C/2007 S2 ( Lemmon )

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Profile Discovery Date September 25, 2007 Magnitude 18.9 mag Discoverer Mt. Lemmon survey Pictures

Orbital Elements The following orbital elements are taken from MPC 62270: Epoch 2008 Sept. 11.0 TT = JDT 2454720.5 T 2008 Sept. 14.3098 TT MPC q 5.558745 (2000.0) P Q n 0.0221904 Peri. 210.4119 -0.8159419 -0.5162935 a 12.541783 Node 296.2520 +0.5714425 -0.6519654 e 0.556782 Incl. 16.8623 +0.0877055 -0.5553217 P 44.4 From 227 observations 2007 Sept. 25-2008 Mar. 6, mean residual 0".5.

Magnitudes Graph m1 = 7.0 + 5 log d + 10.0 log r

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