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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-N43 : 2005 NX39

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M.P.E.C. 2005-N43                                Issued 2005 July 10, 11:48 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

                                   2005 NX39

Observations:
     K05N39X* C2005 07 09.22515 15 41 23.56 +25 17 44.1          17.4 V EN043703
     K05N39X  C2005 07 09.23300 15 41 31.66 +25 14 43.8          17.4 V EN043703
     K05N39X  C2005 07 09.24084 15 41 39.80 +25 11 43.8          17.5 V EN043703
     K05N39X  C2005 07 09.24876 15 41 48.01 +25 08 41.0          17.5 V EN043703
     K05N39X  C2005 07 09.92828 15 52 49.71 +21 00 23.4                 EN043J95
     K05N39X  C2005 07 09.92928 15 52 50.60 +21 00 02.4                 EN043J95
     K05N39X  C2005 07 09.93015 15 52 51.34 +20 59 44.7                 EN043J95
     K05N39X  C2005 07 09.93850 15 52 58.67 +20 56 49.8                 EN043J95
     K05N39X  C2005 07 09.94081 15 53 00.70 +20 56 01.6                 EN043J95
     K05N39X  C2005 07 09.94270 15 53 02.35 +20 55 22.3          17.4 R EN043J95
     K05N39X  C2005 07 10.18854 15 56 36.77 +19 31 48.5          17.0 R EN043651
     K05N39X  C2005 07 10.18900 15 56 37.14 +19 31 38.7          16.9 R EN043651
     K05N39X 5C2005 07 10.23605 15 57 16.05 +19 15 52.7          17.2 R EN043673
     K05N39X 5C2005 07 10.24063 15 57 19.73 +19 14 21.6                 EN043673
     K05N39X 5C2005 07 10.24612 15 57 24.24 +19 12 30.5                 EN043673
     K05N39X 5C2005 07 10.25017 15 57 27.50 +19 11 10.4                 EN043673
     K05N39X 5C2005 07 10.26024 15 57 35.64 +19 07 49.7                 EN043673

Observer details:
651 Grasslands Observatory, Tucson.  Observer J. E. McGaha.  0.62-m f/5.1
    Newtonian reflector + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m
    reflector + CCD.
703 Catalina Sky Survey.  Observer A. Odell.  Measurers E. C. Beshore,
    C. M. Casey, E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill,
    S. M. Larson, R. H. McNaught.  0.68-m Schmidt + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2005 NX39
Epoch 2005 July 9.0 TT = JDT 2453560.5                  MPC
M  11.63787              (2000.0)            P               Q
n   0.26114665     Peri.   38.14382     -0.92347005     -0.32302971
a   2.4240770      Node   121.78678     +0.26399526     -0.92651490
e   0.8745197      Incl.   14.09569     +0.27840539     -0.19292988
P   3.77           H   19.5           G   0.15
From 17 observations 2005 July 9-10.

Ephemeris:
2005 NX39                a,e,i = 2.42, 0.87, 14                  q = 0.3042
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 07 09    15 37.31   +26 45.5    0.125    1.063   108.4    65.2    17.4
2005 07 19    16 58.27   -07 05.5    0.273    1.226   135.5    35.5    18.6
2005 07 29    17 22.43   -16 03.6    0.461    1.379   134.6    31.7    19.9
2005 08 08    17 37.30   -19 52.3    0.663    1.522   129.1    31.1    20.9
2005 08 18    17 49.83   -21 55.1    0.876    1.657   122.5    31.0    21.6

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-N43

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