C/2004 U1 ( LINEAR )

Japanese version Home page

Updated on January 21, 2006

Profile Discovery Date October 19, 2004 Magnitude 19.4 mag Discoverer Lincoln Laboratory Near-Earth Asteroid Research project Pictures

Orbital Elements The following orbital elements are taken from MPC 54823: Epoch 2004 Dec. 21.0 TT = JDT 2453360.5 T 2004 Dec. 8.7523 TT MPC q 2.659386 (2000.0) P Q z +0.000290 Peri. 20.1262 -0.1531086 +0.6965380 +/-0.000003 Node 112.5464 +0.7705425 -0.3599870 e 0.999228 Incl. 130.6234 +0.6187262 +0.6206804 From 516 observations 2004 Oct. 16-2005 Aug. 27, mean residual 0".5.

Finding Charts

Magnitudes Graph m1 = 11.2 + 5 log d + 10.0 log r [ ,-13] ( - 2004 Nov. 24) m1 = -12.5 + 5 log d + 60 log r [-13,120] (2004 Nov. 24 - 2005 Apr. 7) m1 = 12.0 + 5 log d + 7.5 log r [120, ] (2005 Apr. 7 - ) * Gray curve is: m1 = 11.2 + 5 log d + 10.0 log r

The orbital elements are published at the MPC Ephemerides and Orbital Elements. The charts are made with StellaNavigator Ver.2.0 for Windows (AstroArts / ASCII). The magnitudes graphs are made with Comet for Windows.