MPEC 2009-A48 : 2009 AU1
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M.P.E.C. 2009-A48 Issued 2009 Jan. 8, 19:22 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 AU1
Observations:
K09A01U C2008 12 30.27550 06 13 19.66 -03 16 26.9 17.4 V EA048703
K09A01U C2008 12 30.28091 06 13 19.38 -03 16 23.2 17.7 V EA048703
K09A01U C2008 12 30.28631 06 13 19.16 -03 16 19.9 17.6 V EA048703
K09A01U C2008 12 30.29161 06 13 18.91 -03 16 17.0 17.6 V EA048703
K09A01U* C2009 01 03.28849 06 10 19.89 -02 29 56.9 18.0 R EA048G68
K09A01U C2009 01 03.32066 06 10 18.42 -02 29 33.7 18.2 R EA048G68
K09A01U C2009 01 04.28594 06 09 36.78 -02 17 54.4 18.0 R EA048G68
K09A01U C2009 01 04.29659 06 09 36.31 -02 17 46.8 18.1 R EA048G68
K09A01U C2009 01 04.30724 06 09 35.85 -02 17 39.1 17.9 R EA048G68
K09A01U C2009 01 04.31742 06 09 35.40 -02 17 31.9 18.3 R EA048G68
K09A01U C2009 01 05.57861 06 08 42.00 -02 01 56.7 16.9 C EA048E16
K09A01U C2009 01 05.58399 06 08 41.79 -02 01 52.8 17.4 C EA048E16
K09A01U C2009 01 05.58928 06 08 41.56 -02 01 49.1 17.2 C EA048E16
K09A01U C2009 01 05.59250 06 08 41.39 -02 01 46.3 17.4 C EA048E16
K09A01U C2009 01 06.93980 06 07 45.94 -01 45 02.3 18.1 C EA048B40
K09A01U C2009 01 06.94362 06 07 45.78 -01 44 59.1 17.7 C EA048B40
K09A01U C2009 01 06.94869 06 07 45.50 -01 44 54.7 18.0 C EA048B40
K09A01U C2009 01 06.95559 06 07 45.22 -01 44 50.1 17.6 C EA048B40
K09A01U C2009 01 07.04528 06 07 41.56 -01 43 43.9 EA048J95
K09A01U C2009 01 07.05110 06 07 41.34 -01 43 39.4 EA048J95
K09A01U C2009 01 07.05725 06 07 41.07 -01 43 34.7 18.0 R EA048J95
K09A01U 5C2009 01 07.33045106 07 30.083-01 40 06.60 18.6 R EA048673
K09A01U 5C2009 01 07.33495406 07 29.885-01 40 03.22 EA048673
K09A01U 5C2009 01 07.34108806 07 29.632-01 39 58.63 EA048673
K09A01U 5C2009 01 07.34456006 07 29.490-01 39 55.91 EA048673
K09A01U C2009 01 07.63252 06 07 18.00 -01 36 15.9 18.1 R EA048D35
K09A01U C2009 01 07.63372 06 07 17.95 -01 36 15.2 18.0 R EA048D35
K09A01U C2009 01 07.63502 06 07 17.90 -01 36 13.9 18.1 R EA048D35
K09A01U C2009 01 07.65039 06 07 17.19 -01 36 03.6 17.9 V EA048900
K09A01U C2009 01 07.66183 06 07 16.70 -01 35 54.6 18.1 V EA048900
K09A01U C2009 01 07.84894 06 07 09.45 -01 33 32.0 18.2 C EA048B40
K09A01U C2009 01 07.85551 06 07 09.25 -01 33 27.6 17.9 C EA048B40
K09A01U C2009 01 07.86080 06 07 08.97 -01 33 22.6 17.6 C EA048B40
K09A01U C2009 01 07.86872 06 07 08.67 -01 33 17.1 17.9 C EA048B40
K09A01U C2009 01 07.93201 06 07 06.12 -01 32 29.1 17.8 R EA048B20
K09A01U C2009 01 07.93429 06 07 06.03 -01 32 27.4 17.9 R EA048B20
K09A01U C2009 01 07.93581 06 07 05.99 -01 32 26.3 18.1 R EA048B20
K09A01U C2009 01 08.26154 06 06 53.06 -01 28 16.2 18.2 R EA048854
K09A01U C2009 01 08.27140 06 06 52.63 -01 28 08.2 18.4 R EA048854
K09A01U C2009 01 08.28114 06 06 52.24 -01 28 00.5 18.3 R EA048854
K09A01U C2009 01 08.28795 06 06 51.91 -01 27 55.2 18.0 R EA048H36
K09A01U C2009 01 08.30095 06 06 51.39 -01 27 46.1 18.1 R EA048H36
K09A01U C2009 01 08.30743 06 06 51.13 -01 27 41.0 17.8 R EA048H36
K09A01U %C2009 01 08.36520 06 06 48.75 -01 26 55.7 18.2 R EA048H06
K09A01U %C2009 01 08.38793 06 06 47.83 -01 26 38.6 18.3 R EA048H06
K09A01U %C2009 01 08.40876 06 06 47.00 -01 26 22.9 18.1 R EA048H06
Observer details:
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
703 Catalina Sky 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. 0.68-m Schmidt + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
B20 Observatorio Carmelita, Tiana. Observer J. M. Aymami. 0.25-m f/4.3
Schmidt-Cassegrain + CCD.
B40 Skylive Observatory, Catania. Observer F. Tozzi. 0.41-m f/10
Schmidt-Cassegrain + CCD + f/5.6 focal reducer.
D35 Lulin Observatory. Observer Q.-z. Ye. 0.41-m Ritchey-Chretien + CCD.
E16 Grove Creek Observatory, Trunkey. Observer F. Tozzi. 0.35-m f/10
Schmidt-Cassegrain + CCD.
G68 Sierra Stars Observatory, Markleeville. Observer F. Tozzi. 0.61-m
f/10 Cassegrain + CCD.
H06 RAS Observatory, Mayhill. Observers E. Guido, G. Sostero, P. Camilleri.
Measurers E. Guido, G. Sostero. P. Camilleri. 0.25-m f/3.4 reflector
+ CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2009 AU1
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 12.49426 (2000.0) P Q
n 0.10118275 Peri. 269.85714 +0.64815676 -0.69208824
a 4.5610523 Node 133.92389 +0.74499914 +0.66268704
e 0.4958528 Incl. 26.16971 -0.15769940 +0.28611143
P 9.74 H 14.3 G 0.15 U 6
Residuals in seconds of arc
081230 703 0.1- 0.3+ 090106 B40 0.6- 1.3+ 090107 B40 0.5- 0.3+
081230 703 0.4- 0.3+ 090106 B40 0.5- 0.6+ 090107 B40 0.1- 0.2-
081230 703 0.2+ 0.0 090107 J95 0.2- 0.1- 090107 B20 0.1+ 0.3-
081230 703 0.2+ 0.6- 090107 J95 0.2+ 0.0 090107 B20 0.2+ 0.4-
090103 G68 0.3+ 0.1+ 090107 J95 0.0 0.0 090107 B20 0.5+ 0.4-
090103 G68 0.1+ 0.1+ 090107 673 0.2+ 0.0 090108 854 0.2+ 0.4-
090104 G68 0.2- 0.1+ 090107 673 0.0 0.1- 090108 854 0.1- 0.0
090104 G68 0.1- 0.1- 090107 673 0.1+ 0.1- 090108 854 0.0 0.2+
090104 G68 0.1+ 0.1- 090107 673 0.1+ 0.1- 090108 H36 0.2+ 0.7+
090104 G68 0.1+ 0.4- 090107 D35 0.1- 0.1+ 090108 H36 0.4+ 0.1-
090105 E16 0.2- 0.0 090107 D35 0.0 0.1- 090108 H36 0.5+ 0.0
090105 E16 0.1+ 0.1- 090107 D35 0.0 0.2+ 090108 H06 0.3- 0.5+
090105 E16 0.2+ 0.4- 090107 900 0.0 0.3- 090108 H06 0.3- 0.1+
090105 E16 0.3- 0.1+ 090107 900 0.2- 0.1- 090108 H06 0.1- 0.2-
090106 B40 0.3+ 0.4+ 090107 B40 0.7- 0.0
090106 B40 0.3+ 0.7+ 090107 B40 0.4+ 0.6-
Ephemeris:
2009 AU1 a,e,i = 4.56, 0.50, 26 q = 2.2994
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 01 09 06 06.40 -01 18.7 1.729 2.629 150.3 10.7 18.3
2009 01 19 06 00.87 +00 55.4 1.805 2.665 144.1 12.5 18.5
2009 01 29 05 57.50 +03 14.7 1.905 2.703 136.2 14.6 18.7
2009 02 08 05 56.60 +05 31.9 2.026 2.742 127.6 16.6 18.9
2009 02 18 05 58.17 +07 41.8 2.166 2.782 118.9 18.1 19.1
2009 02 28 06 02.04 +09 41.3 2.319 2.823 110.5 19.2 19.4
2009 03 10 06 08.00 +11 28.4 2.484 2.865 102.3 19.8 19.6
2009 03 20 06 15.73 +13 02.5 2.655 2.907 94.4 20.0 19.7
2009 03 30 06 24.98 +14 23.7 2.831 2.950 86.9 19.8 19.9
2009 04 09 06 35.49 +15 32.2 3.008 2.994 79.6 19.2 20.0
2009 04 19 06 47.00 +16 28.5 3.185 3.038 72.5 18.4 20.2
2009 04 29 06 59.31 +17 13.3 3.358 3.082 65.6 17.3 20.3
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-A48
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