88P/Howell (2009)

Japanese version
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Updated on January 1, 2010

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* Profile

* Pictures

* Orbital Elements

The following orbital elements are taken from MPC 56805:

Epoch 2009 Oct. 16.0 TT = JDT 2455120.5
T 2009 Oct. 12.4730 TT                                  MPC
q   1.363483             (2000.0)            P               Q
n   0.1794480      Peri.  235.9620      +0.3841793      +0.9210448
a   3.112985       Node    56.7565      -0.8198963      +0.3721693
e   0.562001       Incl.    4.3816      -0.4244718      +0.1147453
P   5.49
From 695 observations 1987-2005, mean residual 0".7.  Nongravitational
     parameters A1 = +0.39, A2 = -0.0551.

* Finding Charts

* Magnitudes Graph

        m1 = 3.5 + 5 log d + 30 log r(t - 15)

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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.