138P/Shoemaker-Levy 7 (2012)

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Updated on September 11, 2013

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Orbital Elements The following orbital elements are taken from MPC 65938: Epoch 2012 June 2.0 TT = JDT 2456080.5 T 2012 June 11.7307 TT MPC q 1.700574 (2000.0) P Q n 0.1428839 Peri. 95.6223 +0.6948519 -0.7063157 a 3.623657 Node 309.4084 +0.5708437 +0.6561150 e 0.530702 Incl. 10.0833 +0.4373996 +0.2657654 P 6.90 From 75 observations 1991-2006, mean residual 0".6. Nongravitational parameters A1 = +0.05, A2 = -0.0103.

Magnitudes Graph m1 = 16.0 + 5 log d + 10.0 log r(t - 50)

The orbital elements are published at the MPC Ephemerides and Orbital Elements. The magnitudes graphs are made with Comet for Windows.