MPEC 2005-Y47 : 2005 YU55
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M.P.E.C. 2005-Y47 Issued 2005 Dec. 29, 12:43 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.
Supported in part by the Brinson Foundation
Supported in part by the TABASGO Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2005 YU55
Observations:
K05Y55U*FC2005 12 28.25072 06 53 24.60 +24 10 07.5 21.4 V EY047691
K05Y55U FC2005 12 28.26806 06 53 21.19 +24 10 11.7 21.4 V EY047691
K05Y55U FC2005 12 28.28596 06 53 17.67 +24 10 16.8 21.4 V EY047691
K05Y55U C2005 12 28.48219 06 52 38.22 +24 11 02.9 22.1 V EY047291
K05Y55U C2005 12 28.48684 06 52 37.26 +24 11 04.2 22.1 V EY047291
K05Y55U HC2005 12 28.49159 06 52 36.38 +24 11 03.1 EY047291
K05Y55U C2005 12 29.17693 06 50 25.10 +24 13 51.3 EY047734
K05Y55U C2005 12 29.18029 06 50 24.62 +24 13 52.0 22.6 V EY047291
K05Y55U C2005 12 29.18483 06 50 23.78 +24 13 53.4 21.7 V EY047291
K05Y55U C2005 12 29.18916 06 50 22.89 +24 13 54.7 21.6 V EY047291
K05Y55U C2005 12 29.19906 06 50 20.72 +24 13 54.7 EY047734
K05Y55U C2005 12 29.22125 06 50 16.26 +24 14 01.7 20.7 R EY047734
Observer details:
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
691 Steward Observatory, Kitt Peak. Observer R. S. McMillan. 0.9-m f/3
reflector + CCD.
734 Farpoint Observatory. Observer G. Hug. Measurer D. Tibbets. 0.7-m
reflector + CCD.
Orbital elements:
2005 YU55
Epoch 2005 Dec. 16.0 TT = JDT 2453720.5 MPC
M 169.11098 (2000.0) P Q
n 0.89504426 Peri. 273.04385 +0.14266712 +0.98977053
a 1.0663662 Node 5.15848 -0.90533720 +0.13074975
e 0.3258279 Incl. 0.39490 -0.40001332 +0.05708585
P 1.10 H 22.4 G 0.15
From 12 observations 2005 Dec. 28-29. E-assumed.
Ephemeris:
2005 YU55 a,e,i = 1.07, 0.33, 0 q = 0.7189
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2005 12 26 07 00.57 +24 00.1 0.434 1.414 170.3 6.7 21.8
2006 01 05 06 28.15 +24 34.0 0.432 1.412 171.9 5.6 21.8
2006 01 15 05 58.46 +24 38.7 0.452 1.406 155.0 17.2 22.3
2006 01 25 05 36.65 +24 24.7 0.490 1.395 139.9 27.0 22.8
2006 02 04 05 24.38 +24 07.7 0.540 1.379 126.9 34.8 23.2
2006 02 14 05 20.85 +23 56.5 0.596 1.359 116.0 40.8 23.5
2006 02 24 05 24.30 +23 52.2 0.653 1.333 106.7 45.3 23.8
Timothy B. Spahr (C) Copyright 2005 MPC M.P.E.C. 2005-Y47
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