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  • MPEC 2013-C19 : 2012 DA14

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    M.P.E.C. 2013-C19                                Issued 2013 Feb. 5, 22:26 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 http://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2012 DA14
    
                               Revision to MPEC 2012-D51
    
    Additional Observations:
         K12D14A  C2013 01 09.04356 23 32 36.15 -67 13 52.3          23.4 rvEC019304
         K12D14A  C2013 01 09.04853 23 32 36.82 -67 13 53.5          23.5 rvEC019304
         K12D14A  C2013 01 09.05349 23 32 37.50 -67 13 54.4          23.4 rvEC019304
         K12D14A  C2013 01 11.08399 23 38 02.06 -67 30 26.1          23.4 rvEC019304
         K12D14A  C2013 01 11.08564 23 38 02.29 -67 30 26.7          23.3 rvEC019304
         K12D14A  C2013 01 11.08730 23 38 02.48 -67 30 26.9          23.4 rvEC019304
    
    Observer details:
    304 Las Campanas Observatory.  Observers N. Moskovitz, J. Prieto,
        S. S. Sheppard.  Measurers G. V. Williams, C. L. Marsden.  6.5-m
        Magellan-Baade telescope + CCD.  These remeasures replace the
        positions reported on MPS 449690 and 451034.
    
    Orbital elements:
    2012 DA14                                                Earth MOID = 0.0001 AU
    Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
    M 231.09354              (2000.0)            P               Q
    n   1.13477688     Peri.  195.53832     +0.95091090     +0.28940588
    a   0.9103234      Node   146.99570     -0.25814724     +0.93713352
    e   0.0894020      Incl.   11.60804     -0.17067061     +0.19500001
    P   0.87           H   24.4           G   0.15           U   0
    Residuals in seconds of arc
    120223 J75 (0.8+  2.5+)   120229 950  0.3-  1.0+    120313 H01  0.3-  0.2+
    120223 J75  0.1+  0.8-    120229 950  0.4-  0.8+    120313 H21  0.0   0.3-
    120223 J75 (0.7+  3.2-)   120229 950  0.6-  1.0+    120313 H01  0.0   0.3+
    120223 J75  0.1+  1.1-    120229 950  0.4-  0.9+    120313 H01  0.3-  0.5+
    120223 J75  0.3+  1.4-    120229 950  0.4-  0.8+    120313 H01  0.3-  0.2+
    120223 J75  0.2-  0.8-    120229 H15  0.2-  0.8-    120313 291  0.0   0.3+
    120223 J75  0.3+  1.0-    120229 H15  0.0   0.2-    120313 291  0.3-  0.0
    120223 J75  0.2+  1.0-    120229 H15  0.5-  0.7-    120313 291  0.1+  0.1+
    120223 I93  0.1+  0.4-    120229 291  0.3-  0.1+    120314 H21  0.1-  0.0
    120223 J75  0.2+  1.3-    120229 291  0.0   0.3-    120314 H21  0.1+  0.1-
    120223 I93  0.1+  1.1-    120229 291  0.0   0.1-    120314 H01  0.0   0.1+
    120223 I93  0.0   0.8-    120229 A24  0.4-  0.1-    120314 H01  0.0   0.3+
    120223 I93  0.3+  0.8-    120229 A24  0.2-  0.1-    120314 H21  0.1-  0.2-
    120223 854  0.7+  0.5+    120229 A24  0.5+  0.1+    120314 H01  0.1-  0.0
    120223 854  1.4+  0.2+    120229 A24  0.2+  0.3-    120314 H01  0.2+  0.2+
    120223 854  0.8+  0.3-    120301 J75  0.1+  0.2+    120315 291  0.1+  0.1+
    120223 695  0.3+  0.6-    120301 J75  0.1-  0.1-    120315 291  0.1-  0.1-
    120223 695  0.2+  0.8-    120301 J75  0.2-  0.4-    120315 291  0.0   0.5+
    120223 695  0.5+  0.5-    120301 H36  0.5-  0.2-    120315 H01  0.1+  0.2+
    120224 I89  0.1+  1.0-    120301 H36  0.1+  0.0     120315 H01  0.0   0.2+
    120224 I89  0.4+  0.9-    120301 H36  0.7+  0.7-    120315 H01  0.3+  0.2+
    120224 I89  0.2+  0.7-    120301 H15  0.3+  0.2-    120316 291  0.2+  0.2+
    120224 J75  0.0   0.7-    120301 H15  0.3+  0.5-    120316 291  0.3+  0.1+
    120224 J75  0.6+  1.0-    120301 H15  0.4+  0.5+    120316 291  0.5+  0.3-
    120224 J75  0.2-  0.3-    120302 204  0.2+  0.4-    120316 291  0.5-  0.7+
    120225 J75  0.4-  0.7-    120302 204  0.2-  0.3-    120316 291  0.1-  0.0
    120225 J75  0.1-  0.7-    120302 204  0.1+  0.3-    120316 291  0.3-  0.0
    120225 J75  0.3+  0.6-    120302 B04  0.3+  0.2-    120323 291  0.0   0.1+
    120226 204  0.3+  0.5-    120302 B04  0.2+  0.3-    120323 291  0.2-  0.1+
    120226 204  0.1+  0.5-    120302 B04  0.2+  0.5-    120323 291  0.1-  0.4+
    120226 204  0.2+  0.4-    120303 H15  0.1+  0.3+    120324 291  0.4-  0.6+
    120226 J75  0.2-  0.4-    120303 H15  0.1-  0.1+    120324 291  0.1-  0.7+
    120226 J75  0.4+  0.7-    120304 J75  0.1-  0.1-    120324 291  0.0   0.5+
    120226 J75  0.1+  1.0-    120304 J75  0.2-  0.0     120329 H21  1.0-  0.2+
    120227 J01  0.2-  0.1-    120304 J75  0.4+  0.2+    120329 H21  0.4-  0.1+
    120227 J01  0.2-  0.6-    120304 H21  0.1+  0.1-    120329 H21  0.8-  0.3+
    120227 J01 (0.4-  2.4+)   120304 H21  0.0   0.2-    120331 291  0.1-  0.4+
    120227 J75  0.2-  0.7-    120304 H21  0.0   0.2-    120331 291  0.0   0.1+
    120227 J75  0.2+  0.1-    120304 H21  0.2+  0.3-    120331 291  0.3-  0.5+
    120227 J75  0.1-  0.4-    120305 H01  0.2+  0.1+    120412 H21  1.3+  0.1+
    120227 F65  0.3+  0.2-    120305 H01  0.1-  0.1+    120412 H21  1.0+  0.6+
    120227 F65  0.2+  0.2-    120305 H01  0.1-  0.2+    120412 H21  0.7+  0.0
    120227 F65  0.2+  0.4-    120305 H01  0.1-  0.3+    120417 H01  0.1-  0.3+
    120227 F65  0.2+  0.2-    120305 H36 (1.8-  0.4-)   120417 H01  0.2-  0.1+
    120227 F65  0.2+  0.2-    120305 H36  0.4-  0.1-    120417 H01  0.0   0.1+
    120227 F65  0.3+  0.2-    120305 H36  0.1+  0.1-    120417 H01  0.1-  0.2+
    120227 F65  0.2+  0.4-    120305 H36  0.0   0.0     120418 291  0.1-  0.0
    120227 F65  0.1+  0.2-    120305 H36  0.2-  0.1+    120418 291  0.3-  0.5+
    120227 F65  0.2+  0.2-    120305 H15  0.3+  0.3-    120418 291  0.1-  0.2+
    120228 H21  0.1+  0.4-    120305 H15  0.8+  0.9-    120419 291  0.1+  0.2-
    120228 H21  0.1+  0.4-    120305 H15  0.6+  0.2-    120419 291  0.8+  0.0
    120228 H21  0.5+  0.2-    120306 J95  0.3+  0.2-    120419 291 (0.7+  2.1+)
    120228 H15  0.0   0.0     120306 J95  0.4+  0.1-    120423 568  0.2-  0.1+
    120228 H15  0.6-  0.1-    120306 J95  0.2+  0.3-    120423 568  0.2-  0.1+
    120228 H15  0.3+  0.3-    120310 H21  0.2+  0.2-    120425 568  0.2+  0.2+
    120229 J75  0.4+  0.0     120310 H21  0.6+  0.0     120425 568  0.0   0.0
    120229 I89  0.1-  0.3-    120310 H21  0.4+  0.1-    120512 568  0.2+  0.1-
    120229 J75  0.0   0.3-    120311 H21  0.1+  0.1-    120512 568  0.0   0.1-
    120229 I89  0.2-  0.4-    120311 H21  0.1+  0.3-    120512 568  0.0   0.1-
    120229 J75  0.0   0.2-    120311 H21  0.5+  0.3-    130109 304  0.3-  0.4+
    120229 I89  0.1-  0.2+    120312 H01  0.1+  0.4+    130109 304  0.3-  0.2+
    120229 I89  0.8+  0.3+    120312 H01  0.1+  0.3+    130109 304  0.2-  0.3+
    120229 I89  0.8+  0.1-    120312 H01  0.1+  0.3+    130111 304  0.2+  0.1+
    120229 I89  0.5+  0.2+    120312 H01  0.1+  0.3+    130111 304  0.2+  0.3-
    120229 I89  0.4+  0.2-    120313 H21  0.1-  0.3-    130111 304  0.0   0.2-
    120229 I89  0.3+  0.0     120313 H21  0.2+  0.2-
    
    Ephemeris:
    2012 DA14                a,e,i = 0.91, 0.09, 12                  Q = 0.9917
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 01 06    23 24 08.4 -66 47 15   0.1409  0.9193    59.3   113.2    24.3
    ...
    2013 01 21    00 00 51.6 -68 44 15   0.09077 0.9417    59.8   115.4    23.6
    ...
    2013 01 29    00 13 32.8 -69 36 21   0.06310 0.9553    60.4   116.3    22.9
    ...
    2013 02 04    00 19 25.8 -70 10 13   0.04208 0.9661    61.0   116.8    22.1
    2013 02 05    00 20 09.0 -70 15 33   0.03856 0.9679    61.1   116.9    21.9
    2013 02 06    00 20 48.9 -70 20 56   0.03503 0.9698    61.2   117.0    21.7
    ...
    2013 02 12    00 24 46.4 -71 13 02   0.01376 0.9809    62.4   116.9    19.7
    ...
    2013 02 20    21 40 41.9 +82 18 31   0.01511 0.9898    93.4    85.7    18.3
    ...
    2013 03 07    21 51 02.8 +81 32 32   0.06713 0.9916    87.4    88.7    21.6
    
    Gareth V. Williams           (C) Copyright 2013 MPC           M.P.E.C. 2013-C19
    

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