MPEC 2009-U28 : 2009 UK1
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M.P.E.C. 2009-U28 Issued 2009 Oct. 18, 23:44 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2009 UK1
Observations:
K09U01K* C2009 10 16.36187 04 02 36.40 +30 01 03.6 19.1 EU028704
K09U01K C2009 10 16.37516 04 03 56.27 +30 05 52.9 19.0 EU028704
K09U01K C2009 10 16.38842 04 05 16.30 +30 10 37.8 19.1 EU028704
K09U01K C2009 10 16.40197 04 06 38.30 +30 15 24.7 19.4 EU028704
K09U01K C2009 10 16.92532905 04 30.93 +32 27 57.2 EU028J95
K09U01K C2009 10 16.92696105 04 41.82 +32 28 16.7 EU028J95
K09U01K C2009 10 16.92886005 04 54.41 +32 28 38.2 19.0 R EU028J95
K09U01K C2009 10 17.00486 05 13 14.43 +32 43 25.9 19.2 R EU028473
K09U01K C2009 10 17.00763 05 13 32.57 +32 43 51.7 19.3 R EU028473
K09U01K C2009 10 17.45841 06 02 24.11 +33 12 04.9 19.2 R EU028926
K09U01K C2009 10 17.45997 06 02 33.47 +33 12 03.3 19.2 R EU028926
K09U01K C2009 10 18.04528306 58 54.95 +32 05 57.8 19.5 R EU028J95
K09U01K C2009 10 18.05597206 59 49.08 +32 04 20.9 19.8 R EU028J95
K09U01K C2009 10 18.06620207 00 40.53 +32 02 47.4 19.7 R EU028J95
K09U01K C2009 10 18.07671107 01 33.09 +32 01 09.1 19.7 R EU028J95
K09U01K C2009 10 18.35308 07 23 49.02 +31 10 34.2 19.1 R EU028H01
K09U01K C2009 10 18.36185 07 24 27.59 +31 08 57.5 19.3 R EU028H01
K09U01K C2009 10 18.37809 07 25 38.39 +31 05 56.6 19.3 R EU028H01
K09U01K C2009 10 18.38455 07 26 06.30 +31 04 44.0 19.1 R EU028H01
K09U01K C2009 10 18.39492 07 26 50.91 +31 02 46.3 19.0 R EU028H01
K09U01K C2009 10 18.45178 07 30 52.33 +30 51 55.6 19.7 R EU028926
K09U01K C2009 10 18.45344 07 30 59.15 +30 51 35.6 20.1 R EU028926
Observer details:
473 Remanzacco. Observers L. Donato, M. Gonano, V. Gonano, E. Guido,
V. Santini, G. Sostero. 0.45-m f/4.4 Newtonian reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, M. Blythe. Measurer J. Stuart. 1.0-m f/2.15
reflector + CCD.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2009 UK1 Earth MOID = 0.0027 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 16.35706 (2000.0) P Q
n 0.30545371 Peri. 45.98433 +0.54435436 -0.83885322
a 2.1835968 Node 11.03558 +0.76677007 +0.49665735
e 0.5666345 Incl. 0.56821 +0.34020874 +0.22283794
P 3.23 H 26.2 G 0.15 U 6
Residuals in seconds of arc
091016 704 1.8+ 0.4+ 091017 473 1.4+ 0.3- 091018 H01 0.4+ 0.0
091016 704 0.6+ 0.2- 091017 926 1.9+ 0.2- 091018 H01 0.6+ 0.0
091016 704 0.9+ 0.2- 091017 926 1.4+ 0.0 091018 H01 0.3+ 0.2+
091016 704 0.9+ 0.3+ 091018 J95 0.4+ 0.3- 091018 H01 0.7+ 0.1+
091016 J95 1.1+ 0.6- 091018 J95 0.7+ 0.6- 091018 926 0.6+ 0.4+
091016 J95 1.1+ 0.2+ 091018 J95 0.4+ 0.2- 091018 926 0.2+ 0.2+
091016 J95 0.1+ 0.0 091018 J95 0.5+ 0.6-
091017 473 0.7+ 0.5- 091018 H01 0.4+ 0.1+
Ephemeris:
2009 UK1 a,e,i = 2.18, 0.57, 1 q = 0.9463
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 10 16 03 26.62 +27 36.9 0.0140 1.009 145.5 34.1 18.4
2009 10 17 05 12.24 +32 46.0 0.0135 1.004 123.2 56.1 18.9
2009 10 18 06 54.50 +32 18.4 0.0151 1.000 102.8 76.4 19.8
2009 10 19 08 05.14 +28 51.4 0.0184 0.996 88.3 90.7 20.7
2009 10 20 08 49.01 +25 20.9 0.0225 0.992 78.9 99.8 21.6
2009 10 21 09 17.02 +22 32.7 0.0272 0.988 72.9 105.5 22.3
2009 10 22 09 35.97 +20 24.1 0.0321 0.984 69.1 109.2 22.8
2009 10 23 09 49.50 +18 45.2 0.0372 0.981 66.5 111.5 23.3
2009 10 24 09 59.63 +17 27.6 0.0424 0.977 64.7 113.0 23.6
2009 10 25 10 07.49 +16 25.3 0.0477 0.974 63.6 113.9 23.9
2009 10 26 10 13.78 +15 34.3 0.0531 0.971 62.9 114.3 24.2
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-U28
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