C/2009 F1 ( Larson )

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Updated on March 17, 2010

Profile Discovery Date March 16, 2009 Magnitude 19.0 mag Discoverer S. M. Larson (Mt. Lemmon) Pictures

Orbital Elements The following orbital elements are taken from MPC 66204: Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2009 June 25.8905 TT MPC q 1.830634 (2000.0) P Q z +0.009468 Peri. 219.5848 -0.7476526 +0.6640683 +/-0.000154 Node 357.9500 +0.6409600 +0.7237018 e 0.982668 Incl. 171.3756 +0.1737408 +0.1878002 From 145 observations 2009 Mar. 16-May 23, mean residual 0".5.

Magnitudes Graph m1 = 15.0 + 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.