MPEC 2009-Y03 : 2009 YA
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M.P.E.C. 2009-Y03 Issued 2009 Dec. 16, 14:53 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 YA
Observations:
K09Y00A* C2009 12 16.31881 05 56 29.65 +23 59 44.6 19.9 V EY003G96
K09Y00A C2009 12 16.32919 05 56 29.97 +24 03 13.7 20.4 V EY003G96
K09Y00A C2009 12 16.33466 05 56 30.12 +24 05 02.0 20.1 V EY003G96
K09Y00A C2009 12 16.33985 05 56 30.30 +24 06 45.0 19.9 V EY003G96
K09Y00A C2009 12 16.40285 05 56 32.11 +24 27 46.1 20.1 V EY003H01
K09Y00A C2009 12 16.40860 05 56 32.34 +24 29 41.4 20.2 V EY003H01
K09Y00A C2009 12 16.41576 05 56 32.64 +24 32 05.1 19.9 V EY003H01
K09Y00A C2009 12 16.42194 05 56 32.88 +24 34 09.1 20.0 V EY003H01
K09Y00A C2009 12 16.42769 05 56 33.14 +24 36 03.8 19.9 V EY003H01
K09Y00A C2009 12 16.43479 05 56 33.46 +24 38 25.9 19.8 V EY003H01
Observer details:
G96 Mt. Lemmon Survey. Observer S. M. Larson. 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. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
Orbital elements:
2009 YA Earth MOID = 0.0800 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 356.10869 (2000.0) P Q
n 0.39895406 Peri. 31.72499 -0.39474985 -0.81637769
a 1.8274863 Node 84.63391 +0.72928632 -0.55747372
e 0.4414809 Incl. 25.04945 +0.55885062 +0.15083276
P 2.47 H 24.8 G 0.15 U 9
Residuals in seconds of arc
091216 G96 0.1+ 0.1+ 091216 H01 0.2- 0.2+ 091216 H01 0.1+ 0.2-
091216 G96 0.1+ 1.1+ 091216 H01 0.1- 0.2+ 091216 H01 0.3+ 0.5-
091216 G96 0.2- 0.3- 091216 H01 0.0 0.3+
091216 G96 0.1+ 1.3- 091216 H01 0.1- 0.4+
Ephemeris:
2009 YA a,e,i = 1.83, 0.44, 25 q = 1.0207
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 12 15 05 55.07 +17 02.3 0.0903 1.074 171.4 7.9 20.3
2009 12 17 05 57.34 +27 52.8 0.0834 1.067 173.8 5.7 20.0
2009 12 19 06 00.46 +40 06.4 0.0801 1.061 163.1 15.7 20.3
2009 12 21 06 05.11 +52 40.2 0.0808 1.055 150.7 27.1 20.7
2009 12 23 06 12.80 +64 21.3 0.0853 1.050 139.1 37.9 21.1
2009 12 25 06 27.78 +74 20.9 0.0931 1.045 129.0 47.0 21.5
2009 12 27 07 08.16 +82 21.0 0.103 1.040 120.8 54.3 21.9
2009 12 29 10 53.57 +87 23.0 0.115 1.036 114.3 59.9 22.3
2009 12 31 15 54.88 +84 46.1 0.128 1.032 109.1 64.1 22.7
2010 01 02 16 46.17 +80 53.3 0.142 1.029 105.1 67.3 23.0
2010 01 04 17 03.45 +77 36.7 0.156 1.027 101.8 69.6 23.3
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-Y03
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