MPEC 2009-B25 : 2009 BH2
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M.P.E.C. 2009-B25 Issued 2009 Jan. 20, 18:48 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 BH2
Observations:
K09B02H* C2009 01 17.38656 12 37 08.52 +20 03 03.2 17.5 EB025704
K09B02H C2009 01 17.39866 12 36 49.31 +20 11 24.6 18.2 EB025704
K09B02H C2009 01 17.41078 12 36 29.84 +20 19 50.0 18.0 EB025704
K09B02H C2009 01 17.42290 12 36 10.37 +20 28 12.0 17.9 EB025704
K09B02H C2009 01 18.21098 12 14 57.52 +29 12 45.8 17.2 C EB025493
K09B02H C2009 01 18.21144 12 14 56.74 +29 13 03.1 17.3 C EB025493
K09B02H C2009 01 18.23959 12 14 24.55 +29 29 48.4 16.9 R EB025854
K09B02H C2009 01 18.24412 12 14 16.93 +29 32 45.5 17.1 R EB025854
K09B02H C2009 01 18.38614 12 10 07.48 +31 02 41.5 17.3 R EB025H36
K09B02H C2009 01 18.38800 12 10 04.13 +31 03 51.0 17.1 R EB025H36
K09B02H C2009 01 18.38986 12 10 00.88 +31 05 00.5 17.3 R EB025H36
K09B02H C2009 01 18.39171 12 09 57.56 +31 06 09.5 17.1 R EB025H36
K09B02H C2009 01 18.45827 12 08 00.83 +31 47 31.6 17.5 EB025704
K09B02H C2009 01 18.47110 12 07 37.71 +31 55 22.6 17.7 EB025704
K09B02H C2009 01 18.48395 12 07 14.45 +32 03 14.2 17.8 EB025704
K09B02H C2009 01 18.49116 12 07 01.49 +32 07 37.8 17.0 R EB025H01
K09B02H C2009 01 18.49172 12 07 00.48 +32 07 58.3 16.9 R EB025H01
K09B02H C2009 01 18.49663 12 06 51.52 +32 10 58.2 17.8 EB025704
K09B02H C2009 01 18.49722 12 06 50.56 +32 11 19.1 17.2 R EB025H01
K09B02H C2009 01 18.49903 12 06 47.26 +32 12 24.6 17.1 R EB025H01
K09B02H C2009 01 18.50147 12 06 42.83 +32 13 53.7 17.2 R EB025H01
K09B02H C2009 01 18.50931 12 06 28.57 +32 18 39.9 17.8 EB025704
K09B02H C2009 01 19.35236 11 41 28.90 +40 10 13.9 17.6 R EB025H01
K09B02H C2009 01 19.37194 11 40 51.18 +40 20 18.1 17.2 R EB025H01
K09B02H C2009 01 19.37400 11 40 47.22 +40 21 20.9 17.4 R EB025H01
K09B02H C2009 01 19.37636 11 40 42.65 +40 22 33.4 17.4 R EB025H01
K09B02H C2009 01 19.48652 11 37 08.75 +41 17 51.8 17.7 R EB025926
K09B02H C2009 01 19.48780 11 37 06.23 +41 18 29.6 17.7 R EB025926
K09B02H C2009 01 19.48909 11 37 03.77 +41 19 07.5 17.7 R EB025926
K09B02H C2009 01 19.50378 11 36 34.12 +41 26 08.0 17.0 R EB025H01
K09B02H C2009 01 19.50619 11 36 29.43 +41 27 17.9 17.0 R EB025H01
K09B02H C2009 01 19.50818 11 36 25.53 +41 28 16.3 17.0 R EB025H01
K09B02H C2009 01 20.03262 11 20 00.08 +45 26 40.0 EB025J95
K09B02H C2009 01 20.03434 11 19 56.68 +45 27 24.5 EB025J95
K09B02H C2009 01 20.03607 11 19 53.25 +45 28 08.8 17.5 R EB025J95
K09B02H C2009 01 20.64736 11 00 02.98 +49 25 24.6 16.8 V EB025900
K09B02H C2009 01 20.64961 10 59 58.44 +49 26 13.0 16.7 V EB025900
K09B02H C2009 01 20.65186 10 59 53.78 +49 27 01.4 16.9 V EB025900
Observer details:
493 Calar Alto. Observer F. Hormuth. 1.23-m reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 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.
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 BH2 Earth MOID = 0.0005 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 30.08418 (2000.0) P Q
n 1.34123082 Peri. 220.95750 +0.88050151 +0.31791093
a 0.8143299 Node 117.16541 -0.26117066 +0.94438209
e 0.4767084 Incl. 23.28071 -0.39560963 +0.08411361
P 0.73 H 22.3 G 0.15 U 8
Residuals in seconds of arc
090117 704 0.5+ 0.3+ 090118 704 0.7+ 1.5- 090119 926 0.2+ 0.3+
090117 704 1.3+ 1.3- 090118 704 0.2+ 0.8- 090119 926 0.0 0.4+
090117 704 0.1- 1.0+ 090118 H01 0.4- 0.1- 090119 926 0.8+ 0.4+
090117 704 0.5- 0.4+ 090118 H01 0.4- 0.1- 090119 H01 0.3- 0.2+
090118 493 0.6- 0.4- 090118 704 0.3+ 0.2+ 090119 H01 0.0 0.2-
090118 493 0.3- 0.6- 090118 H01 0.0 0.1+ 090119 H01 0.1- 0.2+
090118 854 0.0 0.0 090118 H01 0.3- 0.4- 090120 J95 0.0 0.1-
090118 854 0.0 2.4+ 090118 H01 0.5- 0.1- 090120 J95 0.1+ 0.1+
090118 H36 0.3- 0.2+ 090118 704 0.3+ 0.5+ 090120 J95 0.0 0.1-
090118 H36 0.8- 0.1+ 090119 H01 0.2- 0.2- 090120 900 0.2- 0.1-
090118 H36 0.0 0.1+ 090119 H01 0.1+ 0.4+ 090120 900 0.3+ 0.1+
090118 H36 0.3- 0.0 090119 H01 0.3+ 0.1- 090120 900 0.3- 0.3+
090118 704 0.2+ 0.8- 090119 H01 0.2+ 0.0
Ephemeris:
2009 BH2 a,e,i = 0.81, 0.48, 23 q = 0.4261
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 01 19 11 52.11 +37 03.0 0.0449 1.012 128.1 49.9 17.4
2009 01 21 10 48.35 +51 21.6 0.0550 1.025 136.3 41.6 17.7
2009 01 23 09 43.93 +58 45.2 0.0689 1.036 138.0 39.5 18.1
2009 01 25 08 48.13 +62 00.7 0.0848 1.048 136.9 40.0 18.6
2009 01 27 08 04.72 +63 12.2 0.102 1.059 134.9 41.2 19.1
2009 01 29 07 32.58 +63 26.4 0.119 1.070 132.8 42.5 19.5
2009 01 31 07 09.09 +63 15.0 0.137 1.080 130.7 43.7 19.8
2009 02 02 06 51.86 +62 52.6 0.156 1.090 128.7 44.9 20.2
2009 02 04 06 39.13 +62 26.1 0.174 1.099 126.8 45.9 20.5
2009 02 06 06 29.68 +61 58.5 0.193 1.108 125.0 46.8 20.7
2009 02 08 06 22.66 +61 31.2 0.212 1.116 123.2 47.6 21.0
2009 02 10 06 17.49 +61 04.9 0.230 1.125 121.6 48.4 21.2
2009 02 12 06 13.74 +60 39.8 0.249 1.132 119.9 49.1 21.4
2009 02 14 06 11.14 +60 15.8 0.268 1.140 118.4 49.7 21.6
2009 02 16 06 09.46 +59 53.0 0.287 1.146 116.8 50.3 21.8
2009 02 18 06 08.54 +59 31.2 0.306 1.153 115.4 50.8 21.9
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-B25
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