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  • MPEC 1997-U14 : 1997 UF9

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    M.P.E.C. 1997-U14                                Issued 1997 Oct. 31, 15:54 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.
    
                 BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
                       URL http://cfa-www.harvard.edu/iau/mpc.html
    
                                       1997 UF9
    
    Observations:
         J97U09F* C1997 10 29.24750 02 35 59.59 +16 57 58.6          18.6        704
         J97U09F  C1997 10 29.28826 02 35 53.66 +16 58 03.9                      704
         J97U09F  C1997 10 29.30858 02 35 50.68 +16 58 04.2          19.1        704
         J97U09F  C1997 10 29.32911 02 35 47.62 +16 58 08.6                      704
         J97U09F  C1997 10 29.92865 02 34 22.10 +16 58 52.7          18.0 V      046
         J97U09F  C1997 10 29.93101 02 34 21.76 +16 58 53.0                      046
         J97U09F  C1997 10 29.93307 02 34 21.46 +16 58 53.3                      046
         J97U09F bC1997 10 30.49148 02 33 01.06 +16 59 44.1          18.2 R      422
         J97U09F  C1997 10 30.49427 02 33 00.71 +16 59 44.3          17.9 R      422
         J97U09F  C1997 10 30.49706 02 33 00.29 +16 59 44.1          17.9 R      422
         J97U09F  C1997 10 30.88199 02 32 04.44 +17 00 00.4                      557
         J97U09F  C1997 10 30.88469 02 32 04.03 +17 00 00.6          18.3 V      557
         J97U09F  C1997 10 30.88727 02 32 03.60 +17 00 00.7                      557
         J97U09F  C1997 10 31.18021 02 31 20.89 +17 00 22.0          18.2        784
         J97U09F  C1997 10 31.18420 02 31 20.31 +17 00 21.6          17.9        784
         J97U09F  C1997 10 31.22708 02 31 13.96 +17 00 24.1          17.9        784
         J97U09F  C1997 10 31.23212 02 31 13.19 +17 00 24.4                      784
    
    Observer details:
    046 Klet.  Observers M. Tichy, Z. Moravec.  Measurer M. Tichy.  0.57-m f/5.2
        reflector + CCD.
    422 Loomberah.  Observer G. J. Garradd.  0.25-m f/4.1 reflector + CCD.
    557 Ondrejov.  Observer P. Pravec.  0.65-m f/3.6 reflector + CCD.
    704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
        M. Bezpalko.  Measurers J. Stuart, H. Viggh, J. Sharma.  1.0-m f/2.15
        reflector + CCD.
    784 Stull Observatory, Alfred University.  Observers D. R. DeGraff,
        A. M. Robbins.  0.81-m f/4 reflector + CCD.
    
    Orbital elements:
    1997 UF9
    Epoch 1997 Oct. 19.0 TT = JDT 2450740.5                 Williams
    M 250.31525              (2000.0)            P               Q
    n   0.55780560     Peri.  156.57402     -0.94617721     +0.18304664
    a   1.4615515      Node    37.30550     -0.31938457     -0.66151474
    e   0.6138548      Incl.   26.12964     +0.05236584     -0.72724973
    P   1.77           H   16.0           G   0.15
    From 17 observations 1997 Oct. 29-31.
    
    Ephemeris:
    1997 UF9                 a,e,i = 1.46, 0.61, 26                  q = 0.5644
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1997 10 29    02 36.58   +16 57.7    1.057    2.047   173.4     3.2    18.0
    1997 11 03    02 24.40   +17 02.9    1.032    2.023   177.1     1.4    17.8
    1997 11 08    02 11.76   +17 04.7    1.015    1.998   170.2     4.9    17.9
    1997 11 13    01 59.07   +17 03.5    1.006    1.972   162.4     8.7    18.1
    1997 11 18    01 46.74   +17 00.0    1.005    1.945   154.6    12.6    18.2
    1997 11 23    01 35.15   +16 55.4    1.012    1.917   146.9    16.3    18.3
    1997 11 28    01 24.61   +16 51.1    1.025    1.887   139.5    19.9    18.4
    1997 12 03    01 15.35   +16 48.3    1.044    1.857   132.3    23.1    18.5
    1997 12 08    01 07.51   +16 48.3    1.068    1.826   125.5    26.0    18.6
    1997 12 13    01 01.13   +16 52.0    1.095    1.793   119.1    28.7    18.7
    1997 12 18    00 56.18   +17 00.1    1.124    1.759   113.0    31.0    18.8
    1997 12 23    00 52.61   +17 12.9    1.154    1.725   107.3    33.0    18.9
    1997 12 28    00 50.36   +17 30.7    1.185    1.689   101.9    34.7    18.9
    1998 01 02    00 49.32   +17 53.7    1.215    1.652    96.8    36.2    19.0
    1998 01 07    00 49.42   +18 21.8    1.245    1.613    92.0    37.5    19.0
    1998 01 12    00 50.54   +18 54.8    1.272    1.574    87.5    38.6    19.1
    1998 01 17    00 52.61   +19 32.7    1.297    1.533    83.2    39.6    19.1
    1998 01 22    00 55.55   +20 15.2    1.318    1.491    79.2    40.4    19.1
    1998 01 27    00 59.32   +21 02.1    1.337    1.447    75.4    41.2    19.0
    1998 02 01    01 03.87   +21 53.4    1.351    1.402    71.8    41.9    19.0
    1998 02 06    01 09.16   +22 48.9    1.361    1.356    68.4    42.5    19.0
    1998 02 11    01 15.15   +23 48.2    1.367    1.309    65.3    43.2    18.9
    1998 02 16    01 21.84   +24 51.2    1.367    1.260    62.3    43.9    18.9
    
    Gareth V. Williams           (C) Copyright 1997 MPC           M.P.E.C. 1997-U14
    

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