MPEC 2003-Y61 : 2002 VA131
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M.P.E.C. 2003-Y61 Issued 2003 Dec. 24, 18:38 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
2002 VA131
Revision to MPEC 2002-X25
Additional Observations:
K02VD1A C2003 10 23.18473 01 47 18.51 +13 04 45.0 21.9 R EY061695
K02VD1A C2003 10 23.27963 01 47 18.04 +13 04 42.2 EY061695
K02VD1A C2003 11 24.15715 01 44 51.95 +12 49 40.9 21.8 R EY061695
K02VD1A C2003 11 24.22581 01 44 51.67 +12 49 38.4 EY061695
Observer details:
695 Kitt Peak. Observers L. H. Wasserman, D. E. Trilling, E. I. Chiang,
J. R. Lovering. Measurers M. W. Buie, R. L. Millis, L. H. Wasserman,
E. I. Chiang, S. N. Hylton, K. B. Clancy, D. E. Trilling, J. R. Lovering,
J. J. Qu, S. D. Kern. 4-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees) and reference
031023 695 0.08- 0.03- 031124 695 0.08- 0.03- MPO 41873
Orbital elements:
2002 VA131
Epoch 2003 Dec. 27.0 TT = JDT 2453000.5 MPC
M 297.94213 (2000.0) P Q
n 0.00358056 Peri. 255.04281 -0.48797089 -0.86858504
a 42.3157568 Node 224.50310 +0.84067015 -0.44107659
e 0.2449539 Incl. 7.07059 +0.23485766 -0.22585721
P 275 H 6.5 G 0.15 U 6
Residuals in seconds of arc
021109 695 0.2- 0.6+ 021130 568 0.2+ 0.3- 031023 695 0.1+ 0.0
021109 695 0.2- 0.3+ 021201 568 0.1+ 0.4- 031124 695 0.0 0.4+
021130 568 0.2+ 0.3- 031023 695 0.0 0.0 031124 695 0.1- 0.3-
Ephemeris:
2002 VA131 a,e,i = 42.32, 0.24, 7 q = 31.950
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2003 12 17 01 43.67 +12 41.4 39.195 39.754 124.0 1.2 22.6
2003 12 27 01 43.36 +12 39.0 39.341 39.748 113.8 1.3 22.7
2004 01 06 01 43.22 +12 37.4 39.499 39.741 103.5 1.4 22.7
2004 01 16 01 43.25 +12 36.7 39.665 39.734 93.4 1.4 22.7
2004 01 26 01 43.44 +12 37.0 39.832 39.728 83.2 1.4 22.7
2004 02 05 01 43.79 +12 38.2 39.995 39.721 73.2 1.4 22.7
2004 02 15 01 44.30 +12 40.3 40.150 39.714 63.2 1.3 22.7
2004 02 25 01 44.96 +12 43.2 40.292 39.708 53.3 1.1 22.7
2004 03 06 01 45.73 +12 46.9 40.416 39.701 43.4 1.0 22.7
2004 03 16 01 46.62 +12 51.3 40.518 39.694 33.7 0.8 22.7
This 3:5 Neptune libration orbit keeps the object more than 16 AU from
Neptune over a 14 000-year period.
Brian G. Marsden (C) Copyright 2003 MPC M.P.E.C. 2003-Y61
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