MPEC 2004-N09 : COMET P/2004 HC18 (LINEAR)
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M.P.E.C. 2004-N09 Issued 2004 July 2, 16:19 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 Steven and Michele Kirsch 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 HC18 (LINEAR)
Observations:
PK04H18C C2004 06 13.58499 15 08 08.67 +05 55 53.2 EN009349
PK04H18C C2004 06 13.59082 15 08 08.80 +05 55 58.4 EN009349
PK04H18C C2004 06 13.59665 15 08 08.91 +05 56 03.1 16.9 T EN009349
PK04H18C C2004 06 24.95668 15 14 27.59 +08 00 19.9 EN009A46
PK04H18C C2004 06 24.95765 15 14 27.57 +08 00 20.3 EN009A46
PK04H18C C2004 06 24.95861 15 14 27.66 +08 00 21.2 EN009A46
PK04H18C C2004 06 24.95958 15 14 27.71 +08 00 21.6 EN009A46
PK04H18C C2004 06 24.96150 15 14 27.82 +08 00 22.0 EN009A46
PK04H18C C2004 06 24.96345 15 14 27.94 +08 00 22.8 EN009A46
PK04H18C C2004 06 25.94601 15 15 10.93 +08 07 42.3 16.6 N EN009213
PK04H18C C2004 06 25.94837 15 15 10.99 +08 07 43.1 16.7 N EN009213
PK04H18C C2004 06 25.95069 15 15 11.06 +08 07 43.9 16.8 N EN009213
PK04H18C C2004 06 26.85800 15 15 52.41 +08 14 00.0 18.5 N EN009130
PK04H18C C2004 06 26.85850 15 15 52.49 +08 14 00.0 18.6 N EN009130
PK04H18C C2004 06 26.89128 15 15 53.91 +08 14 14.0 17.0 N EN009939
PK04H18C C2004 06 26.89731 15 15 54.20 +08 14 16.2 17.0 N EN009939
PK04H18C C2004 06 26.90333 15 15 54.49 +08 14 18.7 17.0 N EN009939
PK04H18C C2004 06 26.94314 15 15 56.13 +08 14 33.0 EN009A46
PK04H18C C2004 06 26.94410 15 15 56.16 +08 14 33.9 EN009A46
PK04H18C C2004 06 26.94700 15 15 56.33 +08 14 34.8 EN009A46
PK04H18C C2004 06 26.94894 15 15 56.42 +08 14 35.5 EN009A46
PK04H18C C2004 06 26.94991 15 15 56.48 +08 14 36.3 EN009A46
PK04H18C C2004 06 26.95087 15 15 56.56 +08 14 36.3 EN009A46
PK04H18C C2004 06 27.22587 15 16 09.41 +08 16 27.2 16.2 T EN009703
PK04H18C C2004 06 27.23522 15 16 09.82 +08 16 30.5 16.4 T EN009703
PK04H18C C2004 06 27.24448 15 16 10.23 +08 16 34.2 16.0 T EN009703
PK04H18C C2004 06 27.25379 15 16 10.63 +08 16 37.8 16.2 T EN009703
PK04H18C C2004 06 30.18550 15 18 34.78 +08 33 30.9 18.0 T EN009673
PK04H18C C2004 06 30.19294 15 18 35.14 +08 33 32.9 EN009673
PK04H18C C2004 06 30.19919 15 18 35.46 +08 33 35.2 EN009673
PK04H18C C2004 06 30.20382 15 18 35.65 +08 33 36.6 EN009673
Observer details:
130 Lumezzane. Observers C. Cremaschini, S. Foglia, G. Galli, W. Marinello,
M. Micheli, G. Peretto, G. Pizzetti, S. Valentini. 0.40-m f/4.5 reflector
+ CCD.
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/6.6 Schmidt-Cassegrain + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer M. Vale. 0.6-m
reflector + CCD.
703 Catalina Sky Survey. Observers S. Larson, E. Beshore, E. Christensen,
R. Hill, D. McLean. 0.68-m f/1.8 Schmidt + CCD.
939 Observatorio Rodeno. Observer J. Castellano. 0.20-m f/10
Schmidt-Cassegrain + CCD.
A46 Lelekovice. Observer K. Hornoch. 0.35-m f/4.7 reflector + CCD.
Orbital elements:
P/2004 HC18 (LINEAR)
T 2004 June 18.6713 TT MPC
q 1.711556 (2000.0) P Q
n 0.1511565 Peri. 30.8360 -0.3625946 +0.8966507
a 3.490210 Node 219.5612 -0.9155434 -0.3936429
e 0.509612 Incl. 23.5087 -0.1740845 +0.2026397
P 6.52
From 208 observations 2004 Apr. 17-June 30.
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-N09
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