MPEC 2005-L65 : COMET P/2005 L4 (CHRISTENSEN)
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M.P.E.C. 2005-L65 Issued 2005 June 14, 15:33 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 L4 (CHRISTENSEN)
Observations:
PK05L040 C2005 06 03.39823 20 12 37.68 -20 32 03.8 19.9 N EL065691
PK05L040 C2005 06 03.41577 20 12 37.74 -20 31 55.3 19.9 N EL065691
PK05L040 C2005 06 03.43336 20 12 37.72 -20 31 46.8 20.1 N EL065691
PK05L040 C2005 06 08.40680 20 12 26.20 -19 51 36.0 19.9 N EL065691
PK05L040 C2005 06 08.42420 20 12 26.06 -19 51 27.8 20.0 N EL065691
PK05L040 C2005 06 08.44158 20 12 25.93 -19 51 19.1 20.0 N EL065691
PK05L040 C2005 06 12.40890 20 11 46.20 -19 19 02.3 20.1 N EL065691
PK05L040 C2005 06 12.42631 20 11 45.92 -19 18 53.7 19.9 N EL065691
PK05L040 C2005 06 12.44368 20 11 45.67 -19 18 45.3 20.0 N EL065691
PK05L040 C2005 06 13.35110 20 11 32.96 -19 11 20.5 19.1 T EL065G96
PK05L040 C2005 06 13.35774 20 11 32.85 -19 11 17.3 19.4 T EL065G96
PK05L040 C2005 06 13.36443 20 11 32.74 -19 11 14.2 19.4 T EL065G96
PK05L040 C2005 06 13.37107 20 11 32.64 -19 11 10.7 19.3 T EL065G96
PK05L040 C2005 06 13.44256 20 11 31.44 -19 10 35.4 18.8 T EL065G96
PK05L040 C2005 06 13.44379 20 11 31.41 -19 10 34.9 19.2 T EL065G96
PK05L040 C2005 06 14.27451 20 11 18.55 -19 03 47.6 19.8 N EL065651
PK05L040 C2005 06 14.28021 20 11 18.49 -19 03 44.9 19.8 N EL065651
PK05L040 C2005 06 14.28769 20 11 18.19 -19 03 42.5 18.3 N EL065734
PK05L040 C2005 06 14.29008 20 11 18.30 -19 03 40.1 19.8 N EL065651
PK05L040 C2005 06 14.30491 20 11 17.98 -19 03 33.3 19.2 N EL065734
Observer details:
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
691 Steward Observatory, Kitt Peak. Observers T. H. Bressi, R. S. McMillan,
A. F. Tubbiolo. 0.9-m f/3 reflector + CCD.
734 Farpoint Observatory. Observer D. Tibbets. 0.7-m reflector + CCD.
G96 Mt. Lemmon Survey. Observer E. J. Christensen. Measurers
E. J. Christensen, E. C. Beshore, C. M. Casey, G. J. Garradd, A. Grauer,
R. E. Hill, S. M. Larson, R. H. McNaught. 1.5-m reflector + CCD.
Orbital elements:
P/2005 L4 (Christensen)
T 2005 Aug. 24.808 TT MPC
q 2.36550 (2000.0) P Q
n 0.118409 Peri. 24.789 +0.609563 +0.740062
a 4.10720 Node 284.070 -0.767396 +0.460962
e 0.42406 Incl. 17.034 -0.198839 +0.489717
P 8.32
From 20 observations 2005 June 3-14.
Ephemeris:
P/2005 L4 (Christensen)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2005 06 09 20 12.37 -19 46.7 1.585 2.430 137.3 16.5 18.9
2005 06 19 20 09.71 -18 25.0 1.497 2.415 147.1 13.2 18.7
2005 06 29 20 04.50 -17 03.0 1.431 2.401 157.4 9.4 18.6
2005 07 09 19 57.30 -15 42.2 1.387 2.390 167.6 5.2 18.5
2005 07 19 19 49.07 -14 24.7 1.368 2.381 173.4 2.8 18.4
2005 07 29 19 40.94 -13 12.8 1.375 2.374 166.3 5.8 18.4
2005 08 08 19 34.04 -12 08.8 1.406 2.369 156.0 10.0 18.5
2005 08 18 19 29.28 -11 13.5 1.460 2.366 145.7 13.9 18.6
2005 08 28 19 27.19 -10 26.7 1.533 2.366 136.0 17.3 18.7
Brian G. Marsden (C) Copyright 2005 MPC M.P.E.C. 2005-L65
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