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  • MPEC 2012-J52 : 2012 JG11

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    M.P.E.C. 2012-J52                                Issued 2012 May 15, 17:04 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 JG11
    
    Observations:
         K12J11G* C2012 05 12.14091 07 44 02.04 +36 45 56.8          21.2 VrEJ052G96
         K12J11G  C2012 05 12.14676 07 44 04.70 +36 46 04.0          20.1 VrEJ052G96
         K12J11G  C2012 05 12.15248 07 44 07.47 +36 46 11.2          20.2 VrEJ052G96
         K12J11G  C2012 05 12.15819 07 44 10.03 +36 46 17.4          19.5 VrEJ052G96
         K12J11G  C2012 05 12.19367 07 44 26.56 +36 47 00.0          20.5 VrEJ052G96
         K12J11G  C2012 05 12.19449 07 44 26.92 +36 47 00.8          20.8 VrEJ052G96
         K12J11G  C2012 05 12.19528 07 44 27.29 +36 47 01.6          21.0 VrEJ052G96
         K12J11G  C2012 05 13.14216 07 51 48.45 +37 05 35.7          20.7 VrEJ052G96
         K12J11G  C2012 05 13.14737 07 51 50.86 +37 05 41.6          20.8 VrEJ052G96
         K12J11G mC2012 05 13.15070 07 51 52.43 +37 05 45.0                oEJ052291
         K12J11G mC2012 05 13.15259 07 51 53.30 +37 05 47.1                oEJ052291
         K12J11G  C2012 05 13.15266 07 51 53.31 +37 05 46.6          20.7 VrEJ052G96
         K12J11G mC2012 05 13.15447 07 51 54.16 +37 05 49.2                oEJ052291
         K12J11G  C2012 05 13.15787 07 51 55.69 +37 05 52.5          20.6 VrEJ052G96
         K12J11G KC2012 05 13.89805 07 57 38.98 +37 18 59.6                uEJ052J95
         K12J11G KC2012 05 13.90695 07 57 43.08 +37 19 09.0          20.6 RuEJ052J95
         K12J11G  C2012 05 14.14502 07 59 33.14 +37 23 13.6          20.1 VrEJ052G96
         K12J11G  C2012 05 14.15027 07 59 35.56 +37 23 19.1          20.6 VrEJ052G96
         K12J11G  C2012 05 14.15550 07 59 38.04 +37 23 24.4          20.9 VrEJ052G96
         K12J11G  C2012 05 14.16215 07 59 41.02 +37 23 30.4          20.4 VrEJ052G96
         K12J11G  C2012 05 14.16853 07 59 43.90 +37 23 36.8          20.4 VrEJ052G96
         K12J11G  C2012 05 14.17494 07 59 46.89 +37 23 43.1          20.9 VrEJ052G96
         K12J11G  C2012 05 14.18144 07 59 49.88 +37 23 49.0          21.0 VrEJ052G96
         K12J11G KC2012 05 15.08894108 06 47.93 +37 37 57.8          20.9 VrEJ052H21
         K12J11G KC2012 05 15.09930808 06 52.64 +37 38 06.6          20.4 VrEJ052H21
         K12J11G KC2012 05 15.10904608 06 57.16 +37 38 15.5          20.8 VrEJ052H21
         K12J11G  C2012 05 15.14518 08 07 13.69 +37 38 48.9          20.8 VrEJ052G96
         K12J11G mC2012 05 15.15023 08 07 15.98 +37 38 54.3                oEJ052291
         K12J11G  C2012 05 15.15046 08 07 16.10 +37 38 53.8          21.0 VrEJ052G96
         K12J11G mC2012 05 15.15176 08 07 16.70 +37 38 55.3                oEJ052291
         K12J11G  C2012 05 15.15572 08 07 18.48 +37 38 58.3          20.5 VrEJ052G96
         K12J11G mC2012 05 15.15734 08 07 19.27 +37 39 00.0                oEJ052291
         K12J11G mC2012 05 15.15889 08 07 19.92 +37 39 01.4                oEJ052291
         K12J11G mC2012 05 15.16042 08 07 20.64 +37 39 02.8                oEJ052291
         K12J11G  C2012 05 15.16096 08 07 20.85 +37 39 02.6          20.8 VrEJ052G96
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. S. McMillan.  1.8-m f/2.7 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observers A. Boattini, A. D. Grauer.  Measurers
        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.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers L. Buzzi, H. Devore, S. Foglia, T. Vorobjov.  0.61-m f/4.0
        astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2012 JG11                                                Earth MOID = 0.1097 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M 355.49142              (2000.0)            P               Q
    n   1.04161503     Peri.  280.58322     +0.04492618     -0.99353672
    a   0.9638243      Node   165.55432     +0.99888312     +0.04620470
    e   0.4323106      Incl.   24.70004     -0.01463407     +0.10368178
    P   0.95           H   19.0           G   0.15           U   9
    Residuals in seconds of arc
    120512 G96  0.3-  0.0     120513 291  0.6+  0.0     120515 H21  0.1-  0.7-
    120512 G96  0.9-  0.2+    120513 G96  0.2+  0.2-    120515 H21  0.8+  0.1-
    120512 G96  0.5+  0.5+    120513 J95  0.6-  0.1-    120515 G96  0.0   0.6-
    120512 G96  0.5-  0.1-    120513 J95  0.7-  0.4+    120515 291  0.1-  0.4+
    120512 G96  0.1+  0.0     120514 G96  0.0   0.6-    120515 G96  0.1+  0.1-
    120512 G96  0.2-  0.2-    120514 G96  0.2+  0.2-    120515 291  0.1+  0.1+
    120512 G96  0.1-  0.3-    120514 G96  1.1+  0.1+    120515 G96  0.1-  0.1-
    120513 G96  0.3+  0.0     120514 G96  0.2+  0.3-    120515 291  0.5+  0.1+
    120513 G96  0.4+  0.3+    120514 G96  0.3-  0.0     120515 291  0.2-  0.2+
    120513 291  0.7+  0.1-    120514 G96  0.2+  0.2+    120515 291  0.1+  0.3+
    120513 291  0.7+  0.0     120514 G96  0.2+  0.1-    120515 G96  0.3-  0.2-
    120513 G96  0.5+  0.4-    120515 H21  0.1+  0.7-
    
    Ephemeris:
    2012 JG11                a,e,i = 0.96, 0.43, 25                  q = 0.5472
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 04 15    04 26 14.9 +17 49 19   0.7598  0.6792    42.6    88.2    20.7
    ...
    2012 04 30    06 10 01.7 +30 11 13   0.6776  0.8030    52.6    85.3    20.7
    ...
    2012 05 08    07 11 40.5 +35 02 59   0.6744  0.8694    58.2    80.6    20.7
    ...
    2012 05 14    07 58 26.5 +37 20 49   0.6873  0.9177    62.0    76.6    20.7
    2012 05 15    08 06 07.4 +37 36 42   0.6906  0.9256    62.6    75.9    20.7
    2012 05 16    08 13 45.0 +37 50 36   0.6941  0.9334    63.2    75.2    20.7
    ...
    2012 05 22    08 57 53.7 +38 34 51   0.7205  0.9792    66.4    71.3    20.7
    ...
    2012 05 30    09 50 56.9 +38 06 23   0.7669  1.0368    69.6    66.5    20.8
    ...
    2012 06 14    11 10 24.5 +34 28 01   0.8752  1.1330    73.2    59.1    21.1
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-J52
    

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