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  • MPEC 2012-D18 : 2012 CR46

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    M.P.E.C. 2012-D18                                Issued 2012 Feb. 18, 21:38 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 CR46
    
    Observations:
         K12C46R* C2012 02 13.37241 09 49 05.058+05 27 03.81         21.0 gLED018F51
         K12C46R  C2012 02 13.38559 09 49 10.267+05 25 01.64         20.7 gLED018F51
         K12C46R  C2012 02 13.39896 09 49 15.485+05 22 58.53         20.1 rLED018F51
         K12C46R  C2012 02 13.41148 09 49 20.324+05 21 03.36         20.2 rLED018F51
         K12C46R  C2012 02 18.32226 10 32 32.20 -08 17 39.9          20.2 VrED018703
         K12C46R  C2012 02 18.32897 10 32 35.19 -08 18 48.8          19.4 VrED018703
         K12C46R  C2012 02 18.33562 10 32 38.29 -08 19 57.2          19.5 VrED018703
         K12C46R  C2012 02 18.34235 10 32 41.35 -08 21 06.8          19.0 VrED018703
    
    Observer details:
    703 Catalina Sky Survey.  Observer A. Boattini.  Measurers J. D. Ahern,
        E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, P. Tricarico,
        A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.
        0.68-m Schmidt + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, S. Watters,
        J. Thiel, T. Goggia.  Measurer PS1 Science Consortium.  1.8-m
        Ritchey-Chretien + CCD.
    
    Orbital elements:
    2012 CR46                                                Earth MOID = 0.0291 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M  11.97554              (2000.0)            P               Q
    n   0.63525008     Peri.  196.67673     -0.91010758     -0.41324363
    a   1.3402101      Node   318.87169     +0.38528563     -0.81677564
    e   0.2422336      Incl.    2.66299     +0.15250957     -0.40262546
    P   1.55           H   27.0           G   0.15           U   7
    Residuals in seconds of arc
    120213 F51  0.1-  0.4+    120213 F51  0.2-  0.3+    120218 703  0.3+  0.2+
    120213 F51  0.2+  0.5-    120218 703  0.3+  0.3-    120218 703  0.2+  0.0
    120213 F51  0.1+  0.2-    120218 703  0.7-  0.1+
    
    Ephemeris:
    2012 CR46                a,e,i = 1.34, 0.24, 3                   q = 1.0156
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 01 19    07 53 23.0 +34 42 38   0.07657 1.0583   165.7    13.3    22.3
    ...
    2012 02 03    08 41 14.5 +24 51 22   0.04567 1.0306   170.4     9.1    21.0
    ...
    2012 02 11    09 30 25.4 +11 12 40   0.03463 1.0214   176.6     3.2    20.1
    ...
    2012 02 17    10 20 20.2 -04 27 29   0.03066 1.0172   162.4    17.1    20.4
    2012 02 18    10 29 30.6 -07 19 04   0.03046 1.0168   159.6    19.8    20.4
    2012 02 19    10 38 51.0 -10 10 23   0.03040 1.0164   156.8    22.5    20.5
    ...
    2012 02 25    11 36 02.3 -25 34 26   0.03279 1.0156   141.4    37.4    21.1
    ...
    2012 03 04    12 44 06.5 -38 00 18   0.04128 1.0183   129.4    48.8    21.9
    ...
    2012 03 19    13 59 42.3 -44 52 23   0.06344 1.0349   126.8    50.4    23.0
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-D18
    

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