MPEC 2003-W71 : 2001 XF1
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M.P.E.C. 2003-W71 Issued 2003 Nov. 29, 03:50 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 XF1
Revision to MPEC 2001-X30
Additional Observations:
K01X01F HC2003 11 24.39397 08 43 45.59 +23 47 48.6 22.4 V 291
K01X01F HC2003 11 24.40943 08 43 45.59 +23 48 02.4 22.2 V 291
K01X01F HC2003 11 26.43318 08 43 35.04 +24 20 07.5 22.9 V 291
K01X01F HC2003 11 26.43713 08 43 34.96 +24 20 12.3 22.2 V 291
K01X01F HC2003 11 26.44213 08 43 34.89 +24 20 16.9 22.1 V 291
Observer details:
291 LPL/Spacewatch II. Observers M. Block, J. A. Larsen. 1.8-m f/2.7
reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
031124 291 0.14- 0.02- 031126 291 0.14- 0.02- MPO 23942 +0.35 day
Orbital elements:
2001 XF1
Epoch 2003 Dec. 27.0 TT = JDT 2453000.5 MPC
M 108.66872 (2000.0) P Q
n 0.54804633 Peri. 231.43658 +0.70158810 +0.60587078
a 1.4788514 Node 87.91482 -0.47901371 +0.79070470
e 0.4638694 Incl. 22.04542 -0.52756043 +0.08778774
P 1.80 H 19.3 G 0.15 U 5
Residuals in seconds of arc
011207 704 (3.8+ 0.5+) 011208 422 0.7+ 0.3+ 011209 118 0.2+ 0.2+
011207 704 (2.1+ 1.1+) 011208 422 0.0 0.3- 011209 118 0.2+ 0.1+
011207 704 (2.3+ 0.9+) 011208 611 0.7- 0.9- 011209 118 0.6- 0.4+
011207 704 1.6+ 1.6+ 011208 046 1.6+ 0.2- 011219 422 0.4- 0.1-
011207 946 1.8+ 1.4- 011208 046 0.5- 0.3+ 011219 422 1.4- 0.8+
011208 611 1.1+ 0.7+ 011208 046 1.2- 1.6- 011219 422 (1.6+ 3.0-)
011208 611 0.9- 0.1+ 011208 046 0.4+ 0.0 011220 715 0.5+ 1.5-
011208 946 1.7- 0.7- 011208 046 (0.2- 2.2-) 011220 715 0.1+ 1.2-
011208 946 (2.8- 1.0-) 011209 966 0.3- 0.3- 011220 715 0.3- 1.0-
011208 704 0.0 0.8- 011209 966 0.2+ 0.4- 011220 649 1.2- 0.9-
011208 704 1.2- 0.2- 011209 966 0.0 0.2+ 011220 649 0.5- 1.4+
011208 704 0.5+ 0.4+ 011209 704 0.2+ 0.0 011220 649 0.7+ 0.8+
011208 704 0.6+ 0.1- 011209 699 0.1- 0.6- 020108 696 0.4+ 0.1-
011208 704 0.5- 0.4+ 011209 704 0.1- 0.0 020108 696 0.5+ 1.0+
011208 704 0.2+ 1.1+ 011209 704 0.0 0.2- 031124 291 0.4- 0.6-
011208 704 0.1- 0.0 011209 699 0.8+ 0.4- 031124 291 0.6+ 1.3-
011208 704 1.1- 0.7+ 011209 704 0.1+ 0.4+ 031126 291 0.3+ 0.1+
011208 704 0.2- 0.0 011209 699 0.9- 0.6+ 031126 291 0.2- 1.0+
011208 704 0.4+ 0.8+ 011209 704 0.4+ 0.1+ 031126 291 0.4- 0.7+
011208 704 0.1- 0.5+ 011209 699 1.0+ 0.1+
Ephemeris:
2001 XF1 a,e,i = 1.48, 0.46, 22 q = 0.7929
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2003 11 27 08 43.49 +24 29.4 1.097 1.781 117.3 29.5 22.0
2003 12 07 08 39.03 +27 28.6 1.041 1.828 128.8 24.8 21.8
2003 12 17 08 28.58 +30 52.6 1.001 1.872 141.2 19.2 21.6
2003 12 27 08 12.03 +34 23.0 0.982 1.913 153.4 13.3 21.4
2004 01 06 07 50.65 +37 32.3 0.991 1.951 162.1 8.9 21.3
2004 01 16 07 27.30 +39 55.4 1.030 1.985 160.7 9.4 21.5
2004 01 26 07 05.62 +41 22.2 1.097 2.017 151.2 13.6 21.8
Kyle E. Smalley (C) Copyright 2003 MPC M.P.E.C. 2003-W71
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