MPEC 2002-B11 : 2000 WT169
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M.P.E.C. 2002-B11 Issued 2002 Jan. 18, 15:12 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://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2000 WT169
Revision to MPEC 2000-X31
Observations:
K00WG9T C2002 01 09.35957 04 28 56.91 +20 36 52.5 22.3 R 568
K00WG9T C2002 01 09.39748 04 28 56.76 +20 36 51.8 22.2 R 568
K00WG9T C2002 01 14.20980 04 28 40.38 +20 36 22.6 22.5 R 568
K00WG9T C2002 01 14.22422 04 28 40.33 +20 36 22.5 22.4 R 568
K00WG9T C2002 01 14.23044 04 28 40.31 +20 36 22.5 22.3 R 568
Observer details:
568 Mauna Kea. Observers S. S. Sheppard, D. C. Jewitt. Measurer S. S.
Sheppard. 2.2-m University of Hawaii reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc and reference
020109 568 8.1- 3.8- 020114 568 8.2- 4.3- MPO 11007
Orbital elements:
2000 WT169
Eccentricity assumed
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 MPC
M 299.08339 (2000.0) P Q
n 0.00323746 Peri. 21.58109 -0.66880716 -0.74288645
a 45.2549855 Node 110.40634 +0.67755029 -0.62490595
e 0.0176338 Incl. 1.74732 +0.30597808 -0.24002558
P 304 H 6.1 G 0.15
Residuals in seconds of arc
001123 568 0.2- 0.5- 001217 568 0.2+ 0.1- 010221 568 0.6+ 0.3-
001123 568 0.3+ 0.4- 010125 695 0.5- 0.6+ 020109 568 0.1+ 0.3+
001123 568 0.1+ 0.4- 010125 695 0.6- 0.6+ 020109 568 0.1- 0.1-
001129 568 0.1+ 0.1- 010216 950 0.3- 0.8+ 020114 568 0.0 0.2-
001129 568 0.2- 0.3- 010218 950 0.5- 0.7+ 020114 568 0.0 0.2-
001217 568 0.1+ 0.1- 010220 568 0.8+ 0.3- 020114 568 0.0 0.2-
Ephemeris:
2000 WT169 a,e,i = 45.25, 0.02, 2 q = 44.457
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2002 01 16 04 28.58 +20 36.2 44.197 44.874 133.0 0.9 22.7
2002 01 26 04 28.13 +20 35.5 44.334 44.874 122.7 1.1 22.8
2002 02 05 04 27.82 +20 35.1 44.487 44.874 112.5 1.2 22.8
2002 02 15 04 27.66 +20 35.0 44.651 44.873 102.4 1.2 22.8
2002 02 25 04 27.67 +20 35.4 44.822 44.873 92.3 1.3 22.8
2002 03 07 04 27.83 +20 36.1 44.995 44.872 82.3 1.3 22.8
2002 03 17 04 28.16 +20 37.1 45.163 44.872 72.4 1.2 22.8
2002 03 27 04 28.63 +20 38.4 45.322 44.871 62.6 1.1 22.8
2002 04 06 04 29.24 +20 40.0 45.468 44.871 52.9 1.0 22.8
2002 04 16 04 29.97 +20 41.8 45.597 44.871 43.2 0.9 22.8
2002 04 26 04 30.81 +20 43.8 45.704 44.870 33.7 0.7 22.8
Brian G. Marsden (C) Copyright 2002 MPC M.P.E.C. 2002-B11
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