MPEC 2006-C64 : COMET C/2005 L2 (McNAUGHT)
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M.P.E.C. 2006-C64 Issued 2006 Feb. 11, 16:07 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
Supported in part by the TABASGO 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 C/2005 L2 (McNAUGHT)
Observations:
CK05L020 C2006 01 31.44095 12 11 32.02 -13 57 57.3 19.3 T EC064703
CK05L020 C2006 01 31.44861 12 11 31.45 -13 57 52.7 19.1 T EC064703
CK05L020 C2006 01 31.45628 12 11 30.66 -13 57 45.7 18.7 T EC064703
CK05L020 C2006 01 31.46399 12 11 30.12 -13 57 42.6 18.6 T EC064703
CK05L020 C2006 02 10.42323 11 56 19.75 -11 53 11.9 18.2 T EC064703
CK05L020 C2006 02 10.42966 11 56 18.96 -11 53 05.6 20.4 T EC064703
CK05L020 C2006 02 10.43609 11 56 18.45 -11 53 00.3 19.4 T EC064703
CK05L020 C2006 02 10.44257 11 56 17.84 -11 52 57.2 18.6 T EC064703
Observer details:
703 Catalina Sky Survey. Observers R. A. Kowalski, R. E. Hill. Measurers
E. C. Beshore, E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
Orbital elements:
C/2005 L2 (McNaught)
Epoch 2005 July 9.0 TT = JDT 2453560.5
T 2005 July 14.51738 TT MPC
q 3.1938499 (2000.0) P Q
z +0.0000316 Peri. 294.23173 -0.70607715 -0.68296599
+/-0.0000179 Node 155.86517 -0.35890727 +0.57292970
e 0.9998991 Incl. 152.76602 -0.61044298 +0.45311038
Residuals in seconds of arc
050602 E12 1.0+ 0.5+ 050603 E12 0.3+ 0.3- 050704 E12 0.9- 0.2+
050602 E12 0.1- 0.2+ 050603 E12 0.3+ 0.7+ 050705 415 0.2+ 0.3+
050602 E12 0.0 0.3+ 050603 E12 1.4- 0.2- 050705 415 0.0 0.4-
050602 E12 0.9+ 0.1- 050604 E12 0.1- 0.1+ 050706 413 0.4- 0.1+
050602 E12 1.1+ 0.2- 050604 E12 1.6- 0.4+ 050706 413 0.4- 0.1-
050602 E12 0.8+ 0.3+ 050604 E12 1.2- 0.4- 050806 415 0.3+ 0.1+
050602 E12 0.1- 0.2- 050605 E12 0.6- 0.1- 050806 415 0.9+ 0.0
050602 E12 1.0- 0.3- 050605 E12 0.8- 0.6- 060131 703 0.7- 0.6-
050603 474 0.5+ 0.4- 050605 E12 0.5- 0.6+ 060131 703 0.5+ 1.1-
050603 474 1.0+ 0.4- 050605 E12 1.0+ 1.5- 060131 703 1.5- 0.7+
050603 474 0.7- 0.9+ 050611 415 0.2- 0.9- 060131 703 0.3+ 1.3-
050603 474 1.3+ 0.1+ 050611 415 0.6- 0.6+ 060210 703 0.9+ 0.4+
050603 E12 0.4- 0.1- 050702 415 0.0 0.2- 060210 703 1.3- 1.3+
050603 E12 1.3+ 0.3+ 050702 415 0.6+ 0.2- 060210 703 0.5+ 1.3+
050603 E12 0.1- 0.4+ 050704 E12 0.3+ 0.5+ 060210 703 1.0+ 1.0-
050603 E12 0.6- 0.1- 050704 E12 0.8+ 0.2-
Ephemeris:
C/2005 L2 (McNaught)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2006 02 04 12 06.38 -13 16.5 3.057 3.737 127.2 12.1 19.7
2006 02 14 11 50.37 -11 02.2 2.963 3.786 141.4 9.4 19.6
2006 02 24 11 32.66 -08 24.2 2.912 3.836 155.8 6.1 19.7
2006 03 06 11 14.24 -05 29.4 2.910 3.888 168.5 2.9 19.7
2006 03 16 10 56.23 -02 29.0 2.963 3.940 167.7 3.1 19.8
2006 03 26 10 39.65 +00 25.6 3.067 3.994 155.1 6.0 19.9
2006 04 05 10 25.26 +03 04.9 3.218 4.049 141.5 8.8 20.1
2006 04 15 10 13.44 +05 23.4 3.407 4.105 128.3 11.1 20.3
2006 04 25 10 04.25 +07 19.6 3.624 4.162 115.9 12.6 20.5
2006 05 05 09 57.56 +08 54.4 3.860 4.220 104.1 13.4 20.7
2006 05 15 09 53.10 +10 10.1 4.106 4.279 93.0 13.6 20.9
The "original" and "future" barycentric values of 1/a are +0.000390
and +0.000198 (+/- 0.000018) AU^-1, respectively.
Brian G. Marsden (C) Copyright 2006 MPC M.P.E.C. 2006-C64
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