• MPC Preparation (Info)

    • MPEC 2004-B70 : 2004 BD85

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    M.P.E.C. 2004-B70                                Issued 2004 Jan. 30, 12:09 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 Steven and Michele Kirsch 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 BD85

Observations:
     K04B85D* C2004 01 28.20933 06 27 46.52 -04 26 15.4          19.3   EB070704
     K04B85D  C2004 01 28.22159 06 27 45.48 -04 26 28.4          19.6   EB070704
     K04B85D  C2004 01 28.23383 06 27 44.40 -04 26 41.6          19.8   EB070704
     K04B85D  C2004 01 28.24603 06 27 43.32 -04 26 55.0          19.5   EB070704
     K04B85D  C2004 01 28.25835 06 27 42.19 -04 27 07.7          19.8   EB070704
     K04B85D  C2004 01 28.99600 06 26 41.96 -04 40 05.3          19.0 R EB070J95
     K04B85D HC2004 01 29.24506 06 26 22.22 -04 44 17.3          18.8 R EB070G90
     K04B85D  C2004 01 29.24727 06 26 22.11 -04 44 20.0          18.9 R EB070G90
     K04B85D  C2004 01 29.24949 06 26 21.96 -04 44 21.2          19.0 R EB070G90
     K04B85D  C2004 01 30.12823 06 25 14.14 -04 59 08.0          19.1 R EB070G90
     K04B85D  C2004 01 30.13045 06 25 13.94 -04 59 10.2          18.7 R EB070G90
     K04B85D  C2004 01 30.13266 06 25 13.78 -04 59 12.6          18.8 R EB070G90
     K04B85D  C2004 01 30.24856 06 25 04.35 -05 01 08.2          19.0 R EB070854
     K04B85D  C2004 01 30.25292 06 25 03.89 -05 01 11.5          19.5 R EB070448
     K04B85D  C2004 01 30.25433 06 25 03.99 -05 01 12.8          18.6 R EB070854
     K04B85D  C2004 01 30.25968 06 25 03.35 -05 01 18.0          19.5 R EB070448
     K04B85D  C2004 01 30.26608 06 25 02.84 -05 01 24.2          19.4 R EB070448

Observer details:
448 Desert Moon Observatory.  Observer B. L. Stevens.  0.3-m
    Schmidt-Cassegrain + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.356-m f/10.0
    Schmidt-Cassegrain + CCD.
G90 Three Buttes Observatory, Tucson.  Observer G. R. Jones.  0.35-m f/11.0
    Schmidt-Cassegrain + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.30-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2004 BD85
Epoch 2004 Jan. 16.0 TT = JDT 2453020.5                 MPC
M 301.82583              (2000.0)            P               Q
n   0.48858566     Peri.  284.41712     -0.92198121     +0.19487090
a   1.5965244      Node   267.66053     -0.06504282     -0.92980367
e   0.1970411      Incl.   19.56690     -0.38173300     -0.31223462
P   2.02           H   18.7           G   0.15
From 17 observations 2004 Jan. 28-30.

Ephemeris:
2004 BD85                a,e,i = 1.60, 0.20, 20                  q = 1.2819
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 01 26    06 30.97   -03 45.3    0.544    1.456   142.8    24.1    19.3
2004 02 05    06 18.81   -06 25.2    0.570    1.430   131.6    31.0    19.6
2004 02 15    06 12.92   -08 07.2    0.606    1.405   121.8    36.7    19.8
2004 02 25    06 13.31   -09 04.9    0.647    1.381   113.5    41.1    20.1
2004 03 06    06 19.38   -09 33.8    0.688    1.360   106.7    44.3    20.3
2004 03 16    06 30.32   -09 46.0    0.727    1.340   101.1    46.8    20.4
2004 03 26    06 45.44   -09 49.7    0.763    1.323    96.5    48.5    20.5
2004 04 05    07 04.21   -09 51.7    0.796    1.308    92.8    49.8    20.6
2004 04 15    07 26.14   -09 55.8    0.825    1.297    89.8    50.7    20.7
2004 04 25    07 50.93   -10 04.5    0.851    1.288    87.4    51.3    20.8
2004 05 05    08 18.30   -10 19.8    0.875    1.283    85.6    51.6    20.9
2004 05 15    08 47.91   -10 42.1    0.899    1.282    84.1    51.7    20.9
2004 05 25    09 19.52   -11 11.3    0.925    1.284    82.9    51.5    21.0
2004 06 04    09 52.74   -11 46.8    0.954    1.290    81.8    51.1    21.0
2004 06 14    10 27.14   -12 27.0    0.987    1.299    80.8    50.5    21.1
2004 06 24    11 02.32   -13 10.2    1.027    1.311    79.8    49.7    21.2
2004 07 04    11 37.79   -13 54.6    1.074    1.326    78.7    48.8    21.3
2004 07 14    12 13.14   -14 38.1    1.129    1.344    77.4    47.6    21.4
2004 07 24    12 48.07   -15 19.2    1.191    1.364    75.9    46.3    21.5
2004 08 03    13 22.31   -15 56.3    1.261    1.386    74.1    44.8    21.6
2004 08 13    13 55.71   -16 28.1    1.337    1.409    72.2    43.2    21.7
2004 08 23    14 28.23   -16 53.7    1.420    1.434    70.0    41.5    21.9
2004 09 02    14 59.86   -17 12.1    1.507    1.460    67.7    39.7    22.0

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-B70

    Read MPEC 2004-B69 Read MPEC 2004-B71

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