MPEC 2008-W18 : 2004 XK3
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M.P.E.C. 2008-W18 Issued 2008 Nov. 20, 00:16 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
2004 XK3
Revision to MPEC 2004-X12
Additional Observations:
K04X03K C2008 11 19.25897 01 51 27.54 +07 22 35.8 15.4 EW018704
K04X03K C2008 11 19.27139 01 52 23.89 +07 32 57.2 15.2 EW018704
K04X03K C2008 11 19.28387 01 53 20.20 +07 43 14.3 15.1 EW018704
K04X03K C2008 11 19.29640 01 54 16.36 +07 53 27.3 15.0 EW018704
K04X03K C2008 11 19.30903 01 55 12.57 +08 03 36.1 15.0 EW018704
K04X03K C2008 11 19.94223202 36 13.78 +14 28 32.1 14.3 R EW018J95
K04X03K C2008 11 19.94273102 36 15.15 +14 28 45.9 14.3 R EW018J95
K04X03K C2008 11 19.94353002 36 17.33 +14 29 07.9 14.4 R EW018J95
K04X03K C2008 11 19.94656902 36 25.64 +14 30 31.6 14.5 R EW018J95
K04X03K C2008 11 19.95006902 36 35.17 +14 32 07.6 14.6 R EW018J95
K04X03K C2008 11 19.97884 02 37 35.40 +14 48 17.8 13.7 C EW018B40
K04X03K C2008 11 19.97942 02 37 36.92 +14 48 32.6 13.8 C EW018B40
K04X03K C2008 11 19.98018 02 37 38.91 +14 48 53.1 14.1 C EW018B40
K04X03K C2008 11 19.98058 02 37 39.99 +14 49 03.1 14.1 C EW018B40
K04X03K C2008 11 19.98095 02 37 41.01 +14 49 12.6 14.1 C EW018B40
Observer details:
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
B40 Skylive Observatory, Catania. Observer F. Tozzi. 0.41-m f/10
Schmidt-Cassegrain + CCD + f/5.6 focal reducer.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
081119 70458.32+22.18+ 081119 B4063.28+27.27+ MPO 74441 -0.12 day
Orbital elements:
2004 XK3 Earth MOID = 0.0012 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 40.60629 (2000.0) P Q
n 0.72433612 Peri. 304.59516 +0.99878879 -0.04404211
a 1.2279366 Node 57.93833 +0.04916623 +0.91064639
e 0.2606158 Incl. 1.48331 -0.00190901 +0.41083261
P 1.36 H 24.3 G 0.15 U 2
Residuals in seconds of arc
041203 699 0.2- 0.4- 041208 649 0.0 0.4- 041213 246 0.3+ 0.5+
041203 699 0.3+ 0.2+ 041208 649 0.2- 0.1- 041213 246 0.3+ 0.5+
041203 699 0.0 0.6+ 041208 246 0.6- 0.9+ 041213 246 0.6+ 0.9+
041203 699 0.6+ 1.2+ 041208 246 0.7- 1.2+ 041214 734 2.7+ 0.8+
041203 649 0.0 0.3- 041208 246 0.7- 1.0+ 041214 734 1.7+ 0.3+
041203 649 0.1+ 0.1+ 041208 246 0.9- 0.1- 041214 734 2.0+ 0.2-
041203 649 0.2- 0.5- 041208 246 1.5- 0.7+ 041214 291 0.1+ 0.1+
041203 673 (3.3- 1.6-) 041209 734 0.2- 0.5- 041214 291 0.1- 0.1+
041203 673 (5.3- 2.1-) 041209 734 0.3+ 0.0 041214 291 0.3+ 0.3+
041203 673 (3.7- 0.8-) 041209 734 0.2- 0.3- 041214 246 0.4+ 1.3-
041204 699 0.4+ 0.4- 041209 448 0.3+ 0.0 041214 246 0.2+ 0.7+
041204 699 0.4+ 0.2- 041209 448 0.1+ 0.0 041214 246 0.2+ 0.9-
041204 699 0.1+ 1.8+ 041209 448 0.2+ 0.2- 041214 246 0.1+ 0.1-
041204 699 1.4+ 0.0 041209 291 1.3- 0.3+ 041215 246 0.1+ 0.1-
041204 673 2.2- 0.1- 041209 291 0.2+ 0.4+ 041215 246 0.8- 0.9-
041204 G70 2.0+ 0.4+ 041209 291 1.9+ 0.8+ 041215 246 0.4- 0.2-
041204 673 0.9+ 0.3+ 041209 246 1.1+ 1.5+ 041215 246 0.6- 0.1+
041204 673 0.1- 0.0 041209 246 0.9+ 1.9+ 041216 715 1.8- 0.3-
041204 673 0.1+ 0.2- 041209 246 1.0+ 0.1+ 041216 715 0.2+ 0.6+
041204 673 0.9- 0.3+ 041209 246 0.6- 0.4- 041216 291 0.3+ 0.4-
041204 673 0.9- 0.9+ 041209 246 0.3- 0.5+ 041216 291 0.3+ 0.4-
041204 G70 0.5- 0.1- 041210 715 0.3- 0.3- 041216 291 0.6+ 0.5+
041204 649 0.6+ 0.2- 041210 715 0.2- 0.3- 041216 F65 0.4- 0.1-
041204 G70 0.4- 0.2- 041210 715 0.1+ 1.0- 041216 F65 0.1- 0.1-
041204 649 0.1+ 0.1- 041210 734 0.6- 0.5- 041216 F65 0.1- 0.1-
041204 649 0.5+ 0.2+ 041210 734 0.6- 0.1+ 041216 F65 0.2+ 0.2-
041204 649 0.3+ 0.3- 041210 734 0.3- 0.3+ 041217 734 0.5+ 0.2+
041204 246 0.5- 0.6+ 041210 246 1.2- 0.7+ 041217 734 0.1- 0.3-
041204 246 0.1- 0.8+ 041210 246 0.9- 0.3+ 041217 734 0.5- 0.7+
041204 246 0.0 0.1+ 041210 246 1.3- 0.2+ 041218 291 0.5+ 0.4+
041204 246 0.1- 0.7+ 041210 246 0.2+ 0.2+ 041218 291 0.8- 0.7-
041204 246 0.4- 0.5+ 041210 246 0.9- 0.1- 041218 291 0.6- 0.7-
041204 246 0.2- 0.3+ 041211 734 1.7+ 0.6- 041218 568 0.2- 0.0
041204 246 0.1- 0.4- 041211 734 0.2- 0.9- 041218 568 0.0 0.0
041206 J95 0.5+ 0.9- 041211 734 0.5- 0.7- 041219 715 0.1- 0.4-
041206 J95 0.8- 0.1- 041211 291 0.3+ 0.4+ 041219 715 1.3- 0.9+
041206 J95 0.1- 0.0 041211 291 0.8+ 0.3- 081119 704 0.2- 1.2+
041206 246 0.3+ 0.2- 041211 291 0.8+ 0.2- 081119 704 0.8- 0.2+
041206 246 0.4- 0.5+ 041211 246 0.4+ 0.4- 081119 704 0.3- 0.2-
041207 246 1.7- 1.2+ 041211 246 0.8+ 0.0 081119 704 0.0 0.8+
041207 246 1.6- 0.3- 041211 246 0.9+ 0.0 081119 704 0.7- 0.7+
041207 246 1.3- 1.0+ 041211 246 0.6+ 0.1- 081119 J95 0.0 0.2-
041207 246 1.5- 0.4+ 041212 715 0.3+ 0.3+ 081119 J95 0.1+ 0.2-
041207 246 1.4- 0.1- 041212 715 0.3- 0.0 081119 J95 0.0 0.2-
041207 587 0.6- 0.2+ 041212 715 1.1- 0.5+ 081119 J95 0.0 0.2-
041207 587 1.1- 0.7+ 041212 246 0.4+ 1.0+ 081119 J95 0.1- 0.2-
041207 587 1.3- 0.8+ 041212 246 0.1+ 0.2+ 081119 B40 0.6+ 0.2+
041208 734 0.6- 0.5+ 041212 246 0.3- 1.4+ 081119 B40 0.4+ 0.2-
041208 734 0.0 0.3- 041212 246 1.1- 1.1+ 081119 B40 0.2+ 0.5+
041208 734 0.7+ 0.6- 041212 246 0.4- 0.2+ 081119 B40 0.6+ 0.1+
041208 734 0.7+ 0.0 041212 246 0.2- 0.5+ 081119 B40 1.2+ 0.0
041208 734 1.7+ 0.4+ 041213 246 0.5- 0.8-
041208 649 0.3- 0.5- 041213 246 0.4- 1.0+
Ephemeris:
2004 XK3 a,e,i = 1.23, 0.26, 1 q = 0.9079
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 11 20 02 39.01 +15 04.1 0.00870 0.996 164.1 15.7 14.8
2008 11 21 03 14.63 +20 04.0 0.0122 1.000 172.4 7.5 15.3
2008 11 22 03 35.09 +22 36.9 0.0158 1.003 175.5 4.4 15.7
2008 11 23 03 48.15 +24 06.7 0.0196 1.007 175.9 4.0 16.1
2008 11 24 03 57.15 +25 04.9 0.0234 1.011 175.4 4.5 16.6
2008 11 25 04 03.70 +25 45.2 0.0272 1.014 175.0 4.9 16.9
2008 11 26 04 08.66 +26 14.6 0.0311 1.018 174.7 5.1 17.2
2008 11 27 04 12.55 +26 36.7 0.0350 1.022 174.5 5.3 17.5
2008 11 28 04 15.66 +26 53.8 0.0389 1.025 174.4 5.4 17.7
2008 11 29 04 18.22 +27 07.3 0.0429 1.029 174.3 5.4 18.0
2008 11 30 04 20.36 +27 18.1 0.0469 1.033 174.2 5.5 18.2
2008 12 01 04 22.17 +27 26.9 0.0509 1.037 174.1 5.6 18.4
2008 12 02 04 23.72 +27 34.1 0.0549 1.041 174.0 5.7 18.5
2008 12 03 04 25.08 +27 39.9 0.0590 1.044 173.7 5.9 18.7
2008 12 04 04 26.28 +27 44.7 0.0632 1.048 173.4 6.2 18.9
2008 12 05 04 27.35 +27 48.7 0.0673 1.052 173.0 6.5 19.0
2008 12 06 04 28.32 +27 51.9 0.0715 1.056 172.6 6.9 19.2
2008 12 07 04 29.21 +27 54.5 0.0757 1.060 172.0 7.4 19.4
2008 12 08 04 30.02 +27 56.6 0.0800 1.064 171.5 7.9 19.5
2008 12 09 04 30.79 +27 58.3 0.0843 1.068 170.9 8.4 19.7
2008 12 10 04 31.50 +27 59.5 0.0887 1.072 170.2 9.0 19.8
2008 12 11 04 32.18 +28 00.5 0.0931 1.076 169.5 9.6 19.9
2008 12 12 04 32.84 +28 01.1 0.0976 1.080 168.8 10.2 20.1
2008 12 13 04 33.46 +28 01.4 0.102 1.084 168.1 10.8 20.2
2008 12 14 04 34.07 +28 01.6 0.107 1.089 167.3 11.5 20.3
2008 12 15 04 34.67 +28 01.5 0.111 1.093 166.5 12.1 20.5
2008 12 16 04 35.26 +28 01.3 0.116 1.097 165.7 12.8 20.6
2008 12 17 04 35.84 +28 00.9 0.121 1.101 164.9 13.4 20.7
2008 12 18 04 36.41 +28 00.4 0.125 1.105 164.1 14.1 20.8
2008 12 19 04 36.99 +27 59.7 0.130 1.109 163.3 14.8 20.9
2008 12 20 04 37.58 +27 58.9 0.135 1.113 162.5 15.4 21.0
2008 12 21 04 38.17 +27 58.1 0.140 1.118 161.6 16.1 21.1
2008 12 22 04 38.77 +27 57.2 0.145 1.122 160.8 16.7 21.3
2008 12 23 04 39.39 +27 56.2 0.150 1.126 160.0 17.4 21.4
2008 12 24 04 40.02 +27 55.1 0.155 1.130 159.1 18.1 21.5
2008 12 25 04 40.67 +27 54.0 0.161 1.134 158.3 18.7 21.6
2008 12 26 04 41.34 +27 52.9 0.166 1.138 157.5 19.3 21.7
2008 12 27 04 42.03 +27 51.7 0.171 1.143 156.6 20.0 21.8
2008 12 28 04 42.75 +27 50.5 0.177 1.147 155.8 20.6 21.9
2008 12 29 04 43.48 +27 49.3 0.182 1.151 155.0 21.2 21.9
2008 12 30 04 44.24 +27 48.1 0.188 1.155 154.2 21.8 22.0
Gareth V. Williams (C) Copyright 2008 MPC M.P.E.C. 2008-W18
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