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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-K06 : 2004 JX20

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M.P.E.C. 2004-K06                                Issued 2004 May 16, 19:26 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

                                   2004 JX20

Observations:
     K04J20X* C2004 05 15.33461 14 15 24.41 +60 13 05.0          17.3 R EK006703
     K04J20X  C2004 05 15.34385 14 15 22.05 +60 12 10.2          18.1 R EK006703
     K04J20X  C2004 05 15.35300 14 15 19.87 +60 11 13.3          18.0 R EK006703
     K04J20X  C2004 05 15.36220 14 15 17.61 +60 10 18.6          18.4 R EK006703
     K04J20X  C2004 05 15.91068 14 13 27.73 +59 16 11.0          17.7 R EK006J87
     K04J20X  C2004 05 15.91142 14 13 27.56 +59 16 06.7          17.8 R EK006J87
     K04J20X  C2004 05 15.91215 14 13 27.32 +59 16 01.8          17.9 R EK006J87
     K04J20X  C2004 05 15.91288 14 13 27.17 +59 15 58.0          17.6 R EK006J87
     K04J20X  C2004 05 15.91361 14 13 27.03 +59 15 53.6          17.9 R EK006J87
     K04J20X  C2004 05 15.91435 14 13 26.87 +59 15 50.0          18.0 R EK006J87
     K04J20X  C2004 05 15.94478 14 13 19.34 +59 12 40.5          17.9 R EK006J95
     K04J20X  C2004 05 15.94851 14 13 18.46 +59 12 18.2          17.7 R EK006J95
     K04J20X  C2004 05 15.95228 14 13 17.64 +59 11 56.0          17.8 R EK006J95
     K04J20X  C2004 05 15.97040 14 13 12.42 +59 10 12.2          18.9   EK006130
     K04J20X  C2004 05 15.97907 14 13 10.59 +59 09 20.2          18.6   EK006130
     K04J20X  C2004 05 15.98633 14 13 08.82 +59 08 35.5          18.7   EK006130
     K04J20X  C2004 05 16.00872 14 13 03.98 +59 06 28.2          18.2 R EK006620
     K04J20X  C2004 05 16.01798 14 13 01.86 +59 05 32.1          17.9 R EK006620
     K04J20X  C2004 05 16.02725 14 12 59.72 +59 04 35.9          17.9 R EK006620
     K04J20X  C2004 05 16.20103 14 12 27.36 +58 47 29.7          17.8 R EK006H59
     K04J20X  C2004 05 16.21291 14 12 24.76 +58 46 18.9          17.2 R EK006H59
     K04J20X  C2004 05 16.22581 14 12 21.71 +58 45 01.5          17.8 R EK006H59
     K04J20X  C2004 05 16.27623 14 12 12.27 +58 40 10.3          18.6 R EK006854
     K04J20X  C2004 05 16.27732 14 12 12.04 +58 40 03.7          18.5 R EK006854
     K04J20X  C2004 05 16.27840 14 12 11.82 +58 39 56.4          18.4 R EK006854
     K04J20X 3C2004 05 16.31426 14 12 04.09 +58 36 25.9                 EK006688
     K04J20X 3C2004 05 16.31704 14 12 03.29 +58 36 13.2                 EK006688
     K04J20X 3C2004 05 16.31711 14 12 02.89 +58 36 01.5          17.6 R EK006688
     K04J20X 3C2004 05 16.34134 14 11 57.56 +58 33 35.3          18.9 R EK006688
     K04J20X 3C2004 05 16.34282 14 11 57.30 +58 33 25.0          18.8 R EK006688
     K04J20X 3C2004 05 16.39830 14 11 44.88 +58 27 45.9          18.5 R EK006688
     K04J20X 3C2004 05 16.39965 14 11 44.78 +58 27 42.1          17.8 R EK006688

Observer details:
130 Lumezzane.  Observers C. Cremaschini, S. Foglia, W. Marinello, M. Micheli,
    G. Pizzetti.  0.40-m f/4.5 reflector + CCD.
620 Observatorio Astronomico de Mallorca.  Observers S. Sanchez, R. Stoss,
    J. Nomen.  0.30-m f/9 Schmidt-Cassegrain + CCD.
688 Lowell Observatory, Anderson Mesa Station.  Observers J. Beningo,
    M. Curtis, H. Hoehn, J. Smolinski.  0.75-m f/16 telescope + CCD.
703 Catalina Sky Survey.  Observers S. Larson, E. Beshore, E. Christensen,
    R. Hill, S. Howard, D. McLean.  0.68-m Schmidt + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.356-m f/10.0
    Schmidt-Cassegrain + CCD.
H59 Prairie Grass Observatory, Camp Cullom.  Observer J. Mahony.  0.30-m
    Schmidt-Cassegrain + CCD.
J87 La Canada.  Observer J. Lacruz.  0.30-m Schmidt-Cassegrain + CCD
J95 Great Shefford.  Observer P. Birtwhistle.  0.30-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2004 JX20                                                            PHA 0.033
Epoch 2004 May 15.0 TT = JDT 2453140.5                  MPC
M 116.27372              (2000.0)            P               Q
n   1.14946103     Peri.  349.70197     -0.02345907     -0.98332636
a   0.9025540      Node   101.47082     +0.92981754     -0.08772750
e   0.2637778      Incl.   10.60315     +0.36727239     +0.15928954
P   0.86           H   19.7           G   0.15
From 28 observations 2004 May 15-16.

Ephemeris:
2004 JX20                a,e,i = 0.90, 0.26, 11                  q = 0.6645
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 05 15    14 16.69   +60 45.8    0.165    1.050    99.1    72.0    18.4
2004 05 25    13 53.70   +44 19.9    0.175    1.079   107.8    63.3    18.3
2004 06 04    13 46.44   +29 11.9    0.195    1.103   112.2    58.4    18.5
2004 06 14    13 46.63   +16 29.5    0.226    1.121   112.4    56.9    18.8
2004 06 24    13 51.64   +06 14.3    0.263    1.133   109.9    57.5    19.1
2004 07 04    14 00.22   -01 59.5    0.305    1.140   106.1    59.0    19.5
2004 07 14    14 11.51   -08 42.0    0.349    1.140   101.8    60.8    19.9
2004 07 24    14 25.18   -14 18.5    0.392    1.134    97.3    62.7    20.2
2004 08 03    14 40.91   -19 06.3    0.434    1.123    92.8    64.5    20.4
2004 08 13    14 58.47   -23 17.0    0.471    1.105    88.4    66.4    20.6
2004 08 23    15 17.79   -26 58.7    0.502    1.082    84.1    68.4    20.8
2004 09 02    15 38.68   -30 16.2    0.526    1.052    79.8    70.7    20.9
2004 09 12    16 00.91   -33 11.8    0.542    1.018    75.7    73.3    21.0
2004 09 22    16 24.21   -35 47.1    0.547    0.979    71.5    76.5    21.0
2004 10 02    16 47.84   -38 02.2    0.540    0.935    67.2    80.7    21.0
2004 10 12    17 10.61   -39 55.9    0.520    0.888    62.5    86.1    21.0

Kyle E. Smalley              (C) Copyright 2004 MPC           M.P.E.C. 2004-K06

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