 29-2013 Feb. 16, mean residual 0".6.

Magnitudes Graph m1 = 7.2 + 5 log d + 20.0 log r

The orbital elements are published on M.P.E.C. 2013-H38. The magnitudes graphs are made with Comet for Windows.