MPEC 2004-L32 : 2003 LB7
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M.P.E.C. 2004-L32 Issued 2004 June 12, 03:34 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 Steven and Michele Kirsch Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2003 LB7
Revision to MPEC 2003-N19
Additional Observations:
K03L07B C2004 03 15.42155 15 28 42.41 -19 03 35.9 21.8 EL032695
K03L07B C2004 03 15.49541 15 28 42.23 -19 03 35.0 EL032695
K03L07B C2004 05 26.02356 15 23 40.90 -18 46 14.7 22.3 R EL032304
K03L07B C2004 05 26.05308 15 23 40.75 -18 46 14.4 EL032304
Observer details:
304 Las Campanas Observatory. Observers S. D. Kern, J. L. Elliot,
K. B. Clancy. Measurer S. D. Kern. Clay 6.5-m telescope + MagIC CCD.
695 Kitt Peak. Observers L. H. Wasserman, R. L. Millis. Measurers
M. W. Buie, R. L. Millis, L. H. Wasserman, S. D. Kern, K. B. Clancy,
D. E. Trilling, G. C. Panova. 4-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees) and reference
040315 695 0.06+ 0.01- 040526 304 0.06+ 0.02- MPO 50767
Orbital elements:
2003 LB7
Eccentricity assumed
Epoch 2004 July 14.0 TT = JDT 2453200.5 MPC
M 350.96143 (2000.0) P Q
n 0.00318671 Peri. 195.92194 -0.41409119 +0.90972790
a 45.7341685 Node 49.62643 -0.83071120 -0.36405418
e 0.1250390 Incl. 2.28627 -0.37208520 -0.19964896
P 309 H 6.1 G 0.15
Residuals in seconds of arc
030601 807 0.8+ 0.2- 030707 568 0.4- 0.1+ 040526 304 0.5+ 0.0
030602 807 0.8+ 0.1- 030707 568 0.6- 0.3+ 040526 304 0.4+ 0.3-
030602 807 0.9+ 0.1- 040315 695 0.3- 0.0
030706 568 1.5- 0.0 040315 695 0.6- 0.4+
Ephemeris:
2003 LB7 a,e,i = 45.73, 0.13, 2 q = 40.016
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 06 04 15 22.96 -18 43.7 39.159 40.111 159.5 0.5 22.2
2004 06 14 15 22.21 -18 41.0 39.229 40.110 149.8 0.7 22.2
2004 06 24 15 21.55 -18 38.6 39.325 40.109 140.1 0.9 22.2
2004 07 04 15 21.01 -18 36.7 39.442 40.109 130.4 1.1 22.3
2004 07 14 15 20.60 -18 35.2 39.579 40.108 120.8 1.2 22.3
2004 07 24 15 20.33 -18 34.2 39.730 40.108 111.2 1.4 22.3
2004 08 03 15 20.23 -18 33.9 39.891 40.107 101.6 1.4 22.3
2004 08 13 15 20.29 -18 34.2 40.058 40.106 92.0 1.4 22.3
2004 08 23 15 20.51 -18 35.1 40.226 40.106 82.4 1.4 22.3
2004 09 02 15 20.90 -18 36.6 40.390 40.105 72.9 1.4 22.3
2004 09 12 15 21.45 -18 38.7 40.546 40.104 63.3 1.3 22.3
2004 09 22 15 22.14 -18 41.3 40.690 40.104 53.7 1.2 22.3
2004 10 02 15 22.96 -18 44.5 40.816 40.103 44.1 1.0 22.3
2004 10 12 15 23.90 -18 48.0 40.921 40.102 34.5 0.8 22.3
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-L32
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