MPEC 2009-D69 : 2009 DZ42
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M.P.E.C. 2009-D69 Issued 2009 Feb. 27, 15:45 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 DZ42
Observations:
K09D42Z* C2009 02 26.12849 04 35 26.80 +04 13 11.2 19.4 V ED069703
K09D42Z C2009 02 26.14436 04 35 32.60 +04 12 40.4 19.4 V ED069703
K09D42Z C2009 02 26.15238 04 35 35.55 +04 12 21.5 19.6 V ED069703
K09D42Z C2009 02 26.16178 04 35 38.94 +04 12 01.8 19.7 V ED069703
K09D42Z C2009 02 26.16256 04 35 39.19 +04 12 00.7 19.8 V ED069703
K09D42Z C2009 02 26.16333 04 35 39.51 +04 11 59.2 19.9 V ED069703
K09D42Z C2009 02 26.16412 04 35 39.76 +04 11 56.4 19.9 V ED069703
K09D42Z C2009 02 26.19732 04 35 51.86 +04 10 46.5 19.6 V ED069703
K09D42Z C2009 02 26.19802 04 35 52.11 +04 10 45.2 19.6 V ED069703
K09D42Z C2009 02 26.19880 04 35 52.44 +04 10 43.4 20.0 V ED069703
K09D42Z C2009 02 26.19958 04 35 52.72 +04 10 41.9 19.4 V ED069703
K09D42Z C2009 02 26.20375 04 35 54.34 +04 10 32.4 20.4 R ED069651
K09D42Z C2009 02 26.20451 04 35 54.54 +04 10 30.9 20.4 R ED069651
K09D42Z C2009 02 26.20527 04 35 54.98 +04 10 29.5 20.5 R ED069651
K09D42Z C2009 02 26.20603 04 35 55.17 +04 10 27.6 20.5 R ED069651
K09D42Z C2009 02 27.13310 04 41 40.70 +03 37 40.9 19.1 V ED069703
K09D42Z C2009 02 27.13372 04 41 41.10 +03 37 39.1 19.9 V ED069703
K09D42Z C2009 02 27.13433 04 41 41.20 +03 37 37.1 19.7 V ED069703
K09D42Z C2009 02 27.13485 04 41 41.49 +03 37 36.7 19.7 V ED069703
K09D42Z C2009 02 27.13868 04 41 42.93 +03 37 28.1 19.4 V ED069G96
K09D42Z C2009 02 27.13936 04 41 43.18 +03 37 26.2 19.4 V ED069G96
K09D42Z C2009 02 27.14339 04 41 44.66 +03 37 17.4 19.4 V ED069G96
K09D42Z C2009 02 27.14407 04 41 44.91 +03 37 15.9 19.5 V ED069G96
K09D42Z C2009 02 27.14818 04 41 46.39 +03 37 08.1 19.5 V ED069G96
K09D42Z C2009 02 27.14887 04 41 46.64 +03 37 06.0 19.3 V ED069G96
K09D42Z C2009 02 27.15292 04 41 48.12 +03 36 57.9 19.4 V ED069G96
K09D42Z C2009 02 27.15360 04 41 48.37 +03 36 55.9 19.3 V ED069G96
K09D42Z tC2009 02 27.15431 04 41 48.59 +03 36 55.4 20.0 V ED069291
K09D42Z tC2009 02 27.16187 04 41 51.38 +03 36 39.6 20.1 V ED069291
K09D42Z C2009 02 27.18601 04 42 00.14 +03 35 47.0 19.0 R ED069H01
K09D42Z C2009 02 27.19084 04 42 01.91 +03 35 36.7 19.0 R ED069H01
K09D42Z C2009 02 27.19655 04 42 04.00 +03 35 24.6 19.2 R ED069H01
K09D42Z C2009 02 27.27338 04 42 32.86 +03 33 05.0 20.5 V ED069F84
K09D42Z C2009 02 27.28801 04 42 38.15 +03 32 33.1 20.6 V ED069F84
K09D42Z C2009 02 27.30327 04 42 43.71 +03 32 01.0 20.3 V ED069F84
K09D42Z C2009 02 27.39005 04 43 16.52 +03 29 07.2 ED069474
K09D42Z C2009 02 27.39120 04 43 16.92 +03 29 03.9 19.6 R ED069474
K09D42Z C2009 02 27.39288 04 43 17.64 +03 28 59.9 ED069474
K09D42Z C2009 02 27.39462 04 43 18.19 +03 28 56.6 19.4 R ED069474
Observer details:
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
474 Mount John Observatory, Lake Tekapo. Observer A. C. Gilmore. Measurer
P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian 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.
F84 Hibiscus Observatory, Punaauia. Observer N. Teamo. 0.35-m f/2.0 Schmidt
+ 1392x1040 CCD.
G96 Mt. Lemmon 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. 1.5-m reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
Orbital elements:
2009 DZ42 PHA, Earth MOID = 0.0372 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 342.47253 (2000.0) P Q
n 0.24896057 Peri. 184.33912 -0.48808347 -0.84876010
a 2.5025475 Node 294.99048 +0.80737850 -0.35053393
e 0.5923238 Incl. 12.96964 +0.33153354 -0.39589425
P 3.96 H 19.6 G 0.15 U 9
Residuals in seconds of arc
090226 703 0.3- 1.3- 090226 651 (3.0+ 0.1-) 090227 G96 0.9+ 0.6-
090226 703 0.3+ 1.6+ 090226 651 1.7+ 0.3- 090227 291 0.1+ 0.2+
090226 703 0.8+ 0.3- 090227 703 2.0- 0.7+ 090227 291 0.6+ 0.5+
090226 703 0.3+ 0.0 090227 703 0.6+ 0.2+ 090227 H01 0.6+ 0.2+
090226 703 0.2- 0.6+ 090227 703 1.2- 0.5- 090227 H01 0.5+ 0.2+
090226 703 0.4+ 0.7+ 090227 703 0.3+ 0.3+ 090227 H01 0.5+ 0.2+
090226 703 0.2- 0.4- 090227 G96 0.9+ 0.2- 090227 F84 1.3+ 0.8+
090226 703 0.3- 0.3+ 090227 G96 1.0+ 0.6- 090227 F84 0.6+ 0.1+
090226 703 0.4- 0.5+ 090227 G96 1.1+ 0.9- 090227 F84 0.4+ 0.5+
090226 703 0.2+ 0.4+ 090227 G96 1.2+ 0.9- 090227 474 0.3+ 1.0+
090226 703 0.2+ 0.5+ 090227 G96 0.9+ 0.0 090227 474 0.0 0.1+
090226 651 1.8+ 0.4- 090227 G96 0.9+ 0.6- 090227 474 1.6+ 0.3-
090226 651 0.6+ 0.3- 090227 G96 0.9+ 0.1- 090227 474 0.2+ 0.1+
Ephemeris:
2009 DZ42 a,e,i = 2.50, 0.59, 13 q = 1.0202
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 02 28 04 47.08 +03 07.2 0.333 1.052 91.2 70.3 19.8
2009 03 10 05 49.15 -02 35.3 0.347 1.090 96.8 64.8 19.8
2009 03 20 06 47.98 -07 19.2 0.382 1.141 102.4 58.5 19.9
2009 03 30 07 40.85 -10 40.1 0.436 1.201 107.1 52.7 20.1
2009 04 09 08 27.03 -12 48.0 0.506 1.268 110.2 47.8 20.4
2009 04 19 09 07.00 -14 04.9 0.592 1.341 111.7 44.1 20.8
2009 04 29 09 41.89 -14 51.5 0.691 1.417 111.8 41.3 21.2
2009 05 09 10 12.79 -15 23.9 0.804 1.496 110.6 39.2 21.6
2009 05 19 10 40.57 -15 51.2 0.929 1.575 108.5 37.5 21.9
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-D69
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