MPEC 2004-Y45 : 2004 YU5
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M.P.E.C. 2004-Y45 Issued 2004 Dec. 21, 23:35 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
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2004 YU5
Observations:
K04Y05U* C2004 12 20.21094 01 44 12.68 +72 11 41.4 19.1 EY045704
K04Y05U C2004 12 20.23931 01 44 24.86 +72 10 54.1 19.0 EY045704
K04Y05U C2004 12 20.25389 01 44 30.85 +72 10 29.8 19.2 EY045704
K04Y05U C2004 12 20.26718 01 44 36.58 +72 10 07.4 19.2 EY045704
K04Y05U 5C2004 12 21.09977 01 50 41.92 +71 47 18.7 19.8 R EY045673
K04Y05U 5C2004 12 21.10520 01 50 44.14 +71 47 09.6 EY045673
K04Y05U 5C2004 12 21.11285 01 50 47.22 +71 46 56.2 EY045673
K04Y05U 5C2004 12 21.12118 01 50 50.63 +71 46 42.1 EY045673
K04Y05U C2004 12 21.13318 01 50 54.84 +71 46 20.9 18.9 EY045704
K04Y05U C2004 12 21.14822 01 51 01.08 +71 45 56.5 19.4 EY045704
K04Y05U C2004 12 21.17754 01 51 13.21 +71 45 05.4 19.1 EY045704
K04Y05U C2004 12 21.19134 01 51 18.82 +71 44 41.9 19.4 EY045704
K04Y05U C2004 12 21.73661 01 55 16.81 +71 28 53.9 19.2 R EY045118
K04Y05U C2004 12 21.73963 01 55 18.17 +71 28 48.0 18.9 R EY045118
K04Y05U C2004 12 21.74723 01 55 20.97 +71 28 35.0 19.4 R EY045118
Observer details:
118 Modra. Observers J. Vilagi, L. Kornos. 0.6-m f/5.5 reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.6-m
reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
H. Stange, A. Milner. Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
1.0-m f/2.15 reflector + CCD.
Orbital elements:
2004 YU5
Epoch 2004 Dec. 21.0 TT = JDT 2453360.5 MPC
M 358.44000 (2000.0) P Q
n 0.26519761 Peri. 141.65861 +0.02502449 -0.93824602
a 2.3993281 Node 304.22259 +0.78292994 +0.23302153
e 0.4705287 Incl. 24.66534 +0.62160638 -0.25572519
P 3.72 H 18.7 G 0.15
From 15 observations 2004 Dec. 20-21.
Ephemeris:
2004 YU5 a,e,i = 2.40, 0.47, 25 q = 1.2704
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 12 21 01 49.95 +71 49.9 0.447 1.272 120.9 41.6 19.1
2004 12 31 02 57.68 +65 38.4 0.421 1.271 124.7 39.5 18.9
2005 01 10 03 51.79 +56 37.9 0.412 1.279 128.0 37.3 18.8
2005 01 20 04 33.29 +46 00.5 0.425 1.295 129.3 36.0 18.9
2005 01 30 05 06.16 +35 32.4 0.462 1.319 127.6 36.3 19.1
2005 02 09 05 33.64 +26 32.2 0.524 1.350 123.8 37.4 19.5
2005 02 19 05 57.98 +19 25.5 0.605 1.387 119.1 38.5 19.9
2005 03 01 06 20.42 +14 01.0 0.701 1.430 114.2 39.2 20.3
2005 03 11 06 41.70 +09 55.3 0.810 1.477 109.6 39.3 20.7
2005 03 21 07 02.34 +06 45.8 0.927 1.527 105.1 39.0 21.0
2005 03 31 07 22.55 +04 14.8 1.052 1.581 100.8 38.4 21.3
2005 04 10 07 42.48 +02 09.3 1.183 1.636 96.6 37.5 21.6
2005 04 20 08 02.23 +00 19.9 1.319 1.693 92.6 36.3 21.9
Timothy B. Spahr (C) Copyright 2004 MPC M.P.E.C. 2004-Y45
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