MPEC 2009-O28 : 2009 OB3
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M.P.E.C. 2009-O28 Issued 2009 July 24, 13:04 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 OB3
Observations:
K09O03B*QC2009 07 22.75021 01 53 58.50 -28 01 41.6 19.6 V EO028E12
K09O03B QC2009 07 22.75494 01 53 59.70 -28 01 47.7 20.4 V EO028E12
K09O03B QC2009 07 22.79679 01 54 10.66 -28 02 43.9 20.2 V EO028E12
K09O03B QC2009 07 22.82965 01 54 19.25 -28 03 27.2 EO028E12
K09O03B QC2009 07 23.69912 01 58 10.49 -28 22 28.1 EO028E12
K09O03B QC2009 07 23.71178 01 58 13.79 -28 22 44.8 19.9 V EO028E12
K09O03B `C2009 07 23.73956 01 58 21.11 -28 23 20.7 EO028D90
K09O03B `C2009 07 23.74519 01 58 22.69 -28 23 29.2 EO028D90
K09O03B `C2009 07 23.75079 01 58 24.08 -28 23 35.4 EO028D90
K09O03B `C2009 07 23.75643 01 58 25.50 -28 23 43.4 EO028D90
K09O03B `C2009 07 23.76214 01 58 26.97 -28 23 52.3 EO028D90
K09O03B `C2009 07 23.76735 01 58 28.33 -28 23 58.1 EO028D90
K09O03B QC2009 07 23.81139 01 58 39.54 -28 24 57.1 EO028E12
K09O03B C2009 07 24.25987 02 00 38.20 -28 34 34.8 19.7 C EO028I19
K09O03B C2009 07 24.27187 02 00 41.28 -28 34 51.0 19.9 C EO028I19
K09O03B C2009 07 24.28463 02 00 44.55 -28 35 07.8 19.9 C EO028I19
K09O03B C2009 07 24.36903 02 01 06.25 -28 36 58.1 19.7 C EO028I20
K09O03B C2009 07 24.37407 02 01 07.59 -28 37 04.4 19.6 C EO028I20
K09O03B C2009 07 24.38253 02 01 09.76 -28 37 15.8 19.6 C EO028I20
K09O03B C2009 07 24.45832 02 01 29.77 -28 39 08.0 19.9 R EO028H01
K09O03B C2009 07 24.46481 02 01 31.45 -28 39 16.3 19.5 R EO028H01
Observer details:
D90 RAS Observatory, Moorook. Observer K. Hills. 0.41-m f/9 Ritchey-Chretien
+ CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. 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. 0.5-m Uppsala Schmidt + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
I19 Tanti. Observer C. Colazo. 0.28-m f/10 Schmidt-Cassegrain + CCD + f/3.3
focal reducer.
I20 Rio Cuarto. Observer F. D. Mazzone. 0.20-m f/4 Schmidt-Newtonian + CCD.
Orbital elements:
2009 OB3 Earth MOID = 0.3155 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC
M 351.43930 (2000.0) P Q
n 0.24619066 Peri. 216.63147 +0.75143259 +0.49639649
a 2.5212834 Node 107.86855 -0.44293124 +0.86778504
e 0.4952727 Incl. 27.17448 -0.48904087 -0.02323038
P 4.00 H 18.9 G 0.15 U 9
Residuals in seconds of arc
090722 E12 0.3- 0.5- 090723 D90 1.4+ 1.0- 090724 I19 0.4- 0.2-
090722 E12 0.8- 0.2- 090723 D90 0.6+ 0.3+ 090724 I19 0.7- 0.1-
090722 E12 0.2- 0.4- 090723 D90 0.1+ 0.2- 090724 I20 0.5- 0.2-
090722 E12 0.2+ 0.0 090723 D90 0.0 1.6- 090724 I20 0.1+ 0.1+
090723 E12 0.7- 0.2+ 090723 D90 0.1+ 0.5- 090724 I20 0.1+ 0.3-
090723 E12 0.5- 0.4+ 090723 E12 0.2- 0.5- 090724 H01 0.7- 1.0-
090723 D90 0.2- 0.1+ 090724 I19 0.0 0.2+ 090724 H01 0.5- 0.9-
Ephemeris:
2009 OB3 a,e,i = 2.52, 0.50, 27 q = 1.2726
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 07 18 01 32.37 -26 12.4 0.575 1.274 102.8 51.1 20.1
2009 07 28 02 16.59 -29 52.3 0.587 1.274 102.0 51.2 20.2
2009 08 07 02 55.09 -32 52.6 0.610 1.283 101.5 50.8 20.2
2009 08 17 03 26.55 -35 19.4 0.638 1.301 101.6 49.7 20.3
2009 08 27 03 50.42 -37 21.9 0.669 1.327 102.5 48.0 20.4
2009 09 06 04 06.67 -39 05.3 0.698 1.360 104.2 45.9 20.5
2009 09 16 04 15.43 -40 31.1 0.726 1.400 106.8 43.5 20.6
2009 09 26 04 16.81 -41 34.2 0.751 1.445 110.1 40.7 20.7
2009 10 06 04 11.33 -42 03.5 0.777 1.494 113.9 37.7 20.7
2009 10 16 04 00.09 -41 45.8 0.804 1.547 118.0 34.7 20.8
2009 10 26 03 45.01 -40 27.8 0.837 1.603 122.0 31.7 20.9
2009 11 05 03 28.77 -38 03.3 0.879 1.661 125.2 29.2 21.0
2009 11 15 03 13.89 -34 37.9 0.934 1.721 126.9 27.4 21.2
2009 11 25 03 02.20 -30 26.2 1.005 1.782 126.8 26.3 21.4
2009 12 05 02 54.51 -25 48.2 1.093 1.843 124.8 26.0 21.6
2009 12 15 02 50.82 -21 02.9 1.199 1.905 121.2 26.2 21.9
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-O28
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