MPEC 2003-V38 : 2002 WC19
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M.P.E.C. 2003-V38 Issued 2003 Nov. 8, 23:17 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 WC19
Revision to MPEC 2003-A25
Additional Observations:
K02W19C C2001 12 16.15134 04 16 46.21 +14 37 51.2 644
K02W19C C2001 12 16.21948 04 16 45.93 +14 37 50.3 644
K02W19C C2001 12 16.28216 04 16 45.68 +14 37 49.9 644
K02W19C C2001 12 18.17793 04 16 37.20 +14 37 37.4 644
K02W19C C2002 01 08.20444 04 15 13.83 +14 36 17.8 20.9 R 644
K02W19C C2002 02 06.12459 04 14 09.07 +14 37 57.6 20.7 R 644
K02W19C C2003 10 28.10411 04 30 35.83 +15 28 22.7 621
K02W19C C2003 10 28.12743 04 30 35.75 +15 28 22.6 20.5 R 621
K02W19C C2003 10 28.15075 04 30 35.66 +15 28 22.1 621
K02W19C C2003 11 05.11667 04 30 03.24 +15 26 45.7 621
K02W19C C2003 11 06.14228 04 29 58.93 +15 26 33.9 20.6 R 621
Observer details:
621 Bergisch Gladbach. Observer W. Bickel. 0.60-m f/5.2 reflector + CCD.
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
M. Hicks. Measurer R. Stoss. 1.2-m Schmidt + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc and reference
011216 644 11.8- 5.9+ 031106 621 69.6+ 9.0+ MPO 43479
Orbital elements:
2002 WC19
Epoch 2003 Dec. 27.0 TT = JDT 2453000.5 MPC
M 303.33296 (2000.0) P Q
n 0.00295756 Peri. 43.86808 -0.88808907 -0.43455611
a 48.0670341 Node 109.82260 +0.36548396 -0.86526306
e 0.2649528 Incl. 9.16637 +0.27878178 -0.24996166
P 333 H 4.7 G 0.15 U 4
Residuals in seconds of arc
011216 644 0.7- 0.4+ 021116 644 0.2- 0.3+ 030222 621 0.0 0.2-
011216 644 0.2- 0.0 021116 644 0.0 0.4- 030223 621 0.4+ 0.1+
011216 644 0.4+ 0.0 030104 675 0.2- 0.2- 031028 621 0.0 0.1+
011218 644 0.7+ 0.2+ 030104 675 0.2- 0.1- 031028 621 0.2+ 0.2+
020108 644 0.3+ 0.5- 030104 675 0.1- 0.1- 031028 621 0.2+ 0.0
020206 644 0.5- 0.0 030105 675 0.3- 0.1- 031105 621 0.8- 0.3-
021116 644 0.2+ 0.1+ 030221 621 0.3+ 0.5+ 031106 621 0.4+ 0.1+
Ephemeris:
2002 WC19 a,e,i = 48.07, 0.26, 9 q = 35.332
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2003 11 07 04 29.92 +15 26.4 43.058 43.960 155.1 0.5 21.2
2003 11 17 04 29.16 +15 24.5 42.998 43.953 164.8 0.3 21.2
2003 11 27 04 28.37 +15 22.7 42.967 43.946 172.8 0.2 21.1
2003 12 07 04 27.55 +15 21.1 42.967 43.939 170.7 0.2 21.1
2003 12 17 04 26.76 +15 19.9 42.997 43.932 161.8 0.4 21.2
2003 12 27 04 26.01 +15 19.0 43.056 43.926 151.8 0.6 21.2
2004 01 06 04 25.34 +15 18.5 43.143 43.919 141.7 0.8 21.2
2004 01 16 04 24.77 +15 18.4 43.254 43.912 131.5 1.0 21.2
2004 01 26 04 24.33 +15 18.8 43.385 43.905 121.3 1.1 21.3
2004 02 05 04 24.03 +15 19.7 43.533 43.898 111.2 1.2 21.3
2004 02 15 04 23.88 +15 21.0 43.691 43.892 101.1 1.3 21.3
2004 02 25 04 23.88 +15 22.8 43.855 43.885 91.1 1.3 21.3
2004 03 06 04 24.05 +15 24.9 44.020 43.878 81.1 1.3 21.3
2004 03 16 04 24.38 +15 27.3 44.180 43.871 71.3 1.2 21.3
2004 03 26 04 24.85 +15 30.0 44.331 43.864 61.5 1.1 21.3
2004 04 05 04 25.46 +15 32.9 44.468 43.858 51.9 1.0 21.3
2004 04 15 04 26.19 +15 35.9 44.587 43.851 42.4 0.9 21.3
2004 04 25 04 27.03 +15 38.9 44.685 43.844 33.0 0.7 21.3
This Neptune 1:2-resonance orbit keeps the object more than 17 AU
from Neptune over a 14 000-year period.
Brian G. Marsden (C) Copyright 2003 MPC M.P.E.C. 2003-V38
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