C/2005 A1 ( LINEAR )

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Updated on January 21, 2006

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* Profile

Discovery Date January 13, 2005
Magnitude 15.4 mag
Discoverer Lincoln Laboratory Near-Earth Asteroid Research project

* Pictures

* Orbital Elements

The following orbital elements are taken from MPC 54364:

Epoch 2005 Apr. 20.0 TT = JDT 2453480.5
T 2005 Apr. 10.2253 TT                                  MPC
q   0.906885             (2000.0)            P               Q
z  -0.000666       Peri.  271.8646      +0.0136396      +0.9974749
 +/-0.000004       Node   355.8599      +0.1431939      -0.0709349
e   1.000604       Incl.   74.8865      -0.9896007      +0.0034840
From 221 observations 2004 Dec. 9-2005 June 18, mean residual 0".6.

* Finding Charts

* Magnitudes Graph

        m1 = 8.2 + 5 log d + 12.5 log r  [   ,  0]  (             - 2005 Apr. 10)
        m1 = 8.0 + 5 log d +  8.5 log r  [  0,120]  (2005 Apr. 10 - 2005 Aug.  8)
        m1 = 6.2 + 5 log d + 14.0 log r  [120,   ]  (2005 Aug.  8 -             )

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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.

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Copyright(C) Seiichi Yoshida (comet@aerith.net). All rights reserved.