P/1999 XN120 ( Catalina ) 2008

Japanese version
Home page
 Updated on February 2, 2011

---------------------------------------------------------------------

* Profile

* Orbital Elements

The following orbital elements are taken from MPC 54170:

Epoch 2008 Nov. 30.0 TT = JDT 2454800.5
T 2008 Nov. 12.5113 TT                                  MPC
q   3.304077             (2000.0)            P               Q
n   0.1150477      Peri.  161.6110      +0.0501268      -0.9951664
a   4.186818       Node   285.4487      +0.9049837      +0.0810255
e   0.210838       Incl.    5.0263      +0.4224830      -0.0554869
P   8.57
From 66 observations 1999 Nov. 3-2000 Mar. 18, mean residual 0".6.

* Magnitudes Graph

        m1 = 5.5 + 5 log d + 20 log r

---------------------------------------------------------------------

The orbital elements are published at the MPC Ephemerides and Orbital Elements.
The magnitudes graphs are made with Comet for Windows.

---------------------------------------------------------------------

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