18D/Perrine-Mrkos (2002)

Japanese version
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Updated on August 20, 2000

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* Profile

* Orbital Elements

Epoch 2002 Sept. 3.0 TT = JDT 2452520.5  
T 2002 Sept. 10.39279 TT                                Muraoka 
q   1.2872456            (2000.0)            P               Q
n   0.14606442     Peri.  166.64401     +0.66972702     -0.69289213
a   3.5708622      Node   240.55718     +0.65003227     +0.72092851
e   0.6395141      Incl.   17.86433     +0.35905957     -0.01275059
P   6.75
From 17 observations 1961-1968, mean residual 1".84.


Epoch 2002 Sept. 3.0 TT = JDT 2452520.5  
T 2002 Sept. 9.88889 TT                                 Muraoka 
q   1.2871999            (2000.0)            P               Q
n   0.14608910     Peri.  166.61105     +0.67013315     -0.69250182
a   3.5704600      Node   240.55661     +0.64961171     +0.72130720
e   0.6394863      Incl.   17.86399     +0.35906293     -0.01253592
P   6.75
From 18 observations 1691-(1975), mean residual 1".53.
Nongravitational
   parameters A1 = +1.22 +/- 0.28, A2 = -0.0190 +/- 0.0011.

* Finding Charts

* Magnitudes Graph

        m1 = 18.0 + 5 log d + 20.0 log r

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The orbital elements are calculated by Kenji Muraoka.
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.