MPEC 2009-D81 : 2009 DM45
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M.P.E.C. 2009-D81 Issued 2009 Feb. 28, 22:24 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 DM45
Observations:
K09D45M* C2009 02 25.20777 09 40 08.21 +15 36 36.4 15.8 V ED081B01
K09D45M C2009 02 25.20793 09 40 07.64 +15 36 22.2 16.3 V ED081B01
K09D45M C2009 02 25.20931 09 40 04.78 +15 34 35.8 16.1 V ED081B01
K09D45M C2009 02 25.20947 09 40 04.08 +15 34 18.5 16.4 V ED081B01
K09D45M C2009 02 25.21099 09 40 00.44 +15 32 12.0 15.8 V ED081B01
K09D45M C2009 02 28.56498 08 49 33.52 -15 39 07.5 16.0 V ED081E12
K09D45M C2009 02 28.57345 08 49 30.07 -15 40 51.0 16.2 V ED081E12
K09D45M C2009 02 28.58181 08 49 26.68 -15 42 33.4 16.2 V ED081E12
K09D45M C2009 02 28.59105 08 49 22.90 -15 44 25.6 16.2 V ED081E12
K09D45M C2009 02 28.61096 08 49 14.945-15 48 25.25 16.4 V ED081E12
K09D45M C2009 02 28.61220 08 49 14.448-15 48 40.28 16.3 V ED081E12
K09D45M C2009 02 28.66291 08 48 54.947-15 58 39.52 16.2 V ED081E12
K09D45M C2009 02 28.66470 08 48 54.279-15 59 00.35 16.4 V ED081E12
K09D45M C2009 02 28.70755 08 48 38.807-16 07 14.61 16.4 V ED081E12
K09D45M C2009 02 28.70935 08 48 38.174-16 07 35.19 16.4 V ED081E12
K09D45M C2009 02 28.76786 08 48 36.03 -16 22 26.6 16.1 R ED081B04
K09D45M C2009 02 28.77719 08 48 32.54 -16 24 14.3 16.1 R ED081B04
K09D45M C2009 02 28.78537 08 48 29.54 -16 25 47.6 15.9 R ED081B04
K09D45M C2009 02 28.81942 08 48 16.34 -16 32 15.6 16.1 V ED081595
K09D45M C2009 02 28.82278 08 48 15.11 -16 32 53.2 16.1 V ED081595
K09D45M C2009 02 28.83649 08 48 11.59 -16 35 29.8 ED081J95
K09D45M C2009 02 28.83875 08 48 10.79 -16 35 55.2 ED081J95
K09D45M C2009 02 28.84103 08 48 09.98 -16 36 20.4 16.1 R ED081J95
K09D45M C2009 02 28.85704 08 48 02.71 -16 39 13.4 16.6 R ED081235
K09D45M C2009 02 28.87576 08 47 55.90 -16 42 38.9 16.4 R ED081235
K09D45M C2009 02 28.90347 08 47 46.19 -16 47 35.3 16.3 V ED081B33
K09D45M C2009 02 28.90668 08 47 45.06 -16 48 10.1 16.3 V ED081B33
K09D45M C2009 02 28.91474 08 47 42.13 -16 49 36.2 16.5 V ED081B33
Observer details:
235 CAST Observatory, Talmassons. Observer R. Ligustri. 0.35-m f/5 reflector
+ CCD.
595 Farra d'Isonzo. Observers L. Bittesini, E. Pettarin, F. Piani. Measurer
L. Bittesini. 0.40-m f/4.5 reflector + CCD.
B01 Taunus Observatory, Frankfurt. Observers R. Kling, U. Zimmer, E. Schwab.
Measurer E. Schwab. 0.6-m f/3.3 Cassegrain + CCD.
B04 OAVdA, Saint-Barthelemy. Observer A. Carbognani. 0.81-m f/7.9 reflector
+ CCD.
B33 Libbiano Observatory, Peccioli. Observers P. Bacci, R. Emilio. Measurer
P. Bacci. 0.5-m f/10 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.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2009 DM45 PHA, Earth MOID = 0.0059 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 340.42429 (2000.0) P Q
n 0.77716465 Peri. 90.74502 +0.34581297 -0.92094832
a 1.1716395 Node 336.40161 +0.57760046 +0.35980952
e 0.3674986 Incl. 26.66138 +0.73945325 +0.14963722
P 1.27 H 21.4 G 0.15 U 7
Residuals in seconds of arc
090225 B01 (3.2+ 0.9+) 090228 E12 0.1- 0.1- 090228 J95 0.1- 0.1+
090225 B01 0.3+ 0.4- 090228 E12 0.0 0.1- 090228 J95 0.1- 0.1-
090225 B01 (4.5+ 4.7+) 090228 E12 0.0 0.1- 090228 J95 0.1- 0.1+
090225 B01 0.3- 0.4+ 090228 E12 0.1+ 0.1- 090228 235 0.5+ 0.2+
090225 B01 (2.8- 3.4-) 090228 E12 0.0 0.1- 090228 235 0.3+ 0.3-
090228 E12 0.4- 0.1+ 090228 B04 (4.2+ 0.3+) 090228 B33 0.3- 0.0
090228 E12 0.0 0.3+ 090228 B04 (2.1+ 0.1-) 090228 B33 0.1+ 0.3-
090228 E12 0.3+ 0.1- 090228 B04 1.3+ 0.2+ 090228 B33 0.3- 0.0
090228 E12 0.2- 0.1- 090228 595 0.0 0.0
090228 E12 0.0 0.0 090228 595 0.0 0.0
Ephemeris:
2009 DM45 a,e,i = 1.17, 0.37, 27 q = 0.7411
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 02 28 08 53.29 -13 28.5 0.0424 1.026 145.1 33.5 16.0
2009 03 10 08 32.01 -26 16.4 0.142 1.088 129.0 45.2 19.1
2009 03 20 08 33.03 -27 50.4 0.244 1.148 123.5 46.3 20.4
2009 03 30 08 39.46 -27 57.8 0.347 1.207 119.2 46.2 21.3
2009 04 09 08 49.25 -27 42.7 0.450 1.261 115.3 45.9 21.9
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-D81
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