MPEC 2009-D79 : 2009 DC45
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M.P.E.C. 2009-D79 Issued 2009 Feb. 28, 14:59 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 DC45
Observations:
K09D45C* C2009 02 27.29188 10 36 09.93 +00 09 06.0 19.6 V ED079703
K09D45C C2009 02 27.30207 10 36 19.40 +00 10 56.5 19.0 V ED079703
K09D45C C2009 02 27.31226 10 36 28.90 +00 12 46.0 19.5 V ED079703
K09D45C C2009 02 27.32242 10 36 38.26 +00 14 35.1 19.3 V ED079703
K09D45C C2009 02 27.33154 10 36 46.61 +00 16 10.9 19.7 V ED079703
K09D45C C2009 02 27.33209 10 36 47.07 +00 16 17.3 20.8 V ED079703
K09D45C C2009 02 27.33263 10 36 47.59 +00 16 23.7 19.6 V ED079703
K09D45C C2009 02 27.33319 10 36 48.00 +00 16 28.9 19.7 V ED079703
K09D45C C2009 02 27.36372 10 37 16.27 +00 21 53.5 19.8 R ED079854
K09D45C C2009 02 27.37480 10 37 26.45 +00 23 49.8 19.6 R ED079854
K09D45C C2009 02 27.38034 10 37 31.50 +00 24 46.4 19.8 R ED079854
K09D45C C2009 02 27.39013 10 37 40.28 +00 26 26.6 20.8 V ED079703
K09D45C C2009 02 27.39073 10 37 40.74 +00 26 31.9 19.7 V ED079703
K09D45C C2009 02 27.39134 10 37 41.50 +00 26 38.1 19.9 V ED079703
K09D45C C2009 02 27.39196 10 37 41.90 +00 26 46.2 19.1 V ED079703
K09D45C C2009 02 27.39939 10 37 47.93 +00 27 54.6 19.9 R ED079H01
K09D45C C2009 02 27.40635 10 37 54.35 +00 29 06.3 19.7 R ED079H01
K09D45C C2009 02 27.41027 10 37 57.96 +00 29 46.7 19.7 R ED079H01
K09D45C C2009 02 27.41553 10 38 02.81 +00 30 40.7 19.9 R ED079H01
K09D45C C2009 02 27.93485 10 46 24.26 +01 50 44.6 19.9 R ED079B04
K09D45C C2009 02 27.94864 10 46 34.55 +01 52 41.8 19.9 R ED079B04
K09D45C C2009 02 27.96062 10 46 43.42 +01 54 23.6 19.5 R ED079B04
K09D45C C2009 02 28.22914 10 50 24.15 +02 31 17.1 20.2 R ED079H01
K09D45C tC2009 02 28.24039 10 50 32.96 +02 32 52.8 20.5 V ED079291
K09D45C tC2009 02 28.24420 10 50 35.59 +02 33 23.2 20.4 V ED079291
K09D45C tC2009 02 28.24799 10 50 37.99 +02 33 51.6 20.1 V ED079291
K09D45C C2009 02 28.25059 10 50 38.28 +02 34 01.9 20.0 R ED079H01
K09D45C C2009 02 28.26006 10 50 44.43 +02 35 14.1 20.1 R ED079H01
K09D45C C2009 02 28.35086 10 51 43.09 +02 46 41.0 20.7 V ED079G96
K09D45C C2009 02 28.35144 10 51 43.41 +02 46 45.3 20.2 V ED079G96
K09D45C C2009 02 28.35200 10 51 43.77 +02 46 49.2 20.8 V ED079G96
Observer details:
291 LPL/Spacewatch II. Observer M. T. Read. 1.8-m f/2.7 reflector + CCD.
703 Catalina Sky Survey. Observer A. R. Gibbs. 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.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
B04 OAVdA, Saint-Barthelemy. Observer A. Carbognani. 0.81-m f/7.9 reflector
+ CCD.
G96 Mt. Lemmon 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. 1.5-m reflector + 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.
Orbital elements:
2009 DC45 Earth MOID = 0.0085 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 334.03266 (2000.0) P Q
n 0.59084422 Peri. 299.88011 -0.20437824 -0.97871601
a 1.4065464 Node 161.88485 +0.91744823 -0.19812711
e 0.3680347 Incl. 3.42229 +0.34134774 -0.05348475
P 1.67 H 27.6 G 0.15 U 7
Residuals in seconds of arc
090227 703 0.7+ 1.2- 090227 703 1.0- 0.4- 090228 H01 0.1+ 0.1-
090227 703 0.1+ 0.4- 090227 703 (2.4- 1.4-) 090228 291 0.8- 0.5-
090227 703 0.7+ 0.2- 090227 703 0.7+ 1.5- 090228 291 1.0+ 0.7+
090227 703 0.1+ 0.4+ 090227 703 1.8- 0.2+ 090228 291 0.3- 0.1+
090227 703 0.8- 0.9- 090227 H01 0.2+ 0.4+ 090228 H01 0.3+ 0.0
090227 703 1.5- 0.3- 090227 H01 0.2+ 0.2+ 090228 H01 0.2+ 0.1-
090227 703 1.1- 0.4+ 090227 H01 0.1+ 0.2+ 090228 G96 0.4+ 0.1-
090227 703 (2.7- 0.4-) 090227 H01 0.0 0.1+ 090228 G96 0.2- 0.1-
090227 854 0.8+ 1.3+ 090227 B04 0.1+ 0.4- 090228 G96 0.1- 0.3-
090227 854 1.5+ 1.7+ 090227 B04 0.0 0.5-
090227 854 1.3+ 0.5+ 090227 B04 0.2- 0.0
Ephemeris:
2009 DC45 a,e,i = 1.41, 0.37, 3 q = 0.8889
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 02 28 10 47.21 +02 03.7 0.0259 1.016 174.0 5.9 20.2
2009 03 01 10 58.93 +04 00.7 0.0305 1.021 175.4 4.5 20.5
2009 03 02 11 07.59 +05 26.5 0.0352 1.026 175.6 4.3 20.8
2009 03 03 11 14.22 +06 31.6 0.0400 1.031 175.3 4.6 21.1
2009 03 04 11 19.43 +07 22.6 0.0448 1.036 174.8 4.9 21.4
2009 03 05 11 23.63 +08 03.2 0.0497 1.041 174.4 5.3 21.6
2009 03 06 11 27.08 +08 36.4 0.0546 1.046 174.1 5.6 21.8
2009 03 07 11 29.95 +09 03.7 0.0596 1.052 173.8 5.8 22.0
2009 03 08 11 32.38 +09 26.6 0.0646 1.057 173.6 6.0 22.2
2009 03 09 11 34.45 +09 45.9 0.0697 1.062 173.3 6.2 22.4
2009 03 10 11 36.23 +10 02.3 0.0748 1.067 173.1 6.5 22.6
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-D79
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