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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-R85 : 2004 RX165

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M.P.E.C. 2004-R85                                Issued 2004 Sept. 15, 00:13 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

                                  2004 RX165

Observations:
     K04RG5X* C2004 09 13.42440 21 45 35.66 -47 31 26.5          19.7 R ER085E12
     K04RG5X  C2004 09 13.43846 21 45 37.67 -47 30 58.8          19.7 R ER085E12
     K04RG5X  C2004 09 13.45249 21 45 39.67 -47 30 30.7          19.4 R ER085E12
     K04RG5X  C2004 09 13.46653 21 45 41.52 -47 30 02.3          19.0 R ER085E12
     K04RG5X  C2004 09 13.49946 21 45 46.17 -47 28 56.8          18.7 R ER085E12
     K04RG5X  C2004 09 13.51303 21 45 48.04 -47 28 29.3          18.8 R ER085E12
     K04RG5X  C2004 09 13.52663 21 45 49.92 -47 28 01.1          19.6 R ER085E12
     K04RG5X  C2004 09 13.54024 21 45 51.82 -47 27 33.3          19.2 R ER085E12
     K04RG5X  C2004 09 14.40894 21 48 15.61 -46 57 07.3          19.4 R ER085E12
     K04RG5X  C2004 09 14.41735 21 48 16.89 -46 56 49.3          19.8 R ER085E12
     K04RG5X  C2004 09 14.42575 21 48 18.02 -46 56 32.4                 ER085E12
     K04RG5X  C2004 09 14.43417 21 48 19.09 -46 56 15.4          19.3 R ER085E12
     K04RG5X  C2004 09 14.53100 21 48 32.10 -46 52 37.5          18.7 R ER085474
     K04RG5X  C2004 09 14.53435 21 48 32.62 -46 52 30.1          18.0 R ER085474
     K04RG5X  C2004 09 14.53769 21 48 33.02 -46 52 22.6          18.4 R ER085474
     K04RG5X 2C2004 09 14.98745 21 49 51.66 -46 36 02.7          19.4 R ER085I05
     K04RG5X 2C2004 09 14.98940 21 49 51.94 -46 35 59.3          19.4 R ER085I05

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  Measurer P. M. Kilmartin.  0.6-m f/6.4 reflector + CCD.
E12 Siding Spring Survey.  Observer G. J. Garradd.  Measurers E. Beshore,
    E. Christensen, G. J. Garradd, R. Hill, S. Larsen, R. H. McNaught.  0.5-m
    Uppsala Schmidt + CCD.
I05 Las Campanas Observatory-TIE.  Observers G. Masi, F. Mallia.  Measurer
    G. Masi.  0.36-m SoTIE reflector + CCD.

Orbital elements:
2004 RX165
Epoch 2004 Sept. 12.0 TT = JDT 2453260.5                MPC
M 355.59953              (2000.0)            P               Q
n   0.26521175     Peri.  331.67492     +0.99778573     +0.00450090
a   2.3992428      Node    28.30256     +0.02982681     +0.86147667
e   0.5243333      Incl.    8.04541     -0.05944739     +0.50777720
P   3.72           H   21.0           G   0.15
From 17 observations 2004 Sept. 13-14.

Ephemeris:
2004 RX165               a,e,i = 2.40, 0.52, 8                   q = 1.1412
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 09 12    21 41.82   -48 17.6    0.213    1.157   131.0    41.0    19.6
2004 09 22    22 10.50   -41 27.0    0.195    1.144   132.3    40.5    19.3
2004 10 02    22 42.53   -31 16.0    0.185    1.142   136.3    37.3    19.1
2004 10 12    23 14.24   -18 46.6    0.189    1.152   141.3    32.8    19.1
2004 10 22    23 43.78   -06 20.2    0.210    1.173   144.7    29.4    19.2
2004 11 01    00 10.64   +03 58.6    0.249    1.205   145.1    28.1    19.6
2004 11 11    00 35.06   +11 34.2    0.303    1.245   143.1    28.5    20.1
2004 11 21    00 57.82   +16 53.4    0.371    1.294   139.9    29.5    20.7
2004 12 01    01 19.55   +20 35.7    0.452    1.348   135.9    30.6    21.2
2004 12 11    01 40.66   +23 12.9    0.546    1.407   131.4    31.6    21.8

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-R85

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