MPEC 2007-T30 : 2003 YM1
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M.P.E.C. 2007-T30 Issued 2007 Oct. 8, 20:07 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
2003 YM1
Revision to MPEC 2003-Y23
Additional Observations:
K03Y01M C2007 10 06.23871902 29 25.50 +35 56 14.2 22.5 V ET030H55
K03Y01M C2007 10 06.25965702 29 24.42 +35 56 16.8 22.4 V ET030H55
K03Y01M C2007 10 06.28418502 29 23.22 +35 56 20.1 22.5 V ET030H55
K03Y01M C2007 10 08.22376402 27 45.39 +35 59 56.5 22.4 V ET030H55
K03Y01M C2007 10 08.23969202 27 44.52 +35 59 57.8 22.4 V ET030H55
K03Y01M C2007 10 08.26293502 27 43.21 +36 00 00.9 22.3 V ET030H55
Observer details:
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
Measurer E. Wade. 0.81-m f/4.0 astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
071006 H55 90.4- 27.1- 071008 H55 92.0- 27.2- MPO 66320 +0.081 day
Orbital elements:
2003 YM1 Earth MOID = 0.3002 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 304.77498 (2000.0) P Q
n 0.23435773 Peri. 223.70150 -0.88927405 -0.40118548
a 2.6054527 Node 291.45192 +0.45692003 -0.75784109
e 0.5228492 Incl. 13.64990 +0.02039015 -0.51451637
P 4.21 H 18.3 G 0.15 U 2
Residuals in seconds of arc
031217 704 0.5- 0.2+ 031218 673 1.7+ 0.6+ 031226 941 0.0 0.0
031217 704 0.2- 0.7+ 031218 926 0.3- 0.2- 031226 941 0.0 0.0
031217 704 0.2- 0.5+ 031218 673 1.3+ 0.9+ 040103 448 0.3+ 0.4-
031217 704 0.1+ 0.3+ 031218 854 0.3+ 0.1+ 040103 448 0.2- 0.0
031217 704 0.1- 0.4+ 031218 673 1.8+ 0.7+ 040103 448 0.2+ 0.2-
031217 J92 0.8+ 0.4+ 031218 701 0.3- 0.3+ 040110 926 0.2- 0.4+
031217 J92 (2.3- 0.3+) 031218 854 0.0 0.1+ 040110 926 0.1+ 0.3-
031217 J92 0.5+ 0.6+ 031218 701 0.0 0.4+ 040110 926 0.4- 0.1+
031217 J92 0.9- 0.3- 031218 701 0.2- 0.3+ 040110 448 0.2+ 0.5-
031217 J92 0.4- 0.2- 031218 246 0.1+ 0.0 040110 448 0.3+ 0.5-
031217 J92 1.9+ 0.1- 031218 246 0.5+ 0.2+ 040110 448 0.4+ 0.5-
031217 J92 0.7+ 0.3+ 031218 246 0.3+ 0.2+ 040111 644 0.2+ 0.2-
031217 J92 0.7- 0.2- 031218 246 0.1+ 0.0 040111 644 0.0 0.2-
031218 J95 (0.2+ 2.1+) 031218 246 0.1+ 0.1- 040111 644 0.1+ 0.2-
031218 J95 0.4- 0.2- 031218 246 0.1- 0.0 040112 926 0.1+ 0.3-
031218 J95 0.3- 0.2+ 031220 A41 0.3+ 1.9- 040112 926 0.6- 0.2-
031218 649 0.0 0.5- 031220 A41 1.3- 0.6- 040112 926 0.1- 0.2-
031218 649 0.7- 0.4- 031220 A41 0.5- 0.2+ 040207 448 0.2- 0.1+
031218 649 0.1+ 0.1+ 031220 701 0.1- 0.1+ 040207 448 0.3+ 0.2-
031218 448 0.3- 0.5+ 031220 704 0.7- 0.1+ 040207 448 0.0 0.3+
031218 448 0.2- 0.2- 031220 701 0.4- 0.4+ 040208 715 0.2- 0.9-
031218 448 0.4- 0.1- 031220 704 0.5- 0.4+ 040208 715 0.2- 0.2-
031218 704 0.1- 0.1- 031220 704 0.0 0.9- 040208 715 0.1+ 0.7-
031218 704 0.2+ 0.0 031220 704 0.1+ 0.1- 040210 644 0.1+ 0.2-
031218 854 0.1+ 0.7+ 031220 704 0.2- 0.7+ 040210 644 0.1- 0.1+
031218 854 0.1- 0.5+ 031223 046 0.1+ 0.9+ 040210 644 0.0 0.2+
031218 704 0.8- 1.1- 031223 046 0.7- 0.1+ 040224 608 0.2- 0.8+
031218 704 0.3- 1.1+ 031223 046 0.1+ 0.2- 040224 608 0.3- 0.3+
031218 704 0.0 0.1+ 031223 046 0.6- 0.4- 040224 608 0.1- 0.9+
031218 704 0.9- 0.4+ 031224 446 0.1- 0.3- 040502 926 0.5- 0.6+
031218 673 1.0+ 0.3+ 031224 446 0.0 0.9- 040502 926 0.2+ 0.6+
031218 704 0.2+ 0.1- 031224 446 0.2- 0.5- 040502 926 0.7+ 0.9-
031218 704 0.3+ 0.2+ 031224 118 0.3+ 0.1- 071006 H55 0.1+ 0.3-
031218 673 1.4+ 0.0 031224 118 0.2- 0.2+ 071006 H55 0.2- 0.5-
031218 926 0.4+ 0.2+ 031224 118 0.3+ 0.1- 071006 H55 0.3+ 0.4-
031218 673 1.2+ 0.7+ 031226 A41 0.6+ 0.7- 071008 H55 0.2+ 0.2+
031218 926 0.2+ 0.1+ 031226 A41 0.4+ 1.0- 071008 H55 0.2+ 0.2-
031218 704 0.2+ 0.3+ 031226 A41 0.2+ 1.1- 071008 H55 0.4- 0.6+
031218 854 0.2+ 0.4- 031226 941 0.0 0.3-
031218 704 0.9- 0.8+ 031226 941 0.1- 0.1-
Ephemeris:
2003 YM1 a,e,i = 2.61, 0.52, 14 q = 1.2432
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 10 07 02 28.80 +35 57.8 1.744 2.602 141.6 13.8 22.4
2007 10 17 02 18.97 +36 03.5 1.632 2.546 150.3 11.2 22.1
2007 10 27 02 06.76 +35 38.7 1.544 2.488 156.9 9.0 21.8
2007 11 06 01 53.47 +34 40.6 1.482 2.430 158.1 8.7 21.7
2007 11 16 01 40.77 +33 12.5 1.446 2.370 152.9 11.0 21.7
2007 11 26 01 30.31 +31 24.0 1.437 2.309 143.9 14.6 21.7
2007 12 06 01 23.22 +29 28.3 1.450 2.247 133.8 18.4 21.8
2007 12 16 01 20.10 +27 38.1 1.480 2.184 123.6 22.0 21.9
2007 12 26 01 21.02 +26 02.9 1.523 2.121 113.9 25.1 22.0
2008 01 05 01 25.73 +24 47.7 1.573 2.057 104.7 27.5 22.1
2008 01 15 01 33.92 +23 53.9 1.627 1.992 96.3 29.4 22.1
2008 01 25 01 45.20 +23 20.3 1.681 1.927 88.6 30.7 22.2
2008 02 04 01 59.27 +23 04.3 1.731 1.861 81.5 31.6 22.2
2008 02 14 02 15.88 +23 02.3 1.776 1.796 75.1 32.1 22.2
2008 02 24 02 34.85 +23 10.2 1.815 1.731 69.2 32.3 22.2
2008 03 05 02 56.03 +23 23.8 1.847 1.668 63.9 32.3 22.1
Gareth V. Williams (C) Copyright 2007 MPC M.P.E.C. 2007-T30
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