MPEC 2009-B82 : 2009 BL58
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M.P.E.C. 2009-B82 Issued 2009 Jan. 30, 22:55 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 BL58
Observations:
K09B58L* C2009 01 29.27792 08 52 56.17 +31 33 39.6 20.3 V EB082703
K09B58L C2009 01 29.28270 08 52 56.56 +31 33 32.9 20.0 V EB082703
K09B58L C2009 01 29.28755 08 52 56.96 +31 33 25.9 19.6 V EB082703
K09B58L C2009 01 29.29242 08 52 57.32 +31 33 19.3 19.6 V EB082703
K09B58L C2009 01 29.32563 08 52 59.96 +31 32 34.5 19.4 V EB082703
K09B58L C2009 01 29.33185 08 53 00.50 +31 32 23.9 19.9 V EB082703
K09B58L C2009 01 29.33801 08 53 00.90 +31 32 14.2 EB082703
K09B58L C2009 01 29.34429 08 53 01.49 +31 32 04.2 EB082703
K09B58L C2009 01 29.36621 08 53 03.28 +31 31 32.4 19.7 R EB082651
K09B58L C2009 01 29.36842 08 53 03.42 +31 31 29.2 19.7 R EB082651
K09B58L C2009 01 29.36953 08 53 03.53 +31 31 27.1 20.0 R EB082651
K09B58L C2009 01 29.41403 08 53 07.40 +31 30 14.4 19.6 V EB082G96
K09B58L C2009 01 29.41443 08 53 07.40 +31 30 13.6 19.8 V EB082G96
K09B58L C2009 01 29.41815 08 53 07.76 +31 30 07.3 19.8 V EB082G96
K09B58L C2009 01 29.41856 08 53 07.76 +31 30 07.0 19.8 V EB082G96
K09B58L C2009 01 29.42237 08 53 08.12 +31 30 00.2 19.8 V EB082G96
K09B58L C2009 01 29.42274 08 53 08.16 +31 30 00.1 19.8 V EB082G96
K09B58L C2009 01 29.42659 08 53 08.52 +31 29 53.6 19.8 V EB082G96
K09B58L C2009 01 29.42699 08 53 08.52 +31 29 52.9 19.7 V EB082G96
K09B58L C2009 01 29.80958 08 54 09.37 +31 19 31.1 20.2 C EB082493
K09B58L C2009 01 29.81095 08 54 09.53 +31 19 29.2 20.4 C EB082493
K09B58L C2009 01 29.81233 08 54 09.70 +31 19 27.5 19.8 C EB082493
K09B58L C2009 01 29.86147 08 54 13.60 +31 18 07.2 20.4 V EB082A74
K09B58L C2009 01 29.87749 08 54 15.37 +31 17 44.3 19.9 V EB082A74
K09B58L C2009 01 29.89066 08 54 16.76 +31 17 24.8 19.9 V EB082A74
K09B58L C2009 01 30.01662 08 54 29.72 +31 14 11.5 EB082204
K09B58L C2009 01 30.02188 08 54 30.24 +31 14 02.5 EB082204
K09B58L C2009 01 30.05616 08 54 33.72 +31 13 02.6 19.0 C EB082204
K09B58L C2009 01 30.26745 08 55 08.50 +31 07 29.3 19.8 V EB082G96
K09B58L C2009 01 30.27393 08 55 09.15 +31 07 18.6 19.6 V EB082G96
K09B58L C2009 01 30.27985 08 55 09.69 +31 07 08.7 19.7 V EB082G96
K09B58L C2009 01 30.28395508 55 07.25 +31 06 48.9 19.8 V EB082H55
K09B58L C2009 01 30.28599608 55 07.50 +31 06 45.1 19.5 V EB082H55
K09B58L C2009 01 30.28603 08 55 10.34 +31 06 58.6 19.7 V EB082G96
K09B58L C2009 01 30.28805108 55 07.70 +31 06 42.4 19.7 V EB082H55
K09B58L C2009 01 30.30736 08 55 10.52 +31 06 08.9 19.5 R EB082H36
K09B58L C2009 01 30.31062 08 55 10.89 +31 06 03.2 19.5 R EB082H36
K09B58L C2009 01 30.31389 08 55 11.20 +31 05 57.7 19.3 R EB082H36
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
493 Calar Alto. Observer F. Hormuth. 1.23-m reflector + CCD.
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
703 Catalina Sky Survey. Observer R. E. Hill. 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.
A74 Bergen-Enkheim Observatory. Observer U. Suessenberger. 0.4-m f/4
Newtonian reflector.
G96 Mt. Lemmon Survey. Observers R. A. Kowalski, A. D. Grauer. 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.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
Measurer H. Devore. 0.61-m f/4.0 astrograph + CCD.
Orbital elements:
2009 BL58 Earth MOID = 0.0068 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 311.90700 (2000.0) P Q
n 0.44623603 Peri. 228.03538 -0.98777055 +0.14339801
a 1.6960017 Node 320.09586 -0.09916202 -0.88073332
e 0.4688729 Incl. 5.47504 -0.12031720 -0.45138214
P 2.21 H 24.5 G 0.15 U 8
Residuals in seconds of arc
090129 703 0.3+ 0.2- 090129 G96 0.2+ 0.4- 090130 204 0.1+ 0.1-
090129 703 0.3+ 0.3- 090129 G96 0.3- 0.1- 090130 204 0.1- 0.1-
090129 703 0.4+ 0.6- 090129 G96 0.0 0.5- 090130 G96 0.2- 0.3-
090129 703 0.0 0.5- 090129 G96 0.1+ 0.0 090130 G96 0.0 0.4-
090129 703 0.4- 2.2+ 090129 G96 0.2+ 0.1- 090130 G96 0.5- 0.4-
090129 703 0.1+ 0.8+ 090129 G96 0.3- 0.1- 090130 H55 0.3- 0.1+
090129 703 1.1- 0.3+ 090129 493 0.3+ 0.2- 090130 H55 0.3+ 0.0
090129 703 0.0 0.3- 090129 493 0.2+ 0.3- 090130 G96 0.1+ 0.2-
090129 651 0.4+ 0.0 090129 493 0.2+ 0.2- 090130 H55 0.2+ 1.0+
090129 651 0.2- 0.3+ 090129 A74 0.3- 0.1+ 090130 H36 0.1- 0.2-
090129 651 0.1+ 0.1- 090129 A74 0.1- 0.6+ 090130 H36 0.5+ 0.0
090129 G96 0.3+ 0.1- 090129 A74 0.4- 0.6+ 090130 H36 0.2+ 0.5+
090129 G96 0.1- 0.3- 090130 204 0.1+ 0.1-
Ephemeris:
2009 BL58 a,e,i = 1.70, 0.47, 5 q = 0.9008
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 01 29 08 52.34 +31 40.2 0.0847 1.067 166.2 12.7 20.0
2009 01 30 08 54.47 +31 15.2 0.0784 1.061 166.4 12.6 19.8
2009 01 31 08 56.95 +30 44.8 0.0721 1.056 166.7 12.4 19.6
2009 02 01 08 59.87 +30 07.7 0.0659 1.050 167.0 12.2 19.4
2009 02 02 09 03.36 +29 21.9 0.0597 1.044 167.5 11.8 19.2
2009 02 03 09 07.57 +28 24.4 0.0536 1.038 168.2 11.2 18.9
2009 02 04 09 12.77 +27 10.8 0.0475 1.032 169.1 10.4 18.6
2009 02 05 09 19.31 +25 34.2 0.0416 1.027 170.3 9.3 18.3
2009 02 06 09 27.76 +23 23.3 0.0357 1.021 172.0 7.7 17.9
2009 02 07 09 39.03 +20 18.4 0.0300 1.016 173.7 6.1 17.4
2009 02 08 09 54.71 +15 43.6 0.0245 1.011 173.2 6.6 17.0
2009 02 09 10 17.69 +08 30.4 0.0194 1.005 166.9 12.9 16.7
2009 02 10 10 53.54 -03 22.7 0.0151 1.000 153.5 26.1 16.6
2009 02 11 11 52.79 -21 43.3 0.0126 0.995 131.3 48.1 16.8
2009 02 12 13 28.24 -41 21.8 0.0127 0.990 104.2 75.1 17.6
2009 02 13 15 25.51 -51 34.0 0.0155 0.985 82.7 96.4 18.9
2009 02 14 16 57.99 -53 08.8 0.0199 0.981 69.4 109.5 20.1
2009 02 15 17 54.94 -51 50.1 0.0250 0.976 61.5 117.2 21.1
2009 02 16 18 29.59 -50 06.2 0.0304 0.972 56.7 121.8 21.8
2009 02 17 18 52.01 -48 32.8 0.0361 0.967 53.6 124.7 22.4
2009 02 18 19 07.49 -47 14.7 0.0419 0.963 51.5 126.5 22.9
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-B82
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