MPEC 2005-Y18 : 2005 YS
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M.P.E.C. 2005-Y18 Issued 2005 Dec. 22, 17:22 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.
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 YS
Observations:
K05Y00S* C2005 12 21.13684 00 17 22.10 +52 38 13.0 18.3 EY018704
K05Y00S C2005 12 21.15004 00 17 24.13 +52 36 52.2 18.6 EY018704
K05Y00S C2005 12 21.16351 00 17 26.18 +52 35 29.8 18.6 EY018704
K05Y00S C2005 12 21.17692 00 17 28.27 +52 34 07.4 18.9 EY018704
K05Y00S C2005 12 21.18986 00 17 30.29 +52 32 48.0 18.7 EY018704
K05Y00S C2005 12 22.00980 00 19 48.92 +51 10 51.3 18.5 R EY018734
K05Y00S C2005 12 22.01060 00 19 49.03 +51 10 46.6 18.4 R EY018734
K05Y00S C2005 12 22.01302 00 19 49.41 +51 10 32.0 EY018734
K05Y00S C2005 12 22.01505 00 19 49.69 +51 10 20.3 EY018734
K05Y00S C2005 12 22.01582 00 19 49.77 +51 10 14.8 EY018734
K05Y00S C2005 12 22.01660 00 19 49.87 +51 10 10.6 18.7 R EY018734
K05Y00S C2005 12 22.12534 00 20 06.22 +50 59 26.3 EY018701
K05Y00S C2005 12 22.13575 00 20 07.70 +50 58 23.7 EY018701
Observer details:
701 Junk Bond Observatory, Sierra Vista. Observer D. Healy. 0.81-m f/4.4
Ritchey-Chretien + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, L. Manguso,
D. Torres, R. Kracke, A. Milner, H. Love. Measurers J. Stuart, R. Sayer,
J. Evans, J. Kommers. 1.0-m f/2.15 reflector + CCD.
734 Farpoint Observatory. Observer G. Hug. 0.7-m reflector + CCD.
Orbital elements:
2005 YS PHA 0.046
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5 MPC
M 313.15934 (2000.0) P Q
n 1.62572090 Peri. 328.06966 -0.21586691 +0.91771834
a 0.7163172 Node 287.58772 -0.80602920 -0.36023602
e 0.5432472 Incl. 20.47570 -0.55110652 +0.16740090
P 0.61 H 19.3 G 0.15 U 9
Residuals in seconds of arc
051221 704 0.1- 0.1- 051222 734 0.0 0.1+ 051222 734 0.3- 0.1-
051221 704 0.0 0.1- 051222 734 0.0 0.2+ 051222 701 0.1+ 0.1+
051221 704 0.1- 0.1+ 051222 734 0.3+ 0.0 051222 701 0.1- 0.0
051221 704 0.1+ 0.0 051222 734 0.1+ 0.4+
051221 704 0.2+ 0.1+ 051222 734 0.2- 0.6-
Ephemeris:
2005 YS a,e,i = 0.72, 0.54, 21 q = 0.3264
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2005 12 16 00 00.35 +61 32.8 0.246 1.105 113.4 54.8 18.5
2005 12 26 00 29.75 +44 49.8 0.267 1.096 108.2 58.5 18.7
2006 01 05 00 49.88 +31 28.8 0.304 1.074 99.1 64.7 19.2
2006 01 15 01 06.20 +21 35.7 0.349 1.038 89.0 71.4 19.6
2006 01 25 01 19.67 +14 08.8 0.393 0.988 79.0 78.0 20.0
2006 02 04 01 29.97 +08 07.4 0.432 0.923 68.9 85.2 20.3
Timothy B. Spahr (C) Copyright 2005 MPC M.P.E.C. 2005-Y18
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