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  • MPEC 2012-M16 : 2012 LD13

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    M.P.E.C. 2012-M16                                Issued 2012 June 18, 18:39 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 LD13
    
    Observations:
         K12L13D* C2012 06 15.38333 16 06 13.410+01 23 53.49         20.9 wLEM016F51
         K12L13D  C2012 06 15.41056 16 06 15.518+01 22 12.12         21.0 wLEM016F51
         K12L13D  C2012 06 15.42422 16 06 16.585+01 21 21.16         21.1 wLEM016F51
         K12L13D KC2012 06 16.12359216 07 19.45 +00 39 03.2          20.9 VuEM016H21
         K12L13D KC2012 06 16.12822416 07 19.81 +00 38 47.0          20.7 VuEM016H21
         K12L13D KC2012 06 16.13306416 07 20.20 +00 38 30.1          21.0 VuEM016H21
         K12L13D KC2012 06 16.13751116 07 20.56 +00 38 14.1          20.8 VuEM016H21
         K12L13D KC2012 06 16.14803516 07 21.37 +00 37 36.9          20.7 VuEM016H21
         K12L13D %C2012 06 16.37537416 07 40.34 +00 24 34.0          20.9 RtEM016F65
         K12L13D %C2012 06 16.37878216 07 40.59 +00 24 22.4          20.5 RtEM016F65
         K12L13D %C2012 06 16.38219816 07 40.83 +00 24 10.6          20.9 RtEM016F65
         K12L13D KC2012 06 17.22396 16 08 50.47 -00 22 55.3          20.7 RuEM016H36
         K12L13D KC2012 06 17.23767 16 08 51.46 -00 23 38.3          20.7 RuEM016H36
         K12L13D KC2012 06 17.24888 16 08 52.28 -00 24 14.7          20.2 RuEM016H36
         K12L13D KC2012 06 18.21860816 10 09.17 -01 14 43.3          20.5 RuEM016711
         K12L13D KC2012 06 18.22284916 10 09.44 -01 14 56.3          20.7 RuEM016711
         K12L13D KC2012 06 18.22708916 10 09.72 -01 15 09.1          21.0 RuEM016711
         K12L13D KC2012 06 18.23133016 10 10.00 -01 15 21.9          21.1 RuEM016711
         K12L13D KC2012 06 18.23557316 10 10.29 -01 15 34.6          20.8 RuEM016711
         K12L13D mC2012 06 18.32739 16 10 16.63 -01 20 10.7                oEM016291
         K12L13D mC2012 06 18.32893 16 10 16.71 -01 20 16.0                oEM016291
         K12L13D mC2012 06 18.33046 16 10 16.81 -01 20 20.4                oEM016291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. S. McMillan.  1.8-m f/2.7 reflector + CCD.
    711 McDonald Observatory.  Observer T. Lister.  1.0-m f/8 Ritchey-Chretien
        + 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.
    F65 Haleakala-Faulkes Telescope North.  Observer T. Lister.  2.0-m f/10
        Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers R. Holmes, T. Linder, L. Buzzi, S. Foglia, T. Vorobjov.  0.81-m
        f/4.0 astrograph + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
    
    Orbital elements:
    2012 LD13                                                Earth MOID = 0.0692 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M 352.63521              (2000.0)            P               Q
    n   0.26372477     Peri.   17.56934     -0.96552307     -0.25631244
    a   2.4082530      Node   147.47035     +0.22752774     -0.91581946
    e   0.7163052      Incl.    4.85251     +0.12647659     -0.30915797
    P   3.74           H   22.1           G   0.15           U   8
    Residuals in seconds of arc
    120615 F51  0.2-  0.0     120616 F65  0.0   0.1-    120618 711  0.1-  0.1-
    120615 F51  0.1-  0.0     120616 F65  0.1+  0.0     120618 711  0.1-  0.1-
    120615 F51  0.0   0.2-    120616 F65  0.0   0.0     120618 711  0.0   0.0
    120616 H21  0.0   0.3+    120617 H36  0.3-  1.1-    120618 291  0.2+  0.4+
    120616 H21  0.1+  0.4+    120617 H36  0.0   0.4+    120618 291  0.2-  0.3-
    120616 H21  0.4+  0.6+    120617 H36  0.3+  0.3+    120618 291  0.2-  0.1-
    120616 H21  0.7+  0.2+    120618 711  0.1+  0.1+
    120616 H21  0.9+  0.0     120618 711  0.1-  0.1-
    
    Ephemeris:
    2012 LD13                a,e,i = 2.41, 0.72, 5                   q = 0.6832
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 05 19    06 38 55.1 +61 13 51   0.1287  0.9369    51.4   122.4    22.5
    ...
    2012 06 03    15 30 21.0 +25 35 22   0.1338  1.1031   128.8    45.8    19.7
    ...
    2012 06 11    15 58 26.3 +06 52 45   0.2121  1.1941   144.3    29.7    20.4
    ...
    2012 06 17    16 08 32.4 -00 10 20   0.2813  1.2622   147.4    25.7    21.0
    2012 06 18    16 09 52.2 -01 03 20   0.2935  1.2735   147.6    25.3    21.1
    2012 06 19    16 11 08.0 -01 52 43   0.3057  1.2848   147.6    25.1    21.2
    ...
    2012 06 25    16 17 46.5 -05 50 37   0.3825  1.3522   146.6    24.5    21.8
    ...
    2012 07 03    16 25 25.1 -09 27 36   0.4923  1.4409   143.1    25.1    22.5
    ...
    2012 07 18    16 39 19.5 -13 42 51   0.7200  1.6025   134.0    27.1    23.6
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-M16
    

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