MPEC 2003-Y35 : 2001 WN1
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M.P.E.C. 2003-Y35 Issued 2003 Dec. 19, 14:54 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 Steven and Michele Kirsch Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 WN1
Revision to MPEC 2001-W30
Additional Observations:
K01W01N HC2003 12 01.46757 10 16 34.55 -05 30 38.9 22.7 V EY035291
K01W01N HC2003 12 01.47141 10 16 34.75 -05 30 44.1 22.4 V EY035291
K01W01N HC2003 12 01.47510 10 16 34.99 -05 30 47.8 23 V EY035291
K01W01N HC2003 12 19.46187 10 29 12.09 -11 15 43.6 22.3 V EY035291
K01W01N HC2003 12 19.46558 10 29 12.17 -11 15 47.4 21.8 V EY035291
K01W01N HC2003 12 19.46966 10 29 12.27 -11 15 52.2 21.7 V EY035291
Observer details:
291 LPL/Spacewatch II. Observer A. S. Descour. 1.8-m f/2.7 reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
031201 291 13.3- 3.5+ 031219 291 16.0- 2.0+ MPO 26054 +0.0075 day
Orbital elements:
2001 WN1
Epoch 2003 Dec. 27.0 TT = JDT 2453000.5 MPC
M 83.93062 (2000.0) P Q
n 0.53554089 Peri. 127.13323 +0.96042654 -0.17335058
a 1.5017845 Node 243.79526 +0.10656299 +0.95186108
e 0.3031489 Incl. 14.06300 +0.25734256 +0.25280440
P 1.84 H 19.5 G 0.15 U 3
Residuals in seconds of arc
011112 704 0.1+ 1.4+ 011118 704 0.5+ 0.4+ 020101 413 0.0 0.4+
011112 704 0.8+ 0.9- 011118 704 0.4+ 1.2+ 020101 413 0.1+ 0.7-
011112 704 0.3+ 0.4+ 011118 704 0.0 0.3- 020101 413 0.3+ 0.2+
011112 704 0.0 0.2- 011118 704 0.3+ 0.1- 020112 704 0.9- 0.4+
011117 704 0.3- 0.0 011119 704 0.4- 0.3- 020112 704 0.6- 0.0
011117 704 0.6- 0.4- 011119 704 0.4- 0.8- 020112 704 0.3- 0.1+
011117 704 0.4- 0.1- 011119 704 0.3- 0.7- 020112 704 0.4+ 0.3+
011117 704 0.2- 0.1- 011120 402 0.0 0.2+ 020212 291 0.4+ 0.2+
011117 704 0.6- 0.5+ 011120 402 0.7+ 0.1- 020212 291 1.0+ 0.1+
011117 704 0.4+ 0.3+ 011120 402 0.1+ 0.7- 020212 291 (2.3+ 0.6+)
011117 704 0.2+ 0.9- 011126 118 1.0- 0.4+ 031201 291 0.0 0.1+
011117 704 0.5- 0.3+ 011126 118 0.4- 0.9+ 031201 291 0.4- 0.5-
011117 704 0.1- 0.1+ 011126 118 0.1- 0.2+ 031201 291 0.0 0.3+
011117 704 0.5- 0.5+ 011204 413 0.9+ 0.3+ 031219 291 0.2- 0.4-
011118 696 0.4+ 0.5- 011204 413 0.6+ 0.8- 031219 291 0.0 0.2-
011118 696 0.0 0.6- 011204 413 0.1- 0.0 031219 291 0.3+ 0.6-
Ephemeris:
2001 WN1 a,e,i = 1.50, 0.30, 14 q = 1.0465
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2003 12 17 10 28.19 -10 31.0 1.021 1.548 101.1 38.6 22.0
2003 12 27 10 30.67 -13 25.1 0.971 1.588 108.7 35.9 21.9
2004 01 06 10 28.58 -15 55.3 0.925 1.627 117.0 32.6 21.8
2004 01 16 10 21.62 -17 51.1 0.884 1.664 125.9 28.6 21.6
2004 01 26 10 09.96 -18 59.4 0.854 1.699 134.9 24.2 21.4
2004 02 05 09 54.77 -19 08.5 0.839 1.732 143.1 20.0 21.3
2004 02 15 09 38.19 -18 15.1 0.843 1.763 148.6 17.0 21.3
2004 02 25 09 22.75 -16 27.1 0.868 1.791 149.2 16.4 21.3
2004 03 06 09 10.68 -14 04.2 0.914 1.818 145.0 18.3 21.5
2004 03 16 09 03.11 -11 29.3 0.979 1.842 137.9 21.2 21.8
Kyle E. Smalley (C) Copyright 2003 MPC M.P.E.C. 2003-Y35
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