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  • MPEC 2012-A56 : 2012 AT10

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    M.P.E.C. 2012-A56                                Issued 2012 Jan. 14, 11:59 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 AT10
    
    Observations:
         K12A10T* C2012 01 02.37889 06 22 48.61 +39 27 26.4          21.5 VrEA056G96
         K12A10T  C2012 01 02.38166 06 22 48.21 +39 27 23.9          21.6 VrEA056G96
         K12A10T  C2012 01 02.38444 06 22 47.82 +39 27 22.1          21.2 VrEA056G96
         K12A10T  C2012 01 02.38718 06 22 47.46 +39 27 19.5          21.8 VrEA056G96
         K12A10T  C2012 01 02.42483 06 22 42.20 +39 26 47.3          21.8 VrEA056G96
         K12A10T  C2012 01 02.42789 06 22 41.80 +39 26 44.8          21.8 VrEA056G96
         K12A10T  C2012 01 02.43103 06 22 41.37 +39 26 42.2          22.3 VrEA056G96
         K12A10T  C2012 01 02.43412 06 22 40.94 +39 26 39.4          20.9 VrEA056G96
         K12A10T mC2012 01 02.47862 06 22 34.79 +39 26 01.6                oEA056291
         K12A10T mC2012 01 02.48102 06 22 34.53 +39 25 59.7                oEA056291
         K12A10T mC2012 01 02.48343 06 22 34.23 +39 25 57.2                oEA056291
         K12A10T mC2012 01 03.34645 06 20 37.91 +39 13 50.2                oEA056291
         K12A10T mC2012 01 03.34887 06 20 37.61 +39 13 47.4                oEA056291
         K12A10T mC2012 01 03.35130 06 20 37.23 +39 13 45.2                oEA056291
         K12A10T HC2012 01 04.19643 06 18 43.64 +39 01 23.7                oEA056291
         K12A10T HC2012 01 04.19842 06 18 43.33 +39 01 21.8                oEA056291
         K12A10T HC2012 01 04.20041 06 18 43.13 +39 01 19.4                oEA056291
         K12A10T KC2012 01 13.86005 05 57 45.29 +36 10 39.9                uEA056J95
         K12A10T KC2012 01 13.88615 05 57 42.08 +36 10 09.7                uEA056J95
         K12A10T mC2012 01 14.33167 05 56 47.45 +36 01 10.6                oEA056291
         K12A10T mC2012 01 14.33459 05 56 47.16 +36 01 06.7                oEA056291
         K12A10T mC2012 01 14.33749 05 56 46.74 +36 01 02.9                oEA056291
    
    Observer details:
    291 LPL/Spacewatch II.  Observers R. S. McMillan, T. H. Bressi.  1.8-m f/2.7
        reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer A. Boattini.  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.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2012 AT10                                                Earth MOID = 0.3595 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M 334.81707              (2000.0)            P               Q
    n   0.32483594     Peri.  261.43096     -0.88302485     +0.32964834
    a   2.0958491      Node   297.22849     -0.11535774     -0.84240713
    e   0.4595438      Incl.   22.06732     -0.45492824     -0.42624195
    P   3.03           H   20.0           G   0.15           U   7
    Residuals in seconds of arc
    120102 G96  0.1-  0.1-    120102 291  0.6-  0.1+    120104 291  0.4+  0.3-
    120102 G96  0.3-  0.2-    120102 291  0.2+  0.3+    120113 J95  0.3-  0.7-
    120102 G96  0.3-  0.3+    120102 291  0.6+  0.1-    120113 J95  0.3+  0.4+
    120102 G96  0.1-  0.0     120103 291  0.1+  0.2+    120114 291  0.4-  0.4+
    120102 G96  0.5-  0.2-    120103 291  0.5+  0.5-    120114 291  0.5+  0.1+
    120102 G96  0.3-  0.1-    120103 291  0.0   0.6-    120114 291  0.2-  0.1-
    120102 G96  0.2-  0.0     120104 291  0.2-  0.5+
    120102 G96  0.2-  0.1-    120104 291  0.5-  0.4+
    
    Ephemeris:
    2012 AT10                a,e,i = 2.10, 0.46, 22                  q = 1.1327
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2011 12 15    06 59 49.1 +42 01 33   1.0052  1.9349   153.1    13.3    22.2
    ...
    2011 12 30    06 30 23.2 +40 10 26   0.8832  1.8462   163.0     8.9    21.7
    ...
    2012 01 07    06 12 26.5 +38 17 16   0.8420  1.7980   160.1    10.7    21.6
    ...
    2012 01 13    05 59 30.8 +36 27 55   0.8223  1.7616   154.5    13.9    21.6
    2012 01 14    05 57 28.1 +36 07 55   0.8199  1.7555   153.4    14.5    21.6
    2012 01 15    05 55 27.9 +35 47 28   0.8177  1.7494   152.3    15.2    21.6
    ...
    2012 01 21    05 44 27.4 +33 36 46   0.8099  1.7127   145.2    19.1    21.7
    ...
    2012 01 29    05 33 06.2 +30 29 04   0.8118  1.6636   135.4    24.6    21.8
    ...
    2012 02 13    05 23 23.3 +24 37 37   0.8425  1.5715   118.2    33.6    22.0
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-A56
    

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