MPEC 2007-V110: 2002 XY4
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M.P.E.C. 2007-V110 Issued 2007 Nov. 14, 13:24 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
2002 XY4
Revision to MPEC 2002-X40
Additional Observations:
K02X04Y 5C2007 11 11.44468 07 37 46.83 +45 39 39.3 21.2 R EV110673
K02X04Y 5C2007 11 11.45162 07 37 47.00 +45 39 34.5 EV110673
K02X04Y 5C2007 11 11.45602 07 37 47.11 +45 39 31.4 EV110673
K02X04Y 5C2007 11 11.47060 07 37 47.48 +45 39 21.3 EV110673
K02X04Y 5C2007 11 14.42639 07 39 09.17 +45 02 08.3 21.2 R EV110673
K02X04Y 5C2007 11 14.43206 07 39 09.26 +45 02 04.2 EV110673
K02X04Y 5C2007 11 14.43715 07 39 09.35 +45 01 59.9 EV110673
K02X04Y 5C2007 11 14.44190 07 39 09.43 +45 01 56.3 EV110673
Observer details:
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
071111 673 20.5+ 23.0- 071114 673 21.6+ 24.3- MPO 48302 -0.0092 day
Orbital elements:
2002 XY4 Earth MOID = 0.1421 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 309.37470 (2000.0) P Q
n 0.39358179 Peri. 273.74664 -0.72986480 +0.03133751
a 1.8440784 Node 269.05903 +0.22212502 -0.93386893
e 0.5701811 Incl. 43.07577 -0.64649659 -0.35623978
P 2.50 H 19.0 G 0.15 U 2
Residuals in seconds of arc
021205 704 0.2- 0.3+ 021210 649 0.0 0.4+ 021227 413 0.2- 0.2+
021205 704 0.4- 0.5+ 021210 649 0.0 0.3+ 021228 413 0.0 0.3-
021205 704 0.0 0.5+ 021210 926 0.1- 0.4+ 021228 413 0.1+ 0.1-
021205 704 0.6- 0.1- 021210 926 0.1+ 0.4- 021228 413 0.1+ 0.1-
021205 704 0.4- 0.4+ 021210 926 0.1+ 0.5- 021229 413 0.1+ 0.1-
021206 649 0.2+ 0.2- 021211 704 0.4- 0.1- 021229 413 0.1- 0.1-
021206 649 0.2+ 0.4- 021211 704 0.2+ 0.4+ 021229 413 0.0 0.0
021206 649 0.1+ 0.1- 021211 704 0.0 0.6+ 021230 704 0.2+ 0.8+
021206 649 0.6+ 0.1- 021212 704 0.8+ 0.2- 021230 704 0.1- 0.6+
021206 446 0.5- 0.7- 021212 670 1.1- 0.3+ 021230 704 0.1- 0.6+
021206 446 0.9- 1.2- 021212 704 0.7+ 0.5- 021230 704 0.3+ 0.7+
021206 446 1.3- 1.9- 021212 704 0.2+ 0.7- 030102 E14 0.5- 1.0-
021206 704 0.4+ 0.9+ 021212 670 0.3+ 1.2+ 030102 E14 0.5- 1.4-
021206 446 0.4- 0.8- 021212 926 1.6+ 1.0+ 030102 E14 0.3- 1.1-
021206 446 1.4- 0.8- 021212 926 0.4+ 0.3+ 030111 E14 0.0 0.3-
021206 704 0.0 0.3+ 021212 926 0.5+ 0.0 030111 E14 0.3- 0.4-
021206 446 0.3- 0.4- 021213 246 0.0 0.2+ 030111 E14 0.3- 0.5-
021206 704 0.0 0.2+ 021213 246 0.4+ 0.5+ 030129 413 0.5+ 0.2-
021206 704 0.1- 0.3+ 021213 246 0.3+ 0.2+ 030129 413 0.5+ 0.2+
021206 926 0.1- 1.4- 021213 246 0.3+ 0.3+ 030129 413 0.4+ 0.0
021206 926 0.8+ 0.5+ 021213 246 0.3+ 0.5+ 030130 413 0.7+ 0.3+
021206 926 0.6- 1.2- 021213 246 0.0 0.6+ 030130 413 0.1+ 0.1+
021206 734 (1.0- 2.3-) 021213 413 0.2+ 0.1- 030130 413 0.1+ 0.1+
021206 734 0.2+ 0.5- 021213 413 0.0 0.4- 030422 413 0.0 0.3-
021206 734 0.4+ 1.5- 021215 448 0.1+ 0.0 030423 413 0.2- 0.1+
021207 704 0.2+ 0.1- 021215 448 0.1+ 0.0 071111 673 0.5+ 0.1-
021207 704 0.5+ 0.4- 021215 448 0.2+ 0.0 071111 673 0.2+ 0.1-
021207 704 0.5+ 0.0 021218 587 0.6+ 0.3+ 071111 673 0.0 0.1-
021207 704 0.3- 0.2- 021218 587 0.1- 0.5+ 071111 673 0.4- 0.1-
021207 704 0.1- 0.3- 021218 587 1.1- 0.4+ 071114 673 0.0 0.1-
021210 858 0.1+ 0.6- 021222 844 0.6- 1.7+ 071114 673 0.1- 0.3+
021210 858 0.4- 0.4+ 021222 844 (3.8- 1.9-) 071114 673 0.1- 0.0
021210 858 0.1- 0.3+ 021227 413 0.1+ 0.0 071114 673 0.1- 0.2+
021210 649 0.1- 0.3+ 021227 413 0.1- 0.1-
Ephemeris:
2002 XY4 a,e,i = 1.84, 0.57, 43 q = 0.7926
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 11 06 07 33.97 +46 36.6 0.973 1.639 113.1 33.8 21.4
2007 11 16 07 39.64 +44 40.1 0.796 1.558 121.2 32.9 20.8
2007 11 26 07 38.39 +41 30.3 0.626 1.474 130.7 30.5 20.1
2007 12 06 07 26.95 +35 49.3 0.468 1.389 143.0 25.3 19.2
2007 12 16 07 00.38 +24 27.5 0.333 1.301 159.7 15.2 18.0
2007 12 26 06 13.26 +01 29.8 0.244 1.214 158.1 17.6 17.3
2008 01 05 05 04.89 -29 36.4 0.242 1.126 120.8 48.6 18.0
2008 01 15 03 47.10 -49 42.3 0.313 1.042 91.8 70.7 19.0
2008 01 25 02 35.05 -58 32.3 0.410 0.962 74.8 80.9 19.8
2008 02 04 01 31.81 -62 09.2 0.509 0.892 64.3 84.7 20.3
2008 02 14 00 34.56 -62 59.0 0.600 0.837 57.7 85.1 20.5
2008 02 24 23 43.70 -61 34.3 0.678 0.803 53.7 83.4 20.6
2008 03 05 23 03.54 -58 04.7 0.740 0.793 52.0 80.6 20.7
2008 03 15 22 36.25 -52 56.0 0.785 0.810 52.5 77.1 20.7
2008 03 25 22 19.86 -46 41.4 0.813 0.850 54.9 73.6 20.8
2008 04 04 22 10.74 -39 48.8 0.824 0.910 58.9 70.2 20.8
2008 04 14 22 05.39 -32 35.0 0.821 0.983 64.3 66.9 20.9
2008 04 24 22 01.17 -25 06.4 0.806 1.064 71.0 63.3 20.9
2008 05 04 21 56.12 -17 24.3 0.785 1.150 78.7 59.3 20.9
2008 05 14 21 48.57 -09 29.1 0.762 1.238 87.4 54.7 20.9
2008 05 24 21 37.16 -01 25.7 0.743 1.325 96.8 49.3 20.8
2008 06 03 21 20.75 +06 31.1 0.734 1.412 106.7 43.5 20.8
2008 06 13 20 58.78 +13 52.0 0.740 1.497 116.2 37.5 20.7
2008 06 23 20 31.97 +19 59.2 0.767 1.580 124.2 32.2 20.8
2008 07 03 20 02.57 +24 20.6 0.817 1.660 129.5 28.2 20.9
2008 07 13 19 34.05 +26 45.5 0.889 1.738 131.4 26.0 21.1
2008 07 23 19 09.64 +27 29.4 0.982 1.813 130.2 25.3 21.4
2008 08 02 18 51.10 +27 00.4 1.093 1.885 126.8 25.5 21.7
2008 08 12 18 38.75 +25 46.9 1.217 1.954 122.1 26.1 22.1
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-V110
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