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  • MPEC 2012-B39 : 2012 BC14

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    M.P.E.C. 2012-B39                                Issued 2012 Jan. 21, 14:02 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
    
                                       2012 BC14
    
    Observations:
         K12B14C* C2012 01 20.20683 07 55 14.84 +32 28 28.8          22.0 VrEB039G96
         K12B14C  C2012 01 20.21440 07 55 13.90 +32 28 35.8          21.1 VrEB039G96
         K12B14C  C2012 01 20.22193 07 55 13.11 +32 28 41.9          21.7 VrEB039G96
         K12B14C mC2012 01 20.42288 07 54 49.80 +32 31 18.2                oEB039291
         K12B14C mC2012 01 20.42610 07 54 49.44 +32 31 20.5                oEB039291
         K12B14C mC2012 01 20.42930 07 54 49.16 +32 31 23.0                oEB039291
         K12B14C mC2012 01 21.40279 07 53 25.47 +32 43 04.6                oEB039291
         K12B14C mC2012 01 21.40602 07 53 25.19 +32 43 05.7                oEB039291
         K12B14C mC2012 01 21.40925 07 53 24.86 +32 43 07.3                oEB039291
         K12B14C  C2012 01 21.43682 07 53 22.02 +32 43 22.2          21.7 VrEB039G96
         K12B14C  C2012 01 21.43855 07 53 21.84 +32 43 23.1          22.3 VrEB039G96
         K12B14C  C2012 01 21.43913 07 53 21.80 +32 43 22.9          22.3 VrEB039G96
         K12B14C  C2012 01 21.46300 07 53 19.46 +32 43 35.7          21.7 VrEB039G96
         K12B14C  C2012 01 21.46495 07 53 19.35 +32 43 36.8          21.8 VrEB039G96
         K12B14C  C2012 01 21.46734 07 53 19.14 +32 43 38.0          21.6 VrEB039G96
         K12B14C  C2012 01 21.47071 07 53 18.78 +32 43 39.2          21.5 VrEB039G96
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. S. McMillan.  1.8-m f/2.7 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  Measurers J. D. Ahern,
        E. C. Beshore, A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector + CCD.
    
    Orbital elements:
    2012 BC14                                                Earth MOID = 0.0090 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M  72.44780              (2000.0)            P               Q
    n   0.59210180     Peri.  281.33348     +0.88490788     -0.45319477
    a   1.4045541      Node   105.69141     +0.45890548     +0.80887905
    e   0.4589915      Incl.    6.41006     +0.07964806     +0.37460536
    P   1.66           H   24.9           G   0.15           U   9
    Residuals in seconds of arc
    120120 G96  0.1+  0.5-    120121 291  0.1-  0.7+    120121 G96  1.1-  0.2-
    120120 G96  0.8-  0.3-    120121 291  0.5+  0.1-    120121 G96  0.1-  0.1-
    120120 G96  0.1+  0.9-    120121 291  0.4+  0.3-    120121 G96  0.0   0.2-
    120120 291  0.2-  0.1-    120121 G96  0.5-  0.1+    120121 G96  0.5-  0.7-
    120120 291  0.3-  0.1+    120121 G96  0.6-  0.1+
    120120 291  0.6+  0.5+    120121 G96  0.4-  0.4-
    
    Ephemeris:
    2012 BC14                a,e,i = 1.40, 0.46, 6                   q = 0.7599
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2011 12 22    18 19 09.5 -45 22 45   0.07708 0.9129    22.3   155.8    28.8
    ...
    2012 01 06    09 03 38.0 +17 36 59   0.04022 1.0189   151.7    27.3    19.2
    ...
    2012 01 14    08 09 13.6 +30 09 30   0.09642 1.0784   169.0    10.0    20.6
    ...
    2012 01 20    07 55 32.0 +32 25 46   0.1422  1.1233   167.7    10.7    21.6
    2012 01 21    07 54 01.5 +32 38 31   0.1501  1.1308   167.0    11.3    21.7
    2012 01 22    07 52 40.4 +32 49 26   0.1581  1.1383   166.2    11.9    21.9
    ...
    2012 01 28    07 47 07.8 +33 27 02   0.2076  1.1831   161.1    15.7    22.7
    ...
    2012 02 05    07 44 36.5 +33 32 24   0.2786  1.2420   153.9    20.5    23.6
    ...
    2012 02 20    07 49 08.8 +32 40 07   0.4277  1.3487   141.2    27.4    24.9
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-B39
    

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