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IAU Minor Planet Center

Minor Planet Center

MPEC 2003-U23 : 2003 UD8

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M.P.E.C. 2003-U23                                Issued 2003 Oct. 20, 12:26 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 UD8

Observations:
     K03U08D* C2003 10 18.08332 19 50 30.67 -14 40 30.9          18.4        704
     K03U08D  C2003 10 18.09525 19 50 33.23 -14 40 26.3          18.7        704
     K03U08D  C2003 10 18.10727 19 50 35.82 -14 40 21.9          18.3        704
     K03U08D  C2003 10 18.11915 19 50 38.28 -14 40 17.2          18.7        704
     K03U08D  C2003 10 18.13084 19 50 40.80 -14 40 12.4          18.7        704
     K03U08D  C2003 10 19.07839 19 54 05.19 -14 33 49.1          18.1        704
     K03U08D  C2003 10 19.08456 19 54 06.55 -14 33 45.9          18.6        704
     K03U08D 5C2003 10 19.08657 19 54 07.10 -14 33 45.9          18.0 R      673
     K03U08D 5C2003 10 19.08854 19 54 07.47 -14 33 45.1                      673
     K03U08D  C2003 10 19.09028 19 54 07.70 -14 33 44.2          18.5        704
     K03U08D 5C2003 10 19.09051 19 54 07.91 -14 33 44.4                      673
     K03U08D 5C2003 10 19.09259 19 54 08.31 -14 33 43.5                      673
     K03U08D  C2003 10 19.09636 19 54 09.03 -14 33 41.4          18.9        704
     K03U08D  C2003 10 19.10184 19 54 10.19 -14 33 39.6          19.2        704
     K03U08D  C2003 10 19.10815 19 54 11.54 -14 33 36.2          19.0        704
     K03U08D  C2003 10 19.11362 19 54 12.72 -14 33 34.3          18.7        704
     K03U08D  C2003 10 19.11994 19 54 14.09 -14 33 30.9          18.9        704
     K03U08D  C2003 10 19.12554 19 54 15.21 -14 33 29.7          18.6        704
     K03U08D  C2003 10 19.12612 19 54 15.47 -14 33 29.7          18.7 R      926
     K03U08D  C2003 10 19.12731 19 54 15.61 -14 33 27.7          18.4 R      926
     K03U08D  C2003 10 19.12851 19 54 15.92 -14 33 27.9          18.4 R      926
     K03U08D  C2003 10 19.13175 19 54 16.53 -14 33 25.2          18.5        704
     K03U08D  C2003 10 19.13382 19 54 17.02 -14 33 26.1          17.6 R      H36
     K03U08D  C2003 10 19.13896 19 54 17.94 -14 33 24.2          18.4 R      H36
     K03U08D  C2003 10 19.16292 19 54 23.18 -14 33 13.8          18.9 R      448
     K03U08D  C2003 10 19.16768 19 54 24.19 -14 33 11.7          18.6 R      448
     K03U08D  C2003 10 19.17245 19 54 25.24 -14 33 09.9          18.7 R      448
     K03U08D  C2003 10 19.75709 19 56 32.11 -14 29 07.2                      246
     K03U08D  C2003 10 19.75782 19 56 32.25 -14 29 06.1                      246
     K03U08D  C2003 10 19.75845 19 56 32.41 -14 29 06.5                      246
     K03U08D  C2003 10 19.75927 19 56 32.54 -14 29 06.3                      246
     K03U08D  C2003 10 19.75994 19 56 32.77 -14 29 06.5                      246
     K03U08D  C2003 10 19.76063 19 56 32.92 -14 29 05.8                      246
     K03U08D  C2003 10 20.04973 19 57 35.74 -14 27 01.6          19.0 R      H36
     K03U08D  C2003 10 20.05825 19 57 37.60 -14 26 56.6          19.0 R      448
     K03U08D  C2003 10 20.06116 19 57 38.13 -14 26 56.4          18.8 R      H36
     K03U08D  C2003 10 20.06124 19 57 38.27 -14 26 55.4          18.9 R      448
     K03U08D  C2003 10 20.06546 19 57 39.15 -14 26 53.6          18.8 R      448
     K03U08D 5C2003 10 20.10523 19 57 47.74 -14 26 36.7          18.5 R      673
     K03U08D 5C2003 10 20.10822 19 57 48.41 -14 26 35.2                      673
     K03U08D 5C2003 10 20.11019 19 57 48.81 -14 26 34.2                      673
     K03U08D 5C2003 10 20.11205 19 57 49.22 -14 26 33.6                      673
     K03U08D  C2003 10 20.14946 19 57 57.09 -14 26 16.9          18.4 R      854
     K03U08D  C2003 10 20.15389 19 57 58.08 -14 26 15.1          18.4 R      854
     K03U08D  C2003 10 20.15830 19 57 59.00 -14 26 12.6          18.6 R      854
     K03U08D  C2003 10 20.35809 19 58 42.57 -14 24 32.7          18.2 R      474
     K03U08D  C2003 10 20.35958 19 58 42.89 -14 24 32.5          18.1 R      474
     K03U08D  C2003 10 20.36122 19 58 43.33 -14 24 30.9          17.8 R      474

Observer details:
246 Klet Observatory-KLENOT.  Observers J. Ticha, M. Tichy.  1.06-m KLENOT
    Telescope + CCD.
448 Desert Moon Observatory.  Observer B. L. Stevens.  0.3-m
    Schmidt-Cassegrain + CCD.
474 Mount John Observatory, Lake Tekapo.  Observer A. C. Gilmore.  Measurer
    P. M. Kilmartin.  1.0-m f/7.7 reflector + 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.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.30-m f/10.0
    Schmidt-Cassegrain + CCD.
926 Tenagra II Observatory.  Observers P. R. Holvorcem, M. Schwartz.  0.81-m
    f/7 Ritchey-Chretien + CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.

Orbital elements:
2003 UD8
Epoch 2003 Oct. 8.0 TT = JDT 2452920.5                  MPC
M 358.51050              (2000.0)            P               Q
n   0.18916123     Peri.  107.71872     +0.96764238     +0.24546367
a   3.0054855      Node   238.10827     -0.24963337     +0.89753806
e   0.5724838      Incl.    3.94713     -0.03676150     +0.36629636
P   5.21           H   17.0           G   0.15
From 48 observations 2003 Oct. 18-20.

Ephemeris:
2003 UD8                 a,e,i = 3.01, 0.57, 4                   q = 1.2849
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2003 10 18    19 50.21   -14 40.9    0.768    1.285    92.6    50.8    18.9
2003 10 28    20 26.87   -13 20.7    0.798    1.292    91.7    50.2    18.9
2003 11 07    21 04.49   -11 31.9    0.838    1.310    91.0    49.2    19.0
2003 11 17    21 41.98   -09 18.5    0.891    1.336    90.5    47.7    19.2
2003 11 27    22 18.51   -06 47.0    0.956    1.371    89.7    46.0    19.3
2003 12 07    22 53.53   -04 04.9    1.036    1.414    88.7    44.2    19.5
2003 12 17    23 26.74   -01 19.3    1.130    1.463    87.3    42.2    19.7
2003 12 27    23 58.11   +01 24.1    1.237    1.517    85.4    40.3    20.0
2004 01 06    00 27.75   +04 01.5    1.356    1.575    83.0    38.3    20.2
2004 01 16    00 55.83   +06 29.9    1.486    1.637    80.2    36.3    20.4
2004 01 26    01 22.57   +08 48.0    1.625    1.701    77.1    34.3    20.6
2004 02 05    01 48.18   +10 54.9    1.773    1.768    73.5    32.3    20.8
2004 02 15    02 12.83   +12 50.0    1.926    1.835    69.8    30.3    21.1
2004 02 25    02 36.68   +14 33.3    2.084    1.904    65.7    28.3    21.2
2004 03 06    02 59.85   +16 04.8    2.244    1.973    61.5    26.2    21.4

Timothy B. Spahr             (C) Copyright 2003 MPC           M.P.E.C. 2003-U23

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