MPEC 2009-S80 : COMET C/2009 O4 (HILL)
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M.P.E.C. 2009-S80 Issued 2009 Sept. 24, 15:11 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET C/2009 O4 (HILL)
Observations:
CK09O040 C2009 09 13.61946 23 55 18.91 -15 18 05.2 ES080D25
CK09O040 C2009 09 13.62062 23 55 18.83 -15 18 08.2 ES080D25
CK09O040 C2009 09 13.62179 23 55 18.72 -15 18 10.8 15.1 T ES080D25
CK09O040 C2009 09 13.68846 23 55 12.77 -15 20 49.1 15.0 T ES080349
CK09O040 C2009 09 13.69027 23 55 12.62 -15 20 53.4 ES080349
CK09O040 C2009 09 13.69207 23 55 12.44 -15 20 57.9 ES080349
CK09O040 C2009 09 19.01052 23 47 20.35 -18 44 31.9 15.8 N ES080212
CK09O040 C2009 09 19.01205 23 47 20.20 -18 44 35.1 15.8 N ES080212
CK09O040 C2009 09 19.01509 23 47 19.92 -18 44 42.1 15.8 N ES080212
CK09O040 C2009 09 19.59807 23 46 26.67 -19 06 48.3 ES080352
CK09O040 C2009 09 19.60154 23 46 26.43 -19 06 56.4 ES080352
CK09O040 C2009 09 19.60501 23 46 26.11 -19 07 03.2 ES080352
CK09O040 C2009 09 19.62739 23 46 23.92 -19 07 53.5 15.9 N ES080900
CK09O040 C2009 09 19.62989 23 46 23.77 -19 07 59.3 ES080900
CK09O040 C2009 09 19.92713 23 45 56.55 -19 19 14.4 15.7 N ES080235
CK09O040 C2009 09 20.01001 23 45 48.82 -19 22 22.7 ES080204
CK09O040 C2009 09 20.02259 23 45 47.62 -19 22 50.7 15.8 N ES080204
CK09O040 C2009 09 20.12718 23 45 38.16 -19 26 43.1 ES080I21
CK09O040 C2009 09 20.14475 23 45 36.45 -19 27 21.6 ES080I21
CK09O040 C2009 09 20.70351 23 44 44.84 -19 48 25.0 14.8 T ES080D90
CK09O040 C2009 09 20.70560 23 44 44.63 -19 48 29.7 ES080D90
CK09O040 C2009 09 20.70769 23 44 44.43 -19 48 34.6 ES080D90
CK09O040 C2009 09 21.94074 23 42 50.27 -20 34 51.3 15.8 N ES080585
CK09O040 C2009 09 21.94339 23 42 50.01 -20 34 57.9 15.8 N ES080585
CK09O040 C2009 09 21.94613 23 42 49.75 -20 35 03.8 15.8 N ES080585
CK09O040 C2009 09 21.94836 23 42 49.52 -20 35 09.4 15.9 N ES080585
CK09O040 C2009 09 21.94936 23 42 49.48 -20 35 11.0 16.0 N ES080585
CK09O040 C2009 09 21.95036 23 42 49.40 -20 35 13.3 15.9 N ES080585
CK09O040 C2009 09 21.95137 23 42 49.30 -20 35 15.9 15.9 N ES080585
CK09O040 C2009 09 21.95237 23 42 49.20 -20 35 17.4 15.8 N ES080585
CK09O040 C2009 09 21.95486 23 42 48.93 -20 35 23.6 15.9 N ES080585
CK09O040 C2009 09 21.95688 23 42 48.76 -20 35 27.4 15.9 N ES080585
CK09O040 C2009 09 21.96111 23 42 48.33 -20 35 37.8 15.9 N ES080585
CK09O040 C2009 09 21.96211 23 42 48.24 -20 35 38.9 15.8 N ES080585
CK09O040 C2009 09 22.01185 23 42 43.73 -20 37 30.9 15.7 N ES080945
CK09O040 C2009 09 22.01340 23 42 43.49 -20 37 34.3 15.7 N ES080945
CK09O040 C2009 09 22.02130 23 42 42.76 -20 37 52.4 15.8 N ES080945
CK09O040 C2009 09 22.02463 23 42 42.45 -20 37 59.9 15.8 N ES080945
CK09O040 C2009 09 22.54400 23 41 54.00 -20 57 11.4 17.3 N ES080474
CK09O040 C2009 09 22.54632 23 41 53.82 -20 57 17.3 17.0 N ES080474
CK09O040 C2009 09 22.54941 23 41 53.51 -20 57 24.0 16.9 N ES080474
CK09O040 C2009 09 24.26752 23 39 12.60 -22 00 49.2 ES080703
CK09O040 C2009 09 24.27316 23 39 12.09 -22 01 01.7 ES080703
CK09O040 C2009 09 24.27880 23 39 11.49 -22 01 13.8 15.5 T ES080703
CK09O040 C2009 09 24.28435 23 39 10.95 -22 01 26.0 ES080703
Observer details:
204 Schiaparelli Observatory. Observer F. Luppi. Measurer L. Buzzi. 0.60-m
f/4.64 reflector + CCD.
212 Observatorio La Dehesilla. Observer I. Almendros. 0.30-m f/10
Schmidt-Cassegrain + CCD.
235 CAST Observatory, Talmassons. Observer R. Ligustri. 0.35-m f/6 reflector
+ CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
352 Konan. Observer M. Hotta. 0.28-m f/5.0 reflector + CCD.
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
585 Kiev comet station. Observer A. Baransky. 0.7-m f/4 reflector + CCD.
703 Catalina Sky Survey. Observer R. E. Hill. Measurers E. C. Beshore,
A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson. 0.68-m Schmidt + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
945 Observatorio Monte Deva. Observer J. R. Vidal. 0.36-m f/4.48
Schmidt-Cassegrain + CCD.
D25 Tzec Maun Observatory, Pingelly. Observer D. Chestnov. 0.15-m f/7.3
refractor + CCD.
D90 RAS Observatory, Moorook. Observer H. Sato. 0.14-m f/7 refractor + CCD.
I21 El Condor Observatory, Cordoba. Observer W. Robledo. Measurer
C. Montivero. 0.20-m f/3.9 Schmidt-Cassegrain + CCD.
Orbital elements:
C/2009 O4 (Hill)
T 2010 Jan. 1.3478 TT MPC
q 2.563269 (2000.0) P Q
Peri. 223.7515 +0.7082515 -0.6952710
Node 172.9338 +0.1284271 +0.2973598
e 1.0 Incl. 95.8072 -0.6941803 -0.6543511
From 577 observations 2009 July 30-Sept. 24.
Brian G. Marsden (C) Copyright 2009 MPC M.P.E.C. 2009-S80
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