MPEC 2004-J44 : 2000 ST20
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M.P.E.C. 2004-J44 Issued 2004 May 11, 15:50 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
2000 ST20
Revision to MPEC 2000-S57
Additional Observations:
K00S20T "C2004 05 07.31440711 30 09.632-13 17 41.65 22.7 R EJ044568
K00S20T "C2004 05 07.31863511 30 09.562-13 17 41.04 22.7 R EJ044568
K00S20T "C2004 05 08.34564811 29 56.091-13 15 25.29 EJ044568
K00S20T "C2004 05 11.34755611 29 29.455-13 09 34.85 22.8 R EJ044568
Observer details:
568 Mauna Kea. Observers F. Bernardi, J. Pittichova, N. Moskovitz. Measurers
F. Bernardi, D. J. Tholen. 2.24-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
040507 568 0.03+ 0.03- 040511 568 0.03+ 0.03- MPO 57782 -0.088 day
Orbital elements:
2000 ST20
Epoch 2004 July 14.0 TT = JDT 2453200.5 MPC
M 144.04734 (2000.0) P Q
n 0.38395880 Peri. 72.35890 +0.54971960 -0.83127957
a 1.8747627 Node 343.49237 +0.61343727 +0.46863893
e 0.3103727 Incl. 16.84854 +0.56701241 +0.29891778
P 2.57 H 19.3 G 0.15 U 3
Residuals in seconds of arc
000922 608 1.7- 1.7+ 000925 704 0.1- 0.1- 001003 699 0.1- 0.2+
000922 608 1.7- 1.7+ 000925 557 0.7- 0.1+ 001003 704 0.3+ 0.4-
000922 608 1.5- 1.6+ 000925 557 0.6+ 0.4- 001003 704 0.8+ 0.3-
000923 704 0.1+ 0.8- 000925 557 0.4+ 0.8- 001003 704 0.6+ 0.4+
000923 704 0.2+ 0.2- 000925 595 0.7+ 0.7- 001003 699 (2.1- 0.2+)
000923 704 0.5- 0.3+ 000925 595 1.2+ 0.8- 001003 704 0.2- 0.3+
000923 163 (4.2+ 4.3-) 000925 595 0.4+ 0.7+ 001003 704 0.1+ 0.9+
000923 163 1.2+ 0.0 000926 858 0.8- 0.3+ 001003 699 0.1+ 0.2+
000923 163 0.4- 1.3+ 000926 858 1.8- 0.4+ 001003 704 0.4- 0.3-
000923 163 0.0 0.8- 000926 858 0.6- 0.5- 001003 704 0.1- 0.6+
000923 163 1.3+ 0.8- 000926 704 0.3+ 0.1- 001003 704 0.5+ 0.5-
000923 163 0.3+ 0.4- 000926 704 0.8+ 0.1- 001003 704 0.5+ 0.2-
000924 557 0.5+ 0.2- 000926 704 0.9- 0.6+ 001003 699 0.2- 0.2+
000924 557 0.1- 0.7- 000926 704 0.5- 0.3- 001004 704 0.3+ 0.1-
000924 557 0.0 0.1- 000926 557 0.1- 0.9+ 001004 704 0.1- 0.1+
000924 704 0.2- 0.3+ 000926 557 0.6- 0.3+ 001004 704 0.3- 0.0
000924 704 0.4- 0.3- 000926 557 0.4- 0.3- 001004 704 0.3+ 0.1-
000924 704 0.6+ 0.5+ 000926 557 0.4- 0.1- 001004 704 0.9+ 0.0
000924 673 1.2- 1.1- 000926 046 0.7+ 0.9- 001004 704 0.1- 0.4-
000924 673 (3.0- 0.6-) 000926 046 0.5- 0.0 001004 704 1.0- 0.4-
000924 704 0.6+ 0.3+ 000926 046 0.6- 0.7- 001004 704 0.1+ 0.5+
000924 673 (2.2- 1.3-) 000926 046 0.6- 0.2- 001004 704 0.3+ 0.9+
000924 704 0.5+ 0.0 000926 046 0.7+ 0.7- 001004 704 0.5- 0.1-
000924 608 1.1- 1.1+ 000927 704 0.2+ 0.3- 001004 704 0.1- 0.1-
000924 608 1.3- 0.9+ 000927 704 1.3- 0.5- 001004 704 0.2+ 0.4+
000924 557 0.8+ 0.7- 000927 704 0.2+ 0.7- 001004 704 0.2- 0.2+
000924 557 0.5+ 1.0- 000927 704 0.2+ 0.3- 001004 704 0.0 0.1+
000924 557 0.8+ 1.3- 000928 118 0.7+ 0.8+ 001022 046 0.7+ 0.0
000925 704 0.8+ 1.7- 000928 118 0.7+ 0.1+ 001022 046 0.3+ 0.6+
000925 704 0.9+ 0.7+ 000930 704 0.0 0.2- 001022 046 0.5+ 0.5+
000925 704 0.5- 0.1+ 000930 704 0.1+ 0.1+ 001022 046 1.0+ 0.0
000925 704 0.6- 0.3+ 000930 704 0.4+ 0.7- 001123 696 0.7- 0.1-
000925 704 0.3+ 0.5+ 000930 704 0.2- 0.0 001123 696 0.5- 0.0
000925 704 0.7- 0.1+ 001002 704 0.4- 0.6+ 040507 568 0.1- 0.2-
000925 704 0.6+ 0.6+ 001002 704 0.3+ 0.6- 040507 568 0.1- 0.2-
000925 704 0.6+ 0.9+ 001002 704 0.2+ 0.6- 040508 568 0.1- 0.2-
000925 704 0.1+ 0.7- 001002 704 0.1- 0.1+ 040511 568 0.2- 0.0
Ephemeris:
2000 ST20 a,e,i = 1.87, 0.31, 17 q = 1.2929
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 05 05 11 30.80 -13 23.2 1.450 2.254 132.1 19.4 22.9
2004 05 15 11 29.36 -13 04.0 1.569 2.278 122.5 22.0 23.1
Kyle E. Smalley (C) Copyright 2004 MPC M.P.E.C. 2004-J44
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