MPEC 2004-W04 : 2002 VD138, 2003 WA191
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M.P.E.C. 2004-W04 Issued 2004 Nov. 16, 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 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 VD138, 2003 WA191
Observations:
K02VD8D* C2002 11 09.23726 02 16 06.22 +16 38 36.7 22.9 R EW004695
K02VD8D C2002 11 09.33793 02 16 05.64 +16 38 34.1 EW004695
K02VD8D C2002 12 05.09440 02 13 55.63 +16 26 44.8 22.8 R EW004695
K02VD8D C2002 12 05.20580 02 13 55.15 +16 26 42.4 EW004695
K02VD8D C2004 10 15.33394 02 33 18.27 +18 03 08.4 23.0 R EW004695
K02VD8D C2004 10 15.44501 02 33 17.71 +18 03 06.2 EW004695
K02VD8D C2004 11 09.19997 02 30 57.52 +17 52 20.7 22.6 R EW004695
K02VD8D C2004 11 09.29232 02 30 56.95 +17 52 17.7 EW004695
K02VD8D C2004 11 10.27544 02 30 51.37 +17 51 51.0 EW004695
K03WJ1A* C2003 11 23.26660 03 53 01.93 +16 05 09.0 21.9 R EW004695
K03WJ1A C2003 11 23.32141 03 53 01.51 +16 05 08.4 EW004695
K03WJ1A C2003 11 23.37612 03 53 01.14 +16 05 07.3 EW004695
K03WJ1A C2004 03 15.12720 03 49 09.24 +16 02 44.5 22.5 R EW004695
K03WJ1A C2004 03 15.17369 03 49 09.46 +16 02 45.6 EW004695
K03WJ1A C2004 11 09.43540 04 04 38.42 +16 34 14.4 21.7 R EW004695
K03WJ1A C2004 11 10.38137 04 04 32.38 +16 33 54.3 EW004695
K03WJ1A C2004 11 10.45652 04 04 31.88 +16 33 52.8 EW004695
Observer details:
695 Kitt Peak. Observers M. W. Buie, D. E. Trilling, L. H. Wasserman,
R. L. Millis, J. R. Lovering. Measurers M. W. Buie, D. E. Trilling,
J. F. Kane, L. H. Wasserman, S. D. Kern, R. L. Millis, E. I. Chiang,
K. B. Clancy, L. E. Hutchison, G. C. Panova. 4-m f/2.8 reflector + CCD.
Orbital elements:
2002 VD138
Epoch 2005 Jan. 30.0 TT = JDT 2453400.5 MPC
M 37.35673 (2000.0) P Q
n 0.00398275 Peri. 36.93316 +0.99026049 +0.13496538
a 39.4167107 Node 315.27182 -0.13650980 +0.89294482
e 0.1496738 Incl. 2.78416 -0.02737212 +0.42945768
P 247 H 7.8 G 0.15 U 5
Residuals in seconds of arc
K02B9 695 0.0 0.1+ K02C5 695 0.1+ 0.0 K04B9 695 0.2+ 0.3+
K02B9 695 0.1- 0.4+ K04AF 695 0.3- 0.4- K04B9 695 0.3- 0.2-
K02C5 695 0.0 0.4- K04AF 695 0.4+ 0.1+ K04BA 695 0.1- 0.2+
2003 WA191
Epoch 2005 Jan. 30.0 TT = JDT 2453400.5 MPC
M 12.22427 (2000.0) P Q
n 0.00399360 Peri. 222.87007 +0.74087409 -0.67164329
a 39.3453415 Node 179.32187 +0.63558976 +0.70065385
e 0.2385640 Incl. 4.52209 +0.21709730 +0.24078927
P 247 H 7.6 G 0.15 U 7
Residuals in seconds of arc
K03BN 695 0.5+ 0.4- K043F 695 0.0 0.1- K04BA 695 0.1+ 0.1-
K03BN 695 0.2- 0.2+ K043F 695 0.0 0.0 K04BA 695 0.1- 0.0
K03BN 695 0.2- 0.2+ K04B9 695 0.0 0.1+
Ephemerides:
2002 VD138 a,e,i = 39.42, 0.15, 3 q = 33.517
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 11 11 02 30.79 +17 51.5 34.113 35.093 171.7 0.2 23.3
2004 11 21 02 29.87 +17 46.9 34.157 35.096 161.7 0.5 23.3
2004 12 01 02 29.01 +17 42.5 34.230 35.099 151.4 0.8 23.3
2004 12 11 02 28.27 +17 38.4 34.331 35.102 141.1 1.0 23.4
2004 12 21 02 27.65 +17 34.9 34.455 35.106 130.8 1.2 23.4
2004 12 31 02 27.20 +17 32.0 34.599 35.109 120.5 1.4 23.4
2005 01 10 02 26.92 +17 29.8 34.759 35.112 110.3 1.5 23.4
2005 01 20 02 26.84 +17 28.6 34.930 35.115 100.1 1.6 23.4
2005 01 30 02 26.95 +17 28.3 35.105 35.118 89.9 1.6 23.5
2005 02 09 02 27.25 +17 28.9 35.281 35.121 79.9 1.6 23.5
2005 02 19 02 27.75 +17 30.4 35.452 35.124 69.9 1.5 23.5
2005 03 01 02 28.42 +17 32.9 35.612 35.128 60.0 1.4 23.5
2005 03 11 02 29.25 +17 36.2 35.758 35.131 50.2 1.2 23.5
2005 03 21 02 30.21 +17 40.2 35.885 35.134 40.5 1.1 23.5
2005 03 31 02 31.30 +17 44.8 35.990 35.137 30.9 0.8 23.4
2003 WA191 a,e,i = 39.35, 0.24, 5 q = 29.959
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 11 11 04 04.47 +16 33.7 29.342 30.304 165.9 0.5 22.4
2004 11 21 04 03.38 +16 30.2 29.322 30.306 174.8 0.2 22.4
2004 12 01 04 02.26 +16 27.0 29.332 30.308 171.6 0.3 22.4
2004 12 11 04 01.18 +16 24.0 29.373 30.310 161.8 0.6 22.5
2004 12 21 04 00.17 +16 21.5 29.444 30.313 151.6 0.9 22.5
2004 12 31 03 59.28 +16 19.6 29.541 30.315 141.3 1.2 22.5
2005 01 10 03 58.55 +16 18.3 29.663 30.317 131.0 1.4 22.6
2005 01 20 03 57.99 +16 17.7 29.805 30.320 120.7 1.6 22.6
2005 01 30 03 57.65 +16 17.8 29.963 30.322 110.5 1.7 22.6
2005 02 09 03 57.53 +16 18.7 30.131 30.324 100.4 1.8 22.6
2005 02 19 03 57.64 +16 20.3 30.305 30.327 90.3 1.9 22.6
2005 03 01 03 57.98 +16 22.6 30.479 30.329 80.4 1.8 22.7
2005 03 11 03 58.54 +16 25.4 30.648 30.331 70.5 1.8 22.7
2005 03 21 03 59.31 +16 28.8 30.808 30.334 60.8 1.6 22.7
2005 03 31 04 00.28 +16 32.6 30.953 30.336 51.2 1.5 22.7
2005 04 10 04 01.41 +16 36.8 31.080 30.339 41.6 1.3 22.7
2005 04 20 04 02.68 +16 41.1 31.186 30.341 32.2 1.0 22.6
The 2:3 Neptune librators 2002 VD138 and 2003 WA191 remain more than
12 and 18 AU, respectively, from Neptune over a 14 000-year period.
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-W04
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