MPEC 2007-O20 : COMET P/2007 H1 (McNAUGHT)
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M.P.E.C. 2007-O20 Issued 2007 July 19, 15:10 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 P/2007 H1 (McNAUGHT)
Observations:
PK07H010 C2007 07 13.73247 00 02 47.00 -02 56 58.3 16.2 N EO020474
PK07H010 C2007 07 13.73478 00 02 47.13 -02 56 58.5 16.1 N EO020474
PK07H010 C2007 07 13.73779 00 02 47.29 -02 56 58.6 16.2 N EO020474
PK07H010 C2007 07 14.07104 00 03 05.38 -02 57 30.0 15.8 N EO020A18
PK07H010 C2007 07 14.07725 00 03 05.74 -02 57 31.1 15.6 N EO020A18
PK07H010 C2007 07 14.08890 00 03 06.47 -02 57 31.1 15.4 N EO020232
PK07H010 C2007 07 14.09505 00 03 06.75 -02 57 31.6 15.3 N EO020232
PK07H010 C2007 07 14.10121 00 03 07.11 -02 57 32.3 15.4 N EO020232
PK07H010 C2007 07 15.03296 00 03 56.93 -02 58 46.4 EO020048
PK07H010 C2007 07 15.03449 00 03 57.01 -02 58 46.4 EO020048
PK07H010 C2007 07 15.03677 00 03 57.10 -02 58 46.7 EO020048
PK07H010 C2007 07 15.03752 00 03 57.15 -02 58 47.1 EO020048
PK07H010 C2007 07 15.03980 00 03 57.29 -02 58 47.2 EO020048
PK07H010 C2007 07 15.13527 00 04 02.30 -02 58 54.3 15.3 N EO020B19
PK07H010 C2007 07 15.13762 00 04 02.38 -02 58 53.6 15.3 N EO020B19
PK07H010 C2007 07 15.13995 00 04 02.64 -02 58 54.9 15.5 N EO020B19
PK07H010 C2007 07 16.39090 00 05 07.54 -03 00 50.6 18.2 T EO020704
PK07H010 C2007 07 16.40088 00 05 08.19 -03 00 50.9 18.1 T EO020704
PK07H010 C2007 07 16.41077 00 05 08.69 -03 00 52.0 18.5 T EO020704
PK07H010 C2007 07 16.42072 00 05 09.23 -03 00 53.2 18.2 T EO020704
PK07H010 C2007 07 16.43066 00 05 09.69 -03 00 56.7 16.1 T EO020704
PK07H010 C2007 07 17.06176 00 05 41.80 -03 02 01.9 15.5 N EO020A79
PK07H010 C2007 07 17.06745 00 05 42.09 -03 02 03.0 15.4 N EO020A79
PK07H010 C2007 07 17.07457 00 05 42.47 -03 02 03.7 15.5 N EO020A79
PK07H010 C2007 07 18.77156 00 07 06.47 -03 05 21.1 16.9 N EO020415
PK07H010 C2007 07 18.78322 00 07 07.05 -03 05 22.3 16.5 N EO020415
Observer details:
048 Hradec Kralove. Observer M. Lehky. 0.40-m f/5 reflector + CCD.
232 Masquefa Observatory. Observer E. Reina. 0.25-m f/3.3 Schmidt-Cassegrain
+ CCD.
415 Kambah, near Canberra. Observer D. Herald. 0.36-m f/3.9
Schmidt-Cassegrain + CCD.
474 Mount John Observatory, Lake Tekapo. Observer A. C. Gilmore. 1.0-m f/7.7
reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
A18 Herne. Observer B. Brinkmann. 0.2-m f/5.8 Schmidt-Cassegrain + CCD.
A79 Zvezdno Obshtestvo Observatory, Plana. Observers F. Fratev, E. Mihaylova,
Y. Shopov. Measurer F. Fratev. 0.25-m f/3.2 reflector + CCD.
B19 Observatori Iluro, Mataro. Observer J. M. Villegas. 0.15-m f/8.0
refractor + CCD.
Orbital elements:
P/2007 H1 (McNaught)
Epoch 2007 Aug. 8.0 TT = JDT 2454320.5
T 2007 Aug. 17.64845 TT MPC
q 2.2809460 (2000.0) P Q
n 0.14036941 Peri. 202.61206 +0.96952846 +0.21366040
a 3.6668043 Node 144.37532 -0.18125198 +0.95474531
e 0.3779472 Incl. 11.87393 -0.16480987 +0.20690728
P 7.02
Residuals in seconds of arc
070417 E12 0.7+ 0.3+ 070510 415 0.3+ 0.1+ 070712 H51 1.1- 0.7-
070417 E12 0.2+ 0.2+ 070510 415 0.1+ 0.2+ 070712 H51 0.7- 0.5-
070417 E12 0.2+ 0.4+ 070513 349 0.8+ 0.1+ 070712 H51 1.2- 0.7-
070417 E12 0.5+ 0.4- 070513 349 0.9+ 0.0 070712 H51 1.4- 0.7-
070417 E12 0.5+ 0.1- 070513 E12 0.3+ 0.0 070712 H51 1.5- 0.9-
070418 H36 1.1- 0.7- 070519 349 0.5- 0.6- 070713 474 0.9+ 0.4+
070418 H36 0.5- 0.0 070519 349 0.4- 0.5- 070713 474 1.0+ 0.3+
070418 H36 0.8- 1.5+ 070519 349 0.4- 0.7- 070713 474 1.0+ 0.4+
070418 H06 0.1+ 0.3- 070525 415 0.2+ 0.3+ 070714 A18 0.9- 0.2+
070418 H06 0.8- 0.2+ 070525 415 0.0 0.5+ 070714 A18 0.4- 0.4-
070418 E12 0.6+ 0.2+ 070604 349 0.3- 0.7- 070714 232 0.7+ 0.2-
070418 E12 0.4+ 0.2+ 070604 349 0.4- 0.7- 070714 232 0.0 0.2-
070418 E12 0.6+ 0.5+ 070604 349 0.2- 0.8- 070714 232 0.5+ 0.4-
070419 H06 0.1+ 0.0 070611 349 0.2+ 0.2+ 070715 048 0.7+ 0.3-
070419 H06 0.4+ 1.0- 070611 349 0.0 0.0 070715 048 0.7+ 0.2-
070419 F85 0.5- 0.2+ 070612 349 0.1- 0.1+ 070715 048 0.3+ 0.3-
070419 F85 0.0 0.4+ 070612 349 0.2+ 0.5+ 070715 048 0.4+ 0.6-
070419 F85 0.7- 0.4+ 070613 673 0.8+ 1.3+ 070715 048 0.8+ 0.5-
070419 E03 0.6+ 0.4+ 070613 673 0.8+ 1.2+ 070715 B19 1.1+ 0.1+
070419 E03 0.4+ 0.5+ 070613 673 0.9+ 1.3+ 070715 B19 0.5+ 1.0+
070419 E12 0.2+ 0.0 070613 673 0.9+ 1.0+ 070715 B19 (2.6+ 0.1-)
070420 H36 0.1+ 0.8- 070613 E12 0.3+ 0.1- 070716 704 (2.4- 0.7+)
070420 H36 0.3- 0.8+ 070613 E12 0.1+ 0.2- 070716 704 0.1- 1.4+
070420 H36 1.2- 0.9+ 070613 E12 0.0 0.1- 070716 704 0.0 1.4+
070420 H36 0.4- 1.4- 070613 E12 0.3+ 0.0 070716 704 0.7+ 1.2+
070420 E12 0.4+ 0.2+ 070617 F85 0.4+ 0.1+ 070716 704 0.2+ 1.3-
070425 349 1.1- 1.4- 070620 B30 1.6- 1.2- 070717 A79 0.4- 0.7+
070425 349 0.6- 1.5- 070620 B30 1.6- 1.5+ 070717 A79 0.2- 0.2+
070425 372 0.9- 0.6- 070705 J51 1.5- 0.5- 070717 A79 0.2+ 0.3+
070428 349 1.0+ 0.0 070705 J51 0.1- 0.4- 070718 415 0.1+ 0.0
070428 349 0.7+ 0.0 070712 H51 0.4- 0.3- 070718 415 0.6+ 0.3+
070505 415 0.2+ 0.0 070712 H51 0.8- 0.3-
070505 415 0.3- 0.2+ 070712 H51 0.7- 0.6-
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-O20
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