MPEC 2004-Y54 : COMET P/2004 WR9 (LINEAR)
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M.P.E.C. 2004-Y54 Issued 2004 Dec. 24, 15:24 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET P/2004 WR9 (LINEAR)
Observations:
PK04W09R C2004 12 09.65000 05 26 43.84 +31 33 31.6 17.0 T EY054D74
PK04W09R C2004 12 09.65694 05 26 43.68 +31 33 32.9 17.2 T EY054D74
PK04W09R C2004 12 09.66389 05 26 43.48 +31 33 33.7 17.1 T EY054D74
PK04W09R C2004 12 12.10137 05 25 38.92 +31 41 16.7 EY054204
PK04W09R C2004 12 12.10806 05 25 38.73 +31 41 17.7 EY054204
PK04W09R C2004 12 12.11587 05 25 38.50 +31 41 19.1 17.9 T EY054204
PK04W09R 2004 12 15.63542 05 24 03.55 +31 51 09.4 17.2 T EY054372
PK04W09R C2004 12 17.64020 05 23 09.60 +31 55 55.7 17.5 T EY054D83
PK04W09R C2004 12 18.59534 05 22 44.40 +31 58 00.1 EY054349
PK04W09R C2004 12 18.60116 05 22 44.21 +31 58 01.2 EY054349
PK04W09R C2004 12 18.60698 05 22 44.03 +31 58 02.1 17.4 T EY054349
PK04W09R C2004 12 18.88074 05 22 37.24 +31 58 35.0 16.8 N EY054J78
PK04W09R C2004 12 18.93053 05 22 35.62 +31 58 40.6 15.9 T EY054A41
PK04W09R C2004 12 18.94927 05 22 35.07 +31 58 42.5 EY054A41
PK04W09R C2004 12 18.96802 05 22 34.50 +31 58 45.4 18.1 T EY054A41
PK04W09R C2004 12 20.90976 05 21 44.95 +32 02 28.7 EY054048
PK04W09R C2004 12 20.91525 05 21 44.89 +32 02 27.8 EY054048
PK04W09R C2004 12 20.91745 05 21 44.81 +32 02 28.8 EY054048
PK04W09R C2004 12 20.91855 05 21 44.69 +32 02 28.0 EY054048
PK04W09R C2004 12 20.92075 05 21 44.69 +32 02 28.2 EY054048
PK04W09R C2004 12 20.92736 05 21 44.42 +32 02 30.1 EY054048
PK04W09R C2004 12 20.92846 05 21 44.44 +32 02 29.2 EY054048
Observer details:
048 Hradec Kralove. Observer M. Lehky. 0.40-m f/5 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 Newtonian
reflector + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
A41 Rezman Observatory, Kamnik. Observer R. Palcic. 0.40-m f/2.3 reflector
+ CCD.
D74 Nakagawa. Observers H. Hori, H. Maeno. 1.13-m f/6.75 reflector + CCD.
D83 Miwa. Observer Y. Ohshima. 0.25-m f/5 reflector + CCD.
J78 Murcia. Observer J. Sanchez. 0.25-m f/8.9 Schmidt-Cassegrain + CCD.
Orbital elements:
P/2004 WR9 (LINEAR)
T 2005 Jan. 11.5638 TT MPC
q 1.917333 (2000.0) P Q
n 0.0659688 Peri. 70.6670 -0.1049732 -0.9937557
a 6.066110 Node 25.4493 +0.8761928 -0.1104083
e 0.683927 Incl. 5.0490 +0.4703901 -0.0161117
P 14.9
From 170 observations 2004 Nov. 22-Dec. 20.
Ephemeris:
P/2004 WR9 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 12 21 05 21.71 +32 02.7 0.956 1.930 168.3 5.9 17.3
2004 12 31 05 18.34 +32 13.5 0.969 1.921 159.5 10.3 17.3
2005 01 10 05 17.43 +32 12.1 1.002 1.917 149.8 14.9 17.3
2005 01 20 05 19.93 +32 01.9 1.054 1.919 140.6 19.0 17.4
2005 01 30 05 26.15 +31 46.0 1.123 1.927 132.0 22.3 17.6
2005 02 09 05 35.89 +31 25.8 1.205 1.939 124.1 24.9 17.8
2005 02 19 05 48.73 +31 01.7 1.300 1.957 116.9 26.8 18.0
2005 03 01 06 04.08 +30 32.9 1.405 1.980 110.3 28.0 18.2
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-Y54
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