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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-B63 : 2004 BZ74

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M.P.E.C. 2004-B63                                Issued 2004 Jan. 29, 19:55 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 BZ74

Observations:
     K04B74Z* C2004 01 27.08458 04 03 24.93 -28 32 09.9          18.8   EB063704
     K04B74Z  C2004 01 27.09692 04 03 31.69 -28 31 00.3          19.1   EB063704
     K04B74Z  C2004 01 27.10921 04 03 38.33 -28 29 51.6          18.8   EB063704
     K04B74Z  C2004 01 27.12188 04 03 45.24 -28 28 39.9          18.9   EB063704
     K04B74Z  C2004 01 27.13430 04 03 51.97 -28 27 29.0          19.3   EB063704
     K04B74Z  C2004 01 28.09465 04 12 20.64 -26 58 39.4          19.3   EB063704
     K04B74Z  C2004 01 28.09475 04 12 20.80 -26 58 38.6          18.8   EB063704
     K04B74Z  C2004 01 28.09477 04 12 20.72 -26 58 38.4          19.1   EB063704
     K04B74Z  C2004 01 28.10693 04 12 26.75 -26 57 31.6          18.9   EB063704
     K04B74Z  C2004 01 28.10699 04 12 26.81 -26 57 32.0          19.2   EB063704
     K04B74Z  C2004 01 28.10705 04 12 26.84 -26 57 31.6          19.1   EB063704
     K04B74Z  C2004 01 28.11903 04 12 32.82 -26 56 27.5          19.1   EB063704
     K04B74Z  C2004 01 28.11912 04 12 32.82 -26 56 26.0          19.1   EB063704
     K04B74Z  C2004 01 28.11924 04 12 32.86 -26 56 25.8          19.2   EB063704
     K04B74Z  C2004 01 28.13103 04 12 38.76 -26 55 22.2          19.0   EB063704
     K04B74Z  C2004 01 28.13129 04 12 38.86 -26 55 20.6          18.9   EB063704
     K04B74Z  C2004 01 28.13141 04 12 38.93 -26 55 19.0          19.0   EB063704

Observer details:
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.

Orbital elements:
2004 BZ74
Epoch 2004 Jan. 16.0 TT = JDT 2453020.5                 MPC
M  12.90499              (2000.0)            P               Q
n   0.33526138     Peri.  128.08989     +0.97900860     +0.07066123
a   2.0521717      Node   228.73360     -0.11480408     +0.96620873
e   0.8211204      Incl.   14.73475     +0.16841079     +0.24788643
P   2.94           H   18.1           G   0.15
From 17 observations 2004 Jan. 27-28.

Ephemeris:
2004 BZ74                a,e,i = 2.05, 0.82, 15                  q = 0.3671
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 01 26    03 52.86   -30 16.4    0.330    1.076    97.1    65.2    18.2
2004 02 05    05 01.79   -17 04.1    0.464    1.225   110.0    49.1    18.7
2004 02 15    05 37.63   -09 07.1    0.629    1.364   113.2    41.7    19.4
2004 02 25    06 01.84   -04 05.1    0.812    1.496   111.9    37.9    20.0
2004 03 06    06 21.22   -00 40.8    1.006    1.620   108.3    35.6    20.6
2004 03 16    06 38.31   +01 42.9    1.210    1.738   103.6    33.8    21.1
2004 03 26    06 54.25   +03 25.8    1.420    1.849    98.2    32.3    21.6
2004 04 05    07 09.57   +04 38.6    1.635    1.955    92.6    30.7    21.9

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-B63

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