MPEC 2005-Y31 : 2005 YU3
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M.P.E.C. 2005-Y31 Issued 2005 Dec. 24, 02:47 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 YU3
Observations:
K05Y03U* C2005 12 22.48134 09 31 28.05 +24 09 28.7 19.5 V EY031703
K05Y03U C2005 12 22.48830 09 31 25.64 +24 09 37.6 20.8 V EY031703
K05Y03U C2005 12 22.49522 09 31 23.41 +24 09 49.3 20.1 V EY031703
K05Y03U C2005 12 22.50219 09 31 21.03 +24 09 58.8 19.9 V EY031703
K05Y03U C2005 12 22.53981 09 31 08.29 +24 10 49.9 19.8 V EY031703
K05Y03U C2005 12 22.54183 09 31 07.71 +24 10 54.4 19.3 V EY031703
K05Y03U C2005 12 22.54384 09 31 06.85 +24 10 57.9 20.0 V EY031703
K05Y03U C2005 12 22.54585 09 31 06.16 +24 11 00.1 20.0 V EY031703
K05Y03U C2005 12 23.97826 09 23 15.63 +24 43 43.5 19.9 R EY031143
K05Y03U C2005 12 23.98643 09 23 12.93 +24 43 53.8 18.9 R EY031143
K05Y03U C2005 12 23.99404 09 23 10.39 +24 44 04.5 19.9 R EY031143
K05Y03U C2005 12 24.05058 09 22 51.62 +24 45 17.5 EY031J95
K05Y03U C2005 12 24.05961 09 22 48.64 +24 45 29.7 EY031J95
K05Y03U C2005 12 24.07300 09 22 44.20 +24 45 46.6 19.4 R EY031J95
Observer details:
143 Gnosca. Observer S. Sposetti. 0.40-m f/4 reflector + CCD.
703 Catalina Sky Survey. Observer R. A. Kowalski. Measurers E. C. Beshore,
E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2005 YU3 PHA 0.042
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5 MPC
M 32.81622 (2000.0) P Q
n 0.23755573 Peri. 338.06519 +0.97231686 +0.23354504
a 2.5820166 Node 8.43949 -0.20604433 +0.87212289
e 0.8295511 Incl. 2.93908 -0.11020731 +0.42995159
P 4.15 H 19.8 G 0.15 U 9
Residuals in seconds of arc
051222 703 0.6- 0.1+ 051222 703 1.4+ 0.5+ 051223 143 0.1- 0.9+
051222 703 1.3- 0.9- 051222 703 1.1- 1.2+ 051224 J95 0.7- 0.2+
051222 703 0.3+ 1.0+ 051222 703 1.3- 0.5+ 051224 J95 0.4- 0.4+
051222 703 0.1+ 0.6+ 051223 143 0.2- 1.1+ 051224 J95 0.2- 0.5-
051222 703 0.0 1.2- 051223 143 0.0 0.4+
Ephemeris:
2005 YU3 a,e,i = 2.55, 0.83, 3 q = 0.4380
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2005 12 16 10 07.61 +21 11.8 0.398 1.219 117.3 45.8 20.0
2005 12 26 09 12.30 +25 26.0 0.449 1.361 140.5 27.3 20.0
2006 01 05 08 22.77 +27 45.2 0.531 1.496 161.2 12.2 20.0
2006 01 15 07 44.58 +28 31.9 0.644 1.624 172.7 4.4 20.3
2006 01 25 07 18.73 +28 27.5 0.786 1.748 161.5 10.3 21.1
2006 02 04 07 03.26 +28 02.2 0.952 1.865 148.6 16.0 21.9
Timothy B. Spahr (C) Copyright 2005 MPC M.P.E.C. 2005-Y31
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