MPEC 2001-Y29: 1999 DK3
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M.P.E.C. 2001-Y29 Issued 2001 Dec. 20, 23:56 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1999 DK3
Revision to MPEC 1999-D17
Observations:
J99D03K HC2001 12 19.44163 10 37 49.68 -07 05 59.8 21.7 V 291
J99D03K HC2001 12 19.44930 10 37 50.04 -07 05 58.0 21.5 V 291
J99D03K HC2001 12 19.46006 10 37 50.46 -07 05 55.5 22.8 V 291
J99D03K HC2001 12 20.52340 10 38 33.20 -07 02 51.5 21.3 V 291
Observer details:
291 LPL/Spacewatch II. Observer R. S. McMillan. 1.8-m Spacewatch telescope.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
011219 291 10.6+ 5.4+ 011220 291 11.5+ 5.5+ MPC 36905 -0.0095 day
Orbital elements:
1999 DK3
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 MPC
M 271.14160 (2000.0) P Q
n 0.32030435 Peri. 103.01982 -0.16210257 +0.92523953
a 2.1155705 Node 149.87515 -0.93301959 -0.25687678
e 0.4437123 Incl. 43.11293 +0.32124321 -0.27918835
P 3.08 H 17.4 G 0.15 U 2
Residuals in seconds of arc
990218 704 1.1+ 1.1+ 990222 711 0.1+ 0.4+ 990320 587 0.0 0.1+
990218 704 0.3- 0.0 990222 711 0.2- 0.5+ 990414 360 0.5+ 0.5-
990218 704 1.6- 1.6- 990222 557 0.2+ 1.2+ 990414 360 0.4+ 0.3-
990218 704 1.0- 0.4+ 990222 557 0.1+ 0.4+ 990414 360 0.9+ 0.3-
990218 704 (4.9- 1.6-) 990222 557 0.2- 0.3+ 990715 402 0.9+ 0.8-
990219 046 0.3+ 0.9+ 990223 118 0.6+ 0.2- 990715 402 0.4+ 0.6-
990219 046 1.0+ 1.9+ 990223 118 0.2+ 0.2+ 990715 402 0.2+ 0.1+
990219 046 0.3+ 0.4+ 990223 118 0.0 0.0 990715 402 0.1+ 0.4-
990219 046 0.6- 0.2+ 990224 046 0.8+ 0.1+ 990715 587 1.2- 0.4-
990219 046 0.5+ 0.3+ 990224 046 0.9+ 1.0+ 990715 587 0.8- 1.2+
990219 557 0.4- 0.4- 990224 046 0.4+ 0.2+ 990715 587 0.8- 1.2+
990219 557 0.3+ 0.5- 990224 046 0.2- 0.1+ 990723 595 1.4+ 0.3+
990219 557 0.4- 0.5- 990224 587 0.8- 0.2- 990723 595 0.0 0.6+
990219 557 0.6+ 0.5- 990224 587 0.6- 0.3+ 990723 595 1.8+ 0.5+
990219 704 1.3+ 0.3- 990225 402 0.2- 0.3- 990724 595 0.4+ 0.2-
990219 704 0.4+ 0.7- 990225 402 0.2- 0.8- 990724 595 0.5- 0.1+
990219 704 0.3+ 0.6- 990225 402 1.1- 0.2+ 990724 595 0.1+ 1.2-
990219 704 1.1+ 0.7+ 990228 118 0.3- 0.1+ 990804 046 0.1+ 0.3+
990219 704 0.1- 0.1- 990228 118 0.6+ 0.3+ 990804 046 0.4+ 0.1+
990219 711 0.8+ 0.5- 990228 118 0.4+ 0.2+ 990804 046 0.5- 0.5+
990219 711 0.7- 0.1- 990312 118 0.1- 0.1+ 990804 046 0.2- 0.2+
990219 711 0.2+ 1.2- 990312 118 0.1+ 0.0 990808 711 0.2- 0.6+
990220 711 0.0 0.6- 990312 118 0.4+ 0.0 990808 711 0.1+ 0.2+
990220 711 0.3- 0.4- 990314 104 0.1- 0.9+ 990808 711 0.1+ 0.5+
990220 711 0.0 0.2- 990314 104 0.9+ 0.1- 990809 118 0.9+ 0.7+
990220 557 0.2- 0.5- 990314 104 1.0+ 0.1+ 990809 118 0.1+ 0.1-
990220 557 0.1- 0.2- 990316 704 1.0+ 1.5- 991005 413 0.2+ 0.4+
990220 557 0.1+ 0.8- 990316 704 0.8- 1.4- 991005 413 0.9- 0.1+
990221 711 0.0 0.1- 990316 704 1.1- 0.4+ 991104 413 0.8- 0.7+
990221 711 0.1- 0.2- 990316 704 0.4- 1.7- 991104 413 0.8- 0.7+
990221 711 0.6+ 0.2+ 990316 360 0.9- 0.1+ 011219 291 1.2- 1.4+
990222 684 0.4+ 0.7+ 990316 360 0.5- 0.3+ 011219 291 0.3- 2.0+
990222 684 0.4+ 0.8+ 990316 360 0.4- 0.7+ 011219 291 0.3- 2.7+
990222 711 0.1+ 0.1+ 990320 587 0.5- 0.6+ 011220 291 0.5- 1.5+
Ephemeris:
1999 DK3 a,e,i = 2.12, 0.44, 43 q = 1.1769
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 12 17 10 36.11 -07 11.8 1.781 2.197 101.3 26.1 21.5
2001 12 27 10 42.43 -06 36.0 1.600 2.146 110.0 25.5 21.2
2002 01 06 10 46.62 -05 22.0 1.426 2.093 119.5 24.1 20.9
2002 01 16 10 48.14 -03 15.9 1.262 2.040 130.2 21.6 20.5
2002 01 26 10 46.43 -00 01.1 1.113 1.985 142.2 17.7 20.0
2002 02 05 10 41.01 +04 37.9 0.987 1.929 155.7 12.1 19.5
2002 02 15 10 31.64 +10 47.1 0.891 1.872 170.4 5.0 18.9
2002 02 25 10 18.74 +18 08.6 0.831 1.815 170.6 5.1 18.7
2002 03 07 10 03.68 +25 54.5 0.809 1.756 154.2 14.2 19.0
2002 03 17 09 48.67 +33 05.4 0.822 1.698 138.1 23.0 19.2
2002 03 27 09 36.36 +39 01.3 0.860 1.639 123.7 30.4 19.5
2002 04 06 09 28.81 +43 34.3 0.914 1.581 111.3 36.1 19.7
2002 04 16 09 27.17 +46 55.8 0.974 1.524 100.8 40.3 19.8
2002 04 26 09 31.81 +49 22.1 1.032 1.468 92.2 43.2 20.0
2002 05 06 09 42.41 +51 06.6 1.083 1.415 85.0 45.3 20.1
2002 05 16 09 58.54 +52 17.1 1.124 1.364 79.2 46.7 20.1
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-Y29
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