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IAU Minor Planet Center

Minor Planet Center

MPEC 2003-A27 : 2003 AO4

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M.P.E.C. 2003-A27                                Issued 2003 Jan. 6, 14:11 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.

             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2003 AO4

Observations:
     K03A04O* C2003 01 05.37413 09 33 07.08 +31 34 58.4          18.3 R      699
     K03A04O  C2003 01 05.38871 09 33 04.65 +31 34 26.5                      699
     K03A04O  C2003 01 05.40318 09 33 02.14 +31 33 56.5                      699
     K03A04O  C2003 01 05.41761 09 32 59.70 +31 33 24.5                      699
     K03A04O  C2003 01 06.26800 09 30 42.38 +31 02 38.7          18.8 R      854
     K03A04O  C2003 01 06.26980 09 30 42.15 +31 02 34.4          18.8 R      854
     K03A04O  C2003 01 06.27339 09 30 41.45 +31 02 24.2          18.8 R      854
     K03A04O  C2003 01 06.29885 09 30 36.94 +31 01 33.4          19.2 R      446
     K03A04O  C2003 01 06.44358 09 30 12.38 +30 56 18.8          18.3 R      926
     K03A04O  C2003 01 06.44503 09 30 12.12 +30 56 15.7          18.6 R      926
     K03A04O  C2003 01 06.44684 09 30 11.79 +30 56 11.3          18.9 R      926

Observer details:
446 Kingsnake Observatory.  Observer J. McClusky.  0.45-m f/4.5 Newtonian
    + CCD.
699 Lowell Observatory-LONEOS.  Observer M. E. Van Ness.  0.59-m LONEOS
    Schmidt + 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.

Orbital elements:
2003 AO4
Epoch 2003 Jan. 1.0 TT = JDT 2452640.5                  MPC
M  18.28264              (2000.0)            P               Q
n   0.30438320     Peri.  112.28526     +0.46464776     -0.83530347
a   2.1887136      Node   306.63460     +0.61577879     +0.54330673
e   0.4565839      Incl.   21.48367     +0.63633241     +0.08417789
P   3.24           H   19.1           G   0.15
From 11 observations 2003 Jan. 5-6.

Ephemeris:
2003 AO4                 a,e,i = 2.19, 0.46, 21                  q = 1.1894
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2003 01 01    09 44.56   +34 09.7    0.435    1.343   139.2    28.6    19.2
2003 01 11    09 17.62   +28 08.9    0.438    1.392   154.4    17.8    19.0
2003 01 21    08 50.61   +22 02.2    0.464    1.444   170.5     6.5    18.7
2003 01 31    08 27.91   +16 33.6    0.515    1.499   174.1     3.9    18.9
2003 02 10    08 11.89   +12 12.2    0.591    1.556   160.2    12.4    19.7
2003 02 20    08 02.82   +09 00.4    0.688    1.614   148.2    18.8    20.3
2003 03 02    07 59.72   +06 44.7    0.801    1.673   137.8    23.4    20.8
2003 03 12    08 01.40   +05 07.9    0.928    1.733   128.8    26.5    21.3
2003 03 22    08 06.74   +03 55.5    1.066    1.793   120.7    28.5    21.8

Brian G. Marsden             (C) Copyright 2003 MPC           M.P.E.C. 2003-A27

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