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  • MPEC 2016-O261: 2015 DW224

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    M.P.E.C. 2016-O261                               Issued 2016 July 17, 20:38 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
        on behalf of Division F 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
    
                                      2015 DW224
    
    Observations:
         K15DM4W  C2011 04 13.37176 13 58 39.751+13 32 53.57         21.4 iLEO261F51
         K15DM4W  C2011 04 13.38306 13 58 39.695+13 32 53.77         21.7 iLEO261F51
         K15DM4W  C2011 04 13.40597 13 58 39.558+13 32 54.20         21.8 rLEO261F51
         K15DM4W  C2011 04 14.52417 13 58 33.825+13 33 19.79         21.7 iLEO261F51
         K15DM4W  C2011 04 14.53558 13 58 33.762+13 33 19.88         21.4 iLEO261F51
         K15DM4W  C2011 04 14.54807 13 58 33.692+13 33 20.26         21.7 rLEO261F51
         K15DM4W  C2011 04 14.55870 13 58 33.655+13 33 20.51         22.0 rLEO261F51
         K15DM4W  C2012 04 01.53179 14 05 50.918+12 03 32.34         21.6 iLEO261F51
         K15DM4W  C2012 04 01.54326 14 05 50.854+12 03 32.62         21.5 iLEO261F51
         K15DM4W  C2012 04 01.57830 14 05 50.688+12 03 33.60         21.6 iLEO261F51
         K15DM4W* C2015 02 16.55587 14 26 20.746+07 25 36.63         22.3 wLEO261F51
         K15DM4W  C2015 02 16.56923 14 26 20.744+07 25 36.84         22.5 wLEO261F51
         K15DM4W  C2015 02 16.58265 14 26 20.722+07 25 37.34         22.3 wLEO261F51
         K15DM4W  C2015 02 16.59601 14 26 20.705+07 25 37.86         22.1 wLEO261F51
         K15DM4W  C2015 03 22.49982 14 24 56.424+07 43 30.37         22.0 wLEO261F51
         K15DM4W  C2015 03 22.51348 14 24 56.376+07 43 30.70         22.3 wLEO261F51
         K15DM4W  C2015 03 22.52721 14 24 56.329+07 43 31.21         22.1 wLEO261F51
         K15DM4W  C2015 03 22.54095 14 24 56.267+07 43 31.62         22.3 wLEO261F51
         K15DM4W  C2015 03 24.61978 14 24 48.076+07 44 36.00         22.1 wLEO261F51
         K15DM4W  C2015 03 24.62063 14 24 48.073+07 44 35.95         21.9 wLEO261F51
         K15DM4W  C2015 03 24.62654 14 24 48.056+07 44 36.23         22.1 wLEO261F51
         K15DM4W  C2015 03 24.63250 14 24 48.029+07 44 36.15         22.4 wLEO261F51
         K15DM4W  C2015 03 24.63843 14 24 48.000+07 44 36.75         22.0 wLEO261F51
         K15DM4W  C2015 04 13.42771 14 23 18.680+07 53 45.66         22.2 wLEO261F51
         K15DM4W  C2015 04 13.44204 14 23 18.607+07 53 46.05         22.1 wLEO261F51
         K15DM4W  C2015 04 13.45644 14 23 18.556+07 53 46.94         22.1 wLEO261F51
         K15DM4W  C2015 04 13.47115 14 23 18.467+07 53 46.61         22.1 wLEO261F51
         K15DM4W  C2015 04 23.49564 14 22 28.053+07 57 20.12         22.3 wLEO261F51
         K15DM4W  C2015 04 23.50989 14 22 27.963+07 57 20.33         22.0 wLEO261F51
         K15DM4W  C2015 04 23.52409 14 22 27.889+07 57 20.57         22.2 wLEO261F51
         K15DM4W  C2015 04 23.53833 14 22 27.840+07 57 20.90         22.4 wLEO261F51
         K15DM4W  C2015 04 24.52824 14 22 22.764+07 57 38.69         22.0 wLEO261F51
         K15DM4W  C2015 04 24.55661 14 22 22.614+07 57 39.40         22.2 wLEO261F51
         K15DM4W  C2015 04 24.57082 14 22 22.562+07 57 39.60         22.3 wLEO261F51
         K15DM4W  C2015 05 18.42781 14 20 22.707+08 01 42.46         22.2 wLEO261F51
         K15DM4W  C2015 05 18.44010 14 20 22.646+08 01 42.49         22.1 wLEO261F51
         K15DM4W  C2015 05 18.45241 14 20 22.599+08 01 42.69         22.2 wLEO261F51
         K15DM4W  C2015 05 18.46470 14 20 22.533+08 01 42.53         22.1 wLEO261F51
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
        A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, Y.-T. Chen,
        L. Denneau, H. Flewelling, M. Holman, M. Huber, R. Jedicke, M. Lackner,
        E. Lilly, H.-W. Lin, E. Magnier, M. Micheli, M. Payne, P. Veres,
        R. Wainscoat, C. Waters, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    
    Orbital elements:
    2015 DW224
    Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
    M   2.09927              (2000.0)            P               Q
    n   0.00083854     Peri.  125.40649     -0.86035650     +0.18441158
    a 111.3746768      Node    69.62513     -0.43821050     -0.74373719
    e   0.6649363      Incl.   30.45589     +0.26030416     -0.64253199
    P  1180            H    6.2           G   0.15           U   2
    Residuals in seconds of arc
    110413 F51  0.0   0.1+    150216 F51  0.1-  0.1+    150413 F51  0.0   0.0
    110413 F51  0.0   0.0     150322 F51  0.1-  0.0     150423 F51  0.0   0.0
    110413 F51  0.2-  0.1-    150322 F51  0.0   0.1-    150423 F51  0.2-  0.0
    110414 F51  0.0   0.1+    150322 F51  0.1+  0.0     150423 F51  0.2-  0.0
    110414 F51  0.0   0.1-    150322 F51  0.0   0.0     150423 F51  0.1+  0.0
    110414 F51  0.1-  0.0     150324 F51  0.0   0.1-    150424 F51  0.1-  0.2-
    110414 F51  0.2+  0.0     150324 F51  0.0   0.2-    150424 F51  0.1-  0.0
    120401 F51  0.1+  0.0     150324 F51  0.1+  0.1-    150424 F51  0.2+  0.1-
    120401 F51  0.1-  0.0     150324 F51  0.1+  0.3-    150518 F51  0.0   0.0
    120401 F51  0.0   0.1-    150324 F51  0.0   0.1+    150518 F51  0.0   0.0
    150216 F51  0.1-  0.0     150413 F51  0.1-  0.1+    150518 F51  0.2+  0.2+
    150216 F51  0.1+  0.1-    150413 F51  0.1-  0.1+    150518 F51  0.1+  0.0
    150216 F51  0.0   0.0     150413 F51  0.2+  0.7+
    
    Ephemeris:
    2015 DW224               a,e,i = 111.37, 0.66, 30                q = 37.318
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2016 06 17    14 24 19.7 +06 33 08  37.1769 37.7412   123.1     1.3    22.1
    ...
    2016 07 02    14 23 42.7 +06 27 02  37.3904 37.7464   109.8     1.5    22.1
    ...
    2016 07 10    14 23 31.1 +06 22 44  37.5143 37.7491   102.6     1.5    22.2
    ...
    2016 07 16    14 23 26.4 +06 19 06  37.6100 37.7512    97.2     1.5    22.2
    2016 07 17    14 23 25.9 +06 18 27  37.6260 37.7516    96.3     1.5    22.2
    2016 07 18    14 23 25.6 +06 17 48  37.6422 37.7519    95.4     1.5    22.2
    ...
    2016 07 24    14 23 25.5 +06 13 43  37.7393 37.7540    90.1     1.5    22.2
    ...
    2016 08 01    14 23 30.9 +06 07 48  37.8689 37.7568    82.9     1.5    22.2
    ...
    2016 08 16    14 23 57.9 +05 55 33  38.1043 37.7620    69.5     1.4    22.2
    
    A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-O261
    

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