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  • MPEC 2012-K68 : 2010 DM

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    M.P.E.C. 2012-K68                                Issued 2012 May 28, 18:51 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
    
                                        2010 DM
    
                               Revision to MPEC 2010-D34
    
    Additional Observations:
         K10D00M 2C2012 05 12.50628613 20 09.128+00 41 21.73         21.7 RtEK068568
         K10D00M 2C2012 05 12.50974213 20 08.719+00 41 23.99         22.0 RtEK068568
         K10D00M 2C2012 05 12.51452013 20 08.161+00 41 27.04         22.0 RtEK068568
         K10D00M 2C2012 05 22.40583713 02 08.129+02 15 18.61         22.0 RtEK068568
         K10D00M 2C2012 05 22.41333913 02 07.351+02 15 22.18         21.7 RtEK068568
         K10D00M 2C2012 05 22.42083413 02 06.576+02 15 25.79         21.7 RtEK068568
    
    Observer details:
    568 Mauna Kea.  Observers M. Micheli, G. T. Elliott.  Measurer D. J. Tholen.
        2.24-m University of Hawaii reflector.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    120512 568 0.32- 0.05+    120522 568 0.23- 0.02+    MPO174060   +1.5 day
    
    Orbital elements:
    2010 DM                                             PHA, Earth MOID = 0.0331 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M 297.39891              (2000.0)            P               Q
    n   0.32912432     Peri.  220.40828     +0.99797957     -0.03175552
    a   2.0776038      Node   141.30556     +0.04833531     +0.94161664
    e   0.8415726      Incl.    5.05001     -0.04123671     +0.33518607
    P   2.99           H   19.2           G   0.15           U   2
    Residuals in seconds of arc
    100216 G96  0.3-  0.3-    100218 291  0.2-  0.1-    100304 291  0.2+  0.8+
    100216 G96  0.3-  0.1-    100218 291  0.0   0.0     100304 291  0.0   0.7-
    100216 G96  0.1-  0.1-    100218 291  0.5-  0.1-    100304 291  0.6-  0.8+
    100216 G96  0.5-  0.5-    100218 H01  0.0   0.0     100319 H21 (1.5+  2.3-)
    100216 G96  0.1-  0.2-    100218 H01  0.1+  0.0     100319 H21  0.2-  0.1-
    100216 G96  0.3+  0.1+    100218 H01  0.1-  0.0     100319 H21  0.4+  0.3-
    100216 G96  0.0   0.4+    100219 291  0.1-  0.3+    120512 568  0.0   0.0
    100217 291  0.2+  0.3-    100219 291  0.2-  0.2-    120512 568  0.0   0.0
    100217 291  0.2-  0.2-    100219 291  0.1-  0.1+    120512 568  0.0   0.0
    100217 291  1.0+  1.2+    100220 568  0.0   0.0     120522 568  0.0   0.1+
    100217 G96  0.2-  0.6+    100220 568  0.0   0.0     120522 568  0.0   0.0
    100217 G96  0.3-  0.1+    100224 291  0.5+  1.1-    120522 568  0.0   0.1-
    100217 G96  0.2+  0.1+    100224 291  0.2-  0.3+
    
    Ephemeris:
    2010 DM                  a,e,i = 2.08, 0.84, 5                   q = 0.3291
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 04 28    13 48 51.8 -02 08 38   1.2646  2.2533   165.4     6.5    22.0
    ...
    2012 05 13    13 19 12.6 +00 46 38   1.2036  2.1101   144.6    16.1    22.1
    ...
    2012 05 21    13 04 32.4 +02 03 34   1.1968  2.0295   133.3    21.3    22.2
    ...
    2012 05 27    12 54 45.8 +02 49 50   1.2006  1.9669   125.1    24.9    22.2
    2012 05 28    12 53 15.5 +02 56 31   1.2019  1.9563   123.8    25.5    22.2
    2012 05 29    12 51 47.4 +03 02 54   1.2032  1.9456   122.5    26.1    22.2
    ...
    2012 06 04    12 43 48.6 +03 34 46   1.2140  1.8805   114.8    29.3    22.3
    ...
    2012 06 12    12 35 27.4 +04 00 37   1.2327  1.7904   105.2    33.2    22.3
    ...
    2012 06 27    12 26 50.7 +04 01 56   1.2677  1.6108    89.0    39.1    22.3
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-K68
    

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