P/2007 S1 ( Zhao )

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Total 6,336 html files since Dec. 4, 1995 Updated on April 3, 2008

Profile Discovery Date September 17, 2007 Magnitude 18.2 mag Discoverer Haibin Zhao (Purple Mountain Observatory)

Orbital Elements T 2007 Dec. 6.7033 TT MPC q 2.494380 (2000.0) P Q n 0.1331371 Peri. 245.3891 +0.8878987 -0.4554795 a 3.798423 Node 141.6164 +0.4506868 +0.8330536 e 0.343312 Incl. 5.9725 +0.0922890 +0.3139429 P 7.40 From 68 observations 2007 Sept. 8-Oct. 16.

Magnitudes Graph m1 = 13.0 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2007-U64. The magnitudes graphs are made with Comet for Windows.