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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-N64 : 2005 NX55

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M.P.E.C. 2005-N64                                Issued 2005 July 12, 13:45 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 NX55

Observations:
     K05N55X*tC2005 07 11.16281 16 02 43.45 -08 42 36.2          20.2 V EN064691
     K05N55X tC2005 07 11.17846 16 02 30.43 -08 44 11.2          20.8 V EN064691
     K05N55X tC2005 07 11.19755 16 02 14.62 -08 46 06.6          20.0 V EN064691
     K05N55X tC2005 07 12.17849 15 48 29.78 -10 28 01.1          19.9 V EN064291
     K05N55X tC2005 07 12.18228 15 48 26.43 -10 28 24.4          20.4 V EN064291
     K05N55X tC2005 07 12.18608 15 48 23.04 -10 28 48.3          19.3 V EN064291
     K05N55X tC2005 07 12.20747 15 48 03.96 -10 31 04.8          19.9 V EN064291
     K05N55X tC2005 07 12.21151 15 48 00.35 -10 31 30.4          19.9 V EN064291
     K05N55X tC2005 07 12.21543 15 47 56.93 -10 31 55.8          19.9 V EN064291
     K05N55X tC2005 07 12.24730 15 47 28.64 -10 35 16.3          19.7 V EN064291
     K05N55X tC2005 07 12.25126 15 47 24.88 -10 35 44.4          19.8 V EN064291
     K05N55X tC2005 07 12.25610 15 47 20.61 -10 36 14.7          19.8 V EN064291

Observer details:
291 LPL/Spacewatch II.  Observer M. Block.  1.8-m f/2.7 reflector + CCD.
691 Steward Observatory, Kitt Peak.  Observers M. Block, E. P. Majden.
    Measurer M. Block.  0.9-m f/3 reflector + CCD.

Orbital elements:
2005 NX55                                                            PHA 0.026
Epoch 2005 July 9.0 TT = JDT 2453560.5                  MPC
M 333.71674              (2000.0)            P               Q
n   0.42003823     Peri.  274.97672     +0.81725732     -0.34577022
a   1.7658081      Node   105.87675     +0.48594649     +0.84350603
e   0.6492669      Incl.   28.63953     -0.30975228     +0.41102375
P   2.35           H   21.9           G   0.15
From 11 observations 2005 July 11-12.

Ephemeris:
2005 NX55                a,e,i = 1.77, 0.65, 29                  q = 0.6193
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 07 09    16 29.65   -05 18.2    0.179    1.154   137.0    36.9    20.0
2005 07 11    16 04.91   -08 25.6    0.166    1.132   131.0    42.7    19.9
2005 07 13    15 36.26   -11 56.1    0.155    1.110   123.7    49.6    19.9
2005 07 15    15 03.70   -15 39.9    0.148    1.088   115.4    57.6    20.0
2005 07 17    14 27.80   -19 20.4    0.145    1.066   106.3    66.2    20.2
2005 07 19    13 49.82   -22 38.3    0.145    1.044    97.1    75.0    20.4
2005 07 21    13 11.55   -25 17.4    0.149    1.022    88.1    83.5    20.7
2005 07 23    12 34.84   -27 10.5    0.157    1.000    79.7    91.4    21.1
2005 07 25    12 01.13   -28 19.6    0.167    0.978    72.3    98.3    21.5
2005 07 27    11 31.18   -28 52.5    0.180    0.956    65.8   104.3    21.9
2005 07 29    11 05.12   -28 58.1    0.195    0.934    60.2   109.3    22.3

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-N64

Read MPEC 2005-N63 Read MPEC 2005-N65


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