MPEC 2004-V59 : 2002 YF4
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M.P.E.C. 2004-V59 Issued 2004 Nov. 12, 16:04 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 Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2002 YF4
Revision to MPEC 2002-Y73
Additional Observations:
K02Y04F C2004 11 02.44841 01 40 18.95 -30 35 01.9 EV059F65
K02Y04F C2004 11 02.45201 01 40 18.57 -30 34 59.3 EV059F65
K02Y04F C2004 11 02.45322 01 40 18.42 -30 34 58.8 EV059F65
K02Y04F C2004 11 02.45444 01 40 18.32 -30 34 58.2 EV059F65
K02Y04F C2004 11 10.39853 01 26 00.46 -28 47 33.3 EV059F65
Observer details:
F65 Haleakala-Faulkes Telescope North. Observers A. Fitzsimmons, S. C. Lowry,
C. Snodgrass, L. O'Donnell. 2.0-m f/10.0 reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
041102 F65 0.7+ 1.0+ 041110 F65 0.4+ 1.0+ MPO 48306 -0.0011 day
Orbital elements:
2002 YF4
Epoch 2005 Jan. 30.0 TT = JDT 2453400.5 MPC
M 294.43206 (2000.0) P Q
n 0.42399318 Peri. 93.53688 -0.76107556 -0.42658525
a 1.7548101 Node 61.78872 +0.09019703 -0.81561261
e 0.3340118 Incl. 33.67857 +0.64236165 -0.39089781
P 2.32 H 18.7 G 0.15 U 2
Residuals in seconds of arc
021227 704 0.2+ 0.7+ 021231 557 0.4+ 0.0 030326 540 0.2- 0.2+
021227 704 0.2+ 0.1- 021231 557 0.3- 1.3- 030326 540 0.0 1.7+
021227 704 0.9+ 0.7+ 021231 557 0.8- 0.3+ 030326 540 0.3+ 0.2-
021227 704 1.4+ 0.3+ 021231 557 1.5- 0.2+ 030424 926 0.6+ 0.2-
021227 704 0.8+ 0.1+ 030103 540 0.1+ 2.4+ 030424 926 0.0 0.6-
021228 696 0.4+ 0.4- 030103 540 0.1+ 0.1+ 030424 926 0.4- 0.1-
021228 696 0.4+ 0.0 030103 540 0.4- 0.2+ 030528 448 0.1- 0.0
021231 704 0.7- 0.4- 030104 446 0.1- 0.5- 030528 448 0.5+ 0.1+
021231 704 1.0+ 0.5- 030104 446 1.7- 0.4+ 030528 448 0.5+ 0.1+
021231 704 0.3+ 1.0- 030104 446 0.9- 0.3+ 041102 F65 0.4- 0.1+
021231 704 0.3- 0.9- 030119 540 0.8- 0.3+ 041102 F65 0.2+ 0.3+
021231 696 0.0 0.0 030119 540 0.9+ 0.4- 041102 F65 0.1+ 0.1-
021231 696 0.3+ 0.2+ 030119 540 0.7+ 0.1+ 041102 F65 0.6+ 0.3-
021231 557 0.2+ 0.2- 030213 540 0.6- 1.8- 041110 F65 0.6- 0.1+
021231 557 1.0- 0.9- 030213 540 0.3+ 0.2+
021231 557 0.0 0.5- 030213 540 0.6+ 1.0+
Ephemeris:
2002 YF4 a,e,i = 1.75, 0.33, 34 q = 1.1687
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 11 11 01 25.01 -28 37.9 1.252 2.017 127.9 22.8 21.8
2004 11 21 01 10.61 -25 35.2 1.287 1.983 120.7 25.4 21.9
2004 12 01 01 00.77 -21 58.2 1.338 1.947 112.9 27.8 22.0
Kyle E. Smalley (C) Copyright 2004 MPC M.P.E.C. 2004-V59
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