MPEC 2003-U42 : 2003 UQ12

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M.P.E.C. 2003-U42                                Issued 2003 Oct. 22, 14:55 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

                                   2003 UQ12

Observations:
     K03U12Q* C2003 10 21.39775 04 33 20.68 +08 56 53.7          18.9        704
     K03U12Q  C2003 10 21.40954 04 32 53.77 +09 00 59.7          18.8        704
     K03U12Q  C2003 10 21.42124 04 32 27.17 +09 05 02.7          20.1        704
     K03U12Q  C2003 10 21.43309 04 32 00.45 +09 09 07.2          19.6        704
     K03U12Q  C2003 10 21.44466 04 31 34.34 +09 13 02.7          18.9        704
     K03U12Q  C2003 10 22.27485 04 07 00.45 +13 04 23.3          19.3 R      649
     K03U12Q  C2003 10 22.27565 04 06 59.20 +13 04 33.8          19.2 R      649
     K03U12Q  C2003 10 22.27644 04 06 57.95 +13 04 44.5          19.1 R      649
     K03U12Q 5C2003 10 22.38252 04 04 18.11 +13 28 34.4          18.5 R      673
     K03U12Q 5C2003 10 22.38345 04 04 16.65 +13 28 46.5                      673
     K03U12Q 5C2003 10 22.38438 04 04 15.26 +13 28 58.2                      673
     K03U12Q 5C2003 10 22.38507 04 04 13.96 +13 29 10.7                      673
     K03U12Q 5C2003 10 22.38600 04 04 12.62 +13 29 20.3                      673
     K03U12Q 5C2003 10 22.38692 04 04 11.38 +13 29 31.3                      673

Observer details:
649 Powell Observatory, Louisburg.  Observer R. Fredrick.  0.75-m Newtonian
    + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m
    reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.  1.0-m
    f/2.15 reflector + CCD.

Orbital elements:
2003 UQ12
Epoch 2003 Oct. 8.0 TT = JDT 2452920.5                  MPC
M  13.95353              (2000.0)            P               Q
n   0.43184900     Peri.  291.37278     +0.79869527     +0.59962920
a   1.7334638      Node    31.84656     -0.51072318     +0.71972744
e   0.5327112      Incl.    5.47091     -0.31819444     +0.34991031
P   2.28           H   25.4           G   0.15
From 14 observations 2003 Oct. 21-22.

Ephemeris:
2003 UQ12                a,e,i = 1.73, 0.53, 5                   q = 0.8100
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2003 10 18    08 54.41   -28 07.0    0.017    0.990    66.9   112.2    20.8
2003 10 19    07 08.75   -16 14.6    0.016    0.997    93.1    86.0    19.4
2003 10 20    05 44.09   -02 51.4    0.019    1.005   117.1    61.9    19.0
2003 10 21    04 49.09   +06 25.1    0.024    1.012   133.3    45.7    19.0
2003 10 22    04 14.19   +11 59.9    0.030    1.019   143.3    35.7    19.3
2003 10 23    03 51.03   +15 26.0    0.037    1.027   149.9    29.1    19.6
2003 10 24    03 34.82   +17 40.6    0.044    1.035   154.4    24.5    19.8
2003 10 25    03 22.92   +19 13.4    0.051    1.042   157.8    21.1    20.1
2003 10 26    03 13.84   +20 20.4    0.059    1.050   160.5    18.5    20.3
2003 10 27    03 06.71   +21 10.5    0.066    1.058   162.6    16.3    20.5
2003 10 28    03 00.95   +21 49.1    0.074    1.065   164.4    14.5    20.7
2003 10 29    02 56.22   +22 19.5    0.082    1.073   166.0    13.0    20.9
2003 10 30    02 52.26   +22 43.7    0.090    1.081   167.3    11.7    21.1
2003 10 31    02 48.90   +23 03.5    0.098    1.089   168.4    10.5    21.2
2003 11 01    02 46.02   +23 19.6    0.106    1.097   169.4     9.6    21.4
2003 11 02    02 43.53   +23 33.0    0.114    1.105   170.2     8.8    21.5
2003 11 03    02 41.35   +23 44.1    0.122    1.113   170.8     8.2    21.6
2003 11 04    02 39.43   +23 53.4    0.131    1.121   171.2     7.8    21.8
2003 11 05    02 37.74   +24 01.2    0.139    1.129   171.4     7.5    21.9
2003 11 06    02 36.24   +24 07.7    0.147    1.137   171.5     7.4    22.1
2003 11 07    02 34.91   +24 13.2    0.156    1.145   171.4     7.4    22.2

Timothy B. Spahr             (C) Copyright 2003 MPC           M.P.E.C. 2003-U42

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