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  • MPEC 2013-B73 : 2013 BT45

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    M.P.E.C. 2013-B73                                Issued 2013 Jan. 22, 13:24 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 https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2013 BT45
    
    Observations:
         K13B45T* C2013 01 21.47736 08 31 09.086+15 02 28.34         19.3 iLEB073F51
         K13B45T  C2013 01 21.49034 08 31 02.122+15 00 33.65         19.1 iLEB073F51
         K13B45T KC2013 01 22.04653 08 26 12.34 +13 35 16.3                uEB073J95
         K13B45T KC2013 01 22.04993 08 26 10.46 +13 34 43.9                uEB073J95
         K13B45T KC2013 01 22.05383 08 26 08.28 +13 34 06.7          18.6 RuEB073J95
         K13B45T KC2013 01 22.26595 08 24 14.14 +13 00 32.6          19.4 VqEB073H21
         K13B45T KC2013 01 22.27056 08 24 11.50 +12 59 47.8          19.3 VqEB073H21
         K13B45T KC2013 01 22.27448 08 24 09.25 +12 59 10.0          19.5 VqEB073H21
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, S. Watters,
        T. Goggia.  Measurer PS1 Science Consortium.  1.8-m Ritchey-Chretien
        + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers L. Buzzi, S. Foglia, T. Vorobjov.  0.76-m f/3.0 astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2013 BT45                                                Earth MOID = 0.0804 AU
    Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
    M 198.46800              (2000.0)            P               Q
    n   0.84032484     Peri.  293.11297     -0.53179393     +0.78575963
    a   1.1121702      Node   300.92634     -0.57744141     -0.60927551
    e   0.3937373      Incl.   21.60626     -0.61948093     -0.10660747
    P   1.17           H   23.4           G   0.15           U   9
    Residuals in seconds of arc
    130121 F51  0.2-  0.1-    130122 J95  0.1+  0.0     130122 H21  0.0   0.1-
    130121 F51  0.2+  0.1+    130122 J95  0.1-  0.3-    130122 H21  0.1-  0.2+
    130122 J95  0.0   0.3+    130122 H21  0.1+  0.1+
    
    Ephemeris:
    2013 BT45                a,e,i = 1.11, 0.39, 22                  q = 0.6743
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 12 23    09 51 48.2 +36 56 02   0.3962  1.2754   130.1    36.1    23.4
    ...
    2013 01 07    09 38 44.8 +32 20 36   0.2421  1.1922   146.2    27.3    21.9
    ...
    2013 01 15    09 12 38.7 +26 07 19   0.1689  1.1436   159.8    17.3    20.7
    ...
    2013 01 21    08 35 07.8 +16 10 57   0.1222  1.1056   173.4     5.8    19.5
    2013 01 22    08 26 38.2 +13 43 28   0.1156  1.0991   173.6     5.8    19.4
    2013 01 23    08 17 21.1 +10 57 45   0.1094  1.0926   171.4     7.7    19.3
    ...
    2013 01 29    07 02 09.0 -12 19 12   0.08627 1.0528   140.3    36.7    19.7
    ...
    2013 02 06    04 38 57.3 -42 06 22   0.1036  0.9982    93.7    80.4    21.3
    ...
    2013 02 21    01 33 58.0 -51 23 11   0.2055  0.8937    57.0   111.9    24.0
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-B73
    

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