MPEC 2009-D64 : 2009 BP58
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M.P.E.C. 2009-D64 Issued 2009 Feb. 25, 20:18 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 BP58
Revision to MPEC 2009-B86
Additional Observations:
K09B58P C2002 11 07.47238 04 19 45.17 +05 05 38.5 18.8 R ED064644
K09B58P C2002 11 07.48291 04 19 43.42 +05 05 39.9 19.3 R ED064644
K09B58P C2002 11 07.49450 04 19 41.52 +05 05 43.5 18.8 R ED064644
K09B58P C2002 11 12.42620 04 06 19.36 +05 25 17.2 19.1 R ED064644
K09B58P C2002 11 12.44753 04 06 15.88 +05 25 22.3 19.8 R ED064644
K09B58P C2002 11 12.46894 04 06 12.33 +05 25 28.0 19.2 R ED064644
Observer details:
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
K. Kuluhiwa, M. Hicks. Measurer R. Matson. 1.2-m Schmidt + CCD.
703 Catalina Sky Survey. Observer A. Boattini. 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.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
021107 644 5.07+ 3.26+ 021112 644 5.21+ 3.09+ MPO152546 -0.13 day
Orbital elements:
2009 BP58 Earth MOID = 0.2078 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 249.29454 (2000.0) P Q
n 0.56755577 Peri. 193.92287 +0.12630315 +0.96808943
a 1.4447644 Node 83.66480 -0.88801993 +0.20758833
e 0.5550801 Incl. 12.57864 -0.44211777 -0.14039207
P 1.74 H 18.7 G 0.15 U 4
Residuals in seconds of arc
021107 644 0.5- 0.1+ 090129 611 0.2+ 0.5- 090205 H55 0.2+ 0.3-
021107 644 0.4- 0.7- 090129 611 0.3- 0.4- 090205 H55 0.3+ 0.0
021107 644 0.0 0.5+ 090129 A74 0.4- 0.1+ 090205 H55 0.3+ 0.1-
021112 644 0.0 0.3+ 090130 204 0.1+ 0.3+ 090213 H55 0.5+ 0.0
021112 644 0.6+ 0.2- 090130 204 0.1- 0.3+ 090213 H55 0.1+ 0.1-
021112 644 0.3+ 0.0 090130 854 1.5+ 0.2+ 090213 H55 0.3+ 0.1-
090129 703 0.6+ 0.7+ 090130 854 1.7+ 0.6+ 090213 703 0.6- 0.6-
090129 703 (2.4- 0.8-) 090130 854 0.2+ 0.1+ 090213 703 0.1+ 0.1-
090129 703 0.7- 1.9- 090130 G96 0.1- 0.1- 090213 703 0.8- 1.3+
090129 703 (2.8- 0.5-) 090130 G96 0.1+ 0.2- 090213 703 0.5- 0.3-
090129 703 (0.8- 2.4-) 090130 G96 0.1+ 0.0 090214 448 0.6+ 0.2+
090129 703 0.5+ 0.9+ 090130 G96 0.2- 0.2- 090214 448 0.1+ 0.4-
090129 703 1.8- 0.4+ 090202 704 0.2- 0.5+ 090214 448 0.0 0.4-
090129 703 0.6- 0.0 090202 704 0.4- 0.7+ 090220 H45 0.2+ 0.1-
090129 703 0.4- 0.5+ 090202 704 1.2+ 1.2+ 090220 H45 0.4- 0.0
090129 703 1.0- 0.4+ 090202 H55 0.1+ 0.3+ 090220 H45 0.0 0.0
090129 703 0.9- 1.0- 090202 H55 0.2+ 0.0 090220 H45 0.8- 0.0
090129 703 0.2- 1.6- 090202 H55 0.5+ 0.3- 090220 H45 0.2- 0.1+
090129 A74 0.4+ 0.3+ 090203 448 0.3+ 0.1+ 090220 H45 0.2- 0.2-
090129 A74 0.1+ 0.4+ 090203 448 0.1+ 0.2+ 090222 703 0.2- 0.2+
090129 493 0.0 0.1- 090203 448 0.6- 0.2- 090222 703 0.5+ 0.9+
090129 493 0.2+ 0.0 090204 G68 0.6+ 0.4- 090222 703 0.2+ 0.7-
090129 493 0.1+ 0.1- 090204 G68 (2.2+ 0.4-) 090222 703 0.4- 0.2-
Ephemeris:
2009 BP58 a,e,i = 1.44, 0.56, 13 q = 0.6428
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 02 18 10 40.05 +41 09.1 0.605 1.541 149.6 18.9 19.5
2009 02 28 10 11.54 +46 13.3 0.555 1.465 141.2 25.1 19.4
2009 03 10 09 34.89 +50 03.4 0.524 1.384 129.0 33.9 19.4
2009 03 20 08 55.92 +52 05.2 0.508 1.299 115.7 43.7 19.5
2009 03 30 08 21.38 +52 26.0 0.496 1.211 102.9 53.5 19.6
2009 04 09 07 54.35 +51 39.6 0.484 1.118 90.8 63.6 19.6
2009 04 19 07 32.78 +50 16.0 0.463 1.024 79.1 74.5 19.7
2009 04 29 07 11.33 +48 24.5 0.431 0.928 67.1 87.6 19.8
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-D64
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