MPEC 2009-U121: 2009 UY87
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M.P.E.C. 2009-U121 Issued 2009 Oct. 27, 20:43 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 UY87
Observations:
K09U87Y* C2009 10 27.40843 07 00 10.26 +51 43 17.9 18.1 V EU121703
K09U87Y C2009 10 27.41380 07 00 15.91 +51 43 31.0 18.2 V EU121703
K09U87Y C2009 10 27.41928 07 00 21.70 +51 43 43.9 18.3 V EU121703
K09U87Y C2009 10 27.49050 07 01 36.84 +51 46 30.8 17.8 R EU121H01
K09U87Y C2009 10 27.49176 07 01 38.42 +51 46 34.8 18.1 V EU121703
K09U87Y C2009 10 27.49226 07 01 38.89 +51 46 35.6 18.3 V EU121703
K09U87Y C2009 10 27.49266 07 01 39.32 +51 46 36.5 18.2 V EU121703
K09U87Y C2009 10 27.49315 07 01 39.82 +51 46 38.1 18.1 V EU121703
K09U87Y C2009 10 27.49388 07 01 40.42 +51 46 38.6 17.8 R EU121H01
K09U87Y C2009 10 27.49745 07 01 44.22 +51 46 46.7 17.8 R EU121H01
K09U87Y C2009 10 27.50100 07 01 47.97 +51 46 54.9 17.9 R EU121H01
K09U87Y C2009 10 27.50565 07 01 52.92 +51 47 05.4 17.9 R EU121H01
K09U87Y C2009 10 27.51332 07 02 01.17 +51 47 24.0 18.3 V EU121703
K09U87Y C2009 10 27.51392 07 02 01.89 +51 47 25.5 18.3 V EU121703
K09U87Y C2009 10 27.51454 07 02 02.54 +51 47 26.7 18.2 V EU121703
K09U87Y C2009 10 27.51515 07 02 03.22 +51 47 28.6 18.3 V EU121703
K09U87Y C2009 10 27.69683 07 05 23.76 +51 54 05.8 19.0 V EU121900
K09U87Y C2009 10 27.70049 07 05 27.73 +51 54 14.1 18.6 V EU121900
Observer details:
703 Catalina Sky Survey. Observer A. R. Gibbs. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
Orbital elements:
2009 UY87 PHA, Earth MOID = 0.0417 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 4.66001 (2000.0) P Q
n 0.30689563 Peri. 126.96216 -0.56983774 -0.82173836
a 2.1767518 Node 357.75460 +0.70154016 -0.48293471
e 0.6636984 Incl. 8.17093 +0.42793264 -0.30252294
P 3.21 H 19.1 G 0.15 U 9
Residuals in seconds of arc
091027 703 0.1+ 0.0 091027 703 0.1- 0.3- 091027 703 0.7- 0.0
091027 703 0.1- 0.1+ 091027 703 0.3- 0.2+ 091027 703 0.1+ 0.1+
091027 703 0.1- 0.2- 091027 H01 0.0 0.0 091027 703 0.0 0.1-
091027 H01 0.1+ 0.1- 091027 H01 0.2+ 0.1- 091027 703 0.3+ 0.5+
091027 703 0.4+ 0.1+ 091027 H01 0.0 0.0 091027 900 0.0 0.0
091027 703 0.2- 0.3- 091027 H01 0.2+ 0.1- 091027 900 0.1+ 0.1-
Ephemeris:
2009 UY87 a,e,i = 2.18, 0.66, 8 q = 0.7320
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 10 26 06 36.21 +50 40.9 0.243 1.112 113.0 55.4 18.3
2009 11 05 09 59.72 +49 23.9 0.207 1.011 89.5 78.6 18.5
2009 11 15 12 20.27 +30 48.3 0.239 0.917 65.6 100.6 19.5
2009 11 25 13 22.68 +14 34.7 0.319 0.834 52.8 109.5 20.4
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-U121
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