MPEC 2005-M28 : COMET P/2005 L1 (McNAUGHT)
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M.P.E.C. 2005-M28 Issued 2005 June 20, 02:03 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/2005 L1 (McNAUGHT)
Observations:
PK05L010 C2005 06 07.17866 16 40 17.55 -11 49 09.6 9.7 T EM028H42
PK05L010 C2005 06 07.23256 16 40 15.24 -11 49 09.3 9.2 T EM028H42
PK05L010 C2005 06 08.95733 16 39 03.92 -11 48 49.6 17.4 N EM028138
PK05L010 C2005 06 08.97580 16 39 03.21 -11 48 51.0 17.0 N EM028138
PK05L010 C2005 06 14.34580 16 35 26.85 -11 49 15.7 17.3 T EM028691
PK05L010 C2005 06 14.36321 16 35 26.07 -11 49 16.3 17.2 T EM028691
PK05L010 C2005 06 14.38063 16 35 25.44 -11 49 19.4 16.7 T EM028691
PK05L010 C2005 06 14.56148 16 35 18.49 -11 49 15.8 18.5 N EM028415
PK05L010 C2005 06 14.56429 16 35 18.35 -11 49 16.2 18.4 N EM028415
PK05L010 C2005 06 16.31748 16 34 10.54 -11 50 00.5 17.0 T EM028673
PK05L010 C2005 06 16.32280 16 34 10.32 -11 50 00.7 EM028673
PK05L010 C2005 06 16.32708 16 34 10.16 -11 50 00.8 EM028673
PK05L010 C2005 06 16.33287 16 34 09.93 -11 50 01.0 EM028673
PK05L010 C2005 06 17.62062 16 33 21.07 -11 50 36.2 18.8 N EM028415
PK05L010 C2005 06 17.62205 16 33 21.06 -11 50 35.9 18.7 N EM028415
PK05L010 C2005 06 17.62348 16 33 20.98 -11 50 36.3 18.6 N EM028415
PK05L010 C2005 06 17.91209 16 33 10.35 -11 50 51.1 16.3 N EM028213
PK05L010 C2005 06 17.91552 16 33 10.24 -11 50 51.2 16.3 N EM028213
PK05L010 C2005 06 17.91855 16 33 10.12 -11 50 51.5 16.3 N EM028213
PK05L010 C2005 06 17.96512 16 33 08.27 -11 50 52.9 EM028939
PK05L010 C2005 06 17.97207 16 33 08.07 -11 50 53.3 EM028939
PK05L010 C2005 06 17.97279 16 33 08.01 -11 50 53.4 EM028170
PK05L010 C2005 06 17.97641 16 33 07.83 -11 50 52.9 EM028170
PK05L010 C2005 06 17.98003 16 33 07.72 -11 50 53.6 EM028170
PK05L010 C2005 06 17.98367 16 33 07.58 -11 50 53.7 EM028170
PK05L010 C2005 06 18.03902 16 33 05.43 -11 50 55.6 EM028232
PK05L010 C2005 06 18.04624 16 33 05.16 -11 50 55.3 EM028232
PK05L010 C2005 06 18.05346 16 33 04.89 -11 50 54.9 EM028232
PK05L010 C2005 06 18.06691 16 33 04.36 -11 50 55.6 16.5 N EM028J76
PK05L010 C2005 06 18.06832 16 33 04.33 -11 50 55.6 16.4 N EM028J76
PK05L010 C2005 06 18.07258 16 33 04.17 -11 50 55.7 16.4 N EM028J76
Observer details:
138 Village-Neuf. Observer C. Demeautis. 0.16-m f/3.4 reflector + CCD.
170 Observatorio de Begues. Observer J. Manteca. 0.36-m f/10
Schmidt-Cassegrain + CCD.
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/5.9 Schmidt-Cassegrain + 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.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.6-m
reflector + CCD.
691 Steward Observatory, Kitt Peak. Observer A. F. Tubbiolo. 0.9-m f/3
reflector + CCD.
939 Observatorio Rodeno. Observer J. Castellano. 0.20-m f/10
Schmidt-Cassegrain + CCD.
H42 Wartburg College Observatory, Waverly. Observers E. Benoy, C. Figura.
0.36-m f/11 Schmidt-Cassegrain + CCD.
J76 La Murta. Observers S. Pastor, J. A. Reyes. 0.40-m f/6.3
Schmidt-Cassegrain + CCD.
Orbital elements:
P/2005 L1 (McNaught)
T 2005 Dec. 12.7467 TT MPC
q 3.143293 (2000.0) P Q
n 0.1244041 Peri. 149.4839 +0.3090355 +0.9468301
a 3.974168 Node 138.3322 -0.8975062 +0.3214726
e 0.209069 Incl. 7.7367 -0.3146103 +0.0129701
P 7.92
From 125 observations 2005 May 16-June 18.
Ephemeris:
P/2005 L1 (McNaught)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2005 06 19 16 32.50 -11 51.5 2.272 3.237 158.2 6.7 16.4
2005 06 29 16 27.01 -12 02.3 2.318 3.227 148.3 9.5 16.4
2005 07 09 16 23.05 -12 21.2 2.386 3.218 138.4 12.1 16.5
2005 07 19 16 20.98 -12 47.4 2.474 3.209 128.7 14.3 16.5
2005 07 29 16 20.95 -13 19.9 2.577 3.200 119.5 16.0 16.6
2005 08 08 16 22.97 -13 57.4 2.691 3.193 110.6 17.3 16.7
2005 08 18 16 26.97 -14 38.3 2.814 3.185 102.2 18.1 16.8
2005 08 28 16 32.82 -15 21.2 2.942 3.178 94.1 18.5 16.9
Brian G. Marsden (C) Copyright 2005 MPC M.P.E.C. 2005-M28
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