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  • MPEC 2015-B62 : 2015 BB4

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    M.P.E.C. 2015-B62                                Issued 2015 Jan. 19, 16:26 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
    
                                       2015 BB4
    
    Observations:
         K15B04B* C2015 01 17.43103 10 02 20.003+20 43 01.91         22.0 wLEB062F51
         K15B04B  C2015 01 17.44307 10 02 20.625+20 43 06.69         22.0 wLEB062F51
         K15B04B  C2015 01 17.45511 10 02 21.231+20 43 11.49         21.5 wLEB062F51
         K15B04B  C2015 01 18.23643810 03 14.17 +20 47 36.5          20.9 RtEB062H01
         K15B04B  C2015 01 18.23977210 03 14.36 +20 47 38.0          20.7 RtEB062H01
         K15B04B  C2015 01 18.25200710 03 15.03 +20 47 43.2          20.5 RtEB062H01
         K15B04B  C2015 01 18.25906910 03 15.42 +20 47 46.3          21.0 RtEB062H01
         K15B04B KC2015 01 19.53164 10 04 32.37 +20 55 39.9          21.6 RoEB062291
         K15B04B KC2015 01 19.53597 10 04 32.64 +20 55 41.4          21.1 RoEB062291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer A. F. Tubbiolo.  1.8-m f/2.7 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
        A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
        H. Flewelling, M. Huber, E. Magnier, E. Schunova, R. Wainscoat, C. Waters,
        R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
        reflector + CCD.
    
    Orbital elements:
    2015 BB4                                                 Earth MOID = 0.1591 AU
    Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
    M 318.12374              (2000.0)            P               Q
    n   0.61868728     Peri.   76.59873     -0.82583898     -0.56319660
    a   1.3640237      Node    69.11723     +0.50495726     -0.76089933
    e   0.1616624      Incl.    1.73430     +0.25101424     -0.32224493
    P   1.59           H   23.7           G   0.15           U   8
    Residuals in seconds of arc
    150117 F51  0.1+  0.0     150118 H01  0.0   0.0     150118 H01  0.0   0.1+
    150117 F51  0.0   0.0     150118 H01  0.0   0.0     150119 291  0.4-  0.1-
    150117 F51  0.1-  0.0     150118 H01  0.0   0.0     150119 291  0.4+  0.1+
    
    Ephemeris:
    2015 BB4                 a,e,i = 1.36, 0.16, 2                   q = 1.1435
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2014 12 20    09 15 05.1 +19 35 58   0.2888  1.1980   132.5    37.3    22.9
    ...
    2015 01 04    09 43 18.3 +19 46 47   0.2330  1.1740   141.2    31.6    22.2
    ...
    2015 01 12    09 55 30.1 +20 14 43   0.2093  1.1637   146.5    27.8    21.9
    ...
    2015 01 18    10 02 56.3 +20 46 27   0.1943  1.1573   150.7    24.5    21.6
    2015 01 19    10 04 01.1 +20 52 33   0.1921  1.1563   151.5    24.0    21.6
    2015 01 20    10 05 03.0 +20 58 52   0.1899  1.1554   152.2    23.4    21.5
    ...
    2015 01 26    10 10 15.2 +21 40 04   0.1784  1.1505   156.7    19.8    21.3
    ...
    2015 02 03    10 14 39.8 +22 38 29   0.1671  1.1460   162.4    15.0    20.9
    ...
    2015 02 18    10 16 31.6 +23 59 42   0.1587  1.1437   167.5    10.8    20.7
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-B62
    

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