MPEC 2009-Y37 : 2009 YU6
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M.P.E.C. 2009-Y37 Issued 2009 Dec. 21, 15:11 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 YU6
Observations:
K09Y06U* C2009 12 20.35340 09 15 46.58 +22 30 50.1 20.8 V EY037G96
K09Y06U C2009 12 20.35986 09 15 45.86 +22 31 06.3 21.2 V EY037G96
K09Y06U C2009 12 20.36626 09 15 45.18 +22 31 22.0 21.2 V EY037G96
K09Y06U C2009 12 20.37257 09 15 44.56 +22 31 38.2 21.2 V EY037G96
K09Y06U C2009 12 20.41119 09 15 40.28 +22 33 14.9 20.8 V EY037G96
K09Y06U C2009 12 20.41181 09 15 40.24 +22 33 15.7 20.8 V EY037G96
K09Y06U C2009 12 20.41237 09 15 40.17 +22 33 17.4 20.8 V EY037G96
K09Y06U C2009 12 20.41292 09 15 40.10 +22 33 18.7 21.1 V EY037G96
K09Y06U C2009 12 20.44292 09 15 36.76 +22 34 32.9 20.3 R EY037H01
K09Y06U C2009 12 20.45092 09 15 35.88 +22 34 52.6 20.2 R EY037H01
K09Y06U KC2009 12 20.45896 09 15 35.01 +22 35 12.4 20.2 R EY037H01
K09Y06U C2009 12 20.50933 09 15 29.59 +22 37 17.0 20.8 V EY037G96
K09Y06U C2009 12 20.50995 09 15 29.52 +22 37 18.7 20.9 V EY037G96
K09Y06U C2009 12 20.51054 09 15 29.44 +22 37 20.0 20.9 V EY037G96
K09Y06U C2009 12 20.51113 09 15 29.41 +22 37 21.5 20.8 V EY037G96
K09Y06U KC2009 12 21.00230 09 14 41.47 +22 57 19.5 EY037J95
K09Y06U KC2009 12 21.01123 09 14 40.39 +22 57 41.9 20.5 R EY037J95
K09Y06U KC2009 12 21.44181 09 13 55.16 +23 15 19.0 21.0 R EY037H36
K09Y06U KC2009 12 21.45722 09 13 53.35 +23 15 56.1 21.1 R EY037H36
K09Y06U KC2009 12 21.47108 09 13 51.89 +23 16 32.1 21.1 R EY037H36
K09Y06U C2009 12 21.53438 09 13 45.05 +23 19 05.4 21.0 R EY037H01
K09Y06U C2009 12 21.54072 09 13 44.34 +23 19 20.6 21.1 R EY037H01
K09Y06U KC2009 12 21.54725 09 13 43.61 +23 19 36.1 21.2 R EY037H01
K09Y06U KC2009 12 21.55181 09 13 43.09 +23 19 46.6 21.2 R EY037H01
Observer details:
G96 Mt. Lemmon 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. 1.5-m reflector + 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.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2009 YU6 Earth MOID = 0.0821 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 27.28620 (2000.0) P Q
n 0.33238256 Peri. 291.79150 +0.89706833 -0.38983604
a 2.0640041 Node 91.65951 +0.44147137 +0.81117565
e 0.5627690 Incl. 12.01483 -0.01927271 +0.43591503
P 2.97 H 21.5 G 0.15 U 9
Residuals in seconds of arc
091220 G96 0.2+ 0.3- 091220 H01 0.2+ 0.4+ 091221 J95 1.0- 0.0
091220 G96 0.1- 0.3- 091220 H01 0.1+ 0.3+ 091221 H36 0.3+ 0.6-
091220 G96 0.0 0.6- 091220 H01 0.2+ 0.3+ 091221 H36 0.9- 0.8-
091220 G96 0.9+ 0.1- 091220 G96 0.0 0.4+ 091221 H36 0.3+ 1.8+
091220 G96 0.4- 0.3+ 091220 G96 0.0 0.5+ 091221 H01 0.4+ 0.2+
091220 G96 0.0 0.4- 091220 G96 0.3- 0.4+ 091221 H01 0.3+ 0.2+
091220 G96 0.1- 0.1- 091220 G96 0.2+ 0.4+ 091221 H01 0.2+ 0.1+
091220 G96 0.2- 0.2- 091221 J95 0.8+ 0.3- 091221 H01 0.0 0.3-
Ephemeris:
2009 YU6 a,e,i = 2.06, 0.56, 12 q = 0.9024
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 12 15 09 23.66 +18 41.7 0.329 1.206 125.5 41.6 21.1
2009 12 25 09 07.43 +25 35.0 0.363 1.285 140.6 29.1 21.1
2010 01 04 08 46.22 +31 07.1 0.411 1.366 154.6 18.0 21.2
2010 01 14 08 23.78 +34 54.8 0.477 1.447 163.6 11.1 21.4
2010 01 24 08 04.37 +37 00.8 0.562 1.528 161.8 11.6 21.9
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-Y37
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