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  • MPEC 2013-P63 : 2009 DZ

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    M.P.E.C. 2013-P63                                Issued 2013 Aug. 12, 12:48 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
    
                                        2009 DZ
    
                               Revision to MPEC 2009-D27
    
    Additional Observations:
         K09D00Z 2C2013 08 08.47171922 12 26.676-06 32 20.57         23.4 RtEP063568
         K09D00Z 2C2013 08 08.47898522 12 26.098-06 32 27.77         23.4 RtEP063568
         K09D00Z 2C2013 08 08.48622622 12 25.523-06 32 35.19         23.4 RtEP063568
         K09D00Z 2C2013 08 11.52038422 08 28.576-07 25 07.98         23.2 RtEP063568
         K09D00Z 2C2013 08 11.52760322 08 27.960-07 25 15.71         23.4 RtEP063568
         K09D00Z 2C2013 08 11.53484622 08 27.361-07 25 23.34         23.0 RtEP063568
    
    Observer details:
    568 Mauna Kea.  Observers D. J. Tholen, M. Micheli, M. C. Kotson.  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
    130808 568 0.05- 0.01-    130811 568 0.05- 0.01-    MPO158634   +0.052 day
    
    Orbital elements:
    2009 DZ                                             PHA, Earth MOID = 0.0439 AU
    Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
    M 144.98437              (2000.0)            P               Q
    n   0.56340324     Peri.  335.70118     -0.61088105     -0.78314172
    a   1.4518547      Node   151.52479     +0.76044393     -0.62125070
    e   0.3014058      Incl.   14.11198     +0.22033922     -0.02714049
    P   1.75           H   21.4           G   0.15           U   2
    Residuals in seconds of arc
    090218 704  0.2+  1.4-    090224 703  0.7-  1.2+    090408 H55  0.1+  0.5-
    090218 704  0.1+  0.2+    090224 703  0.1+  0.6+    090408 H55  0.3+  0.0-
    090218 704  1.3-  1.5-    090226 H55  0.0-  0.3-    090408 H55  0.3+  0.3+
    090218 704  0.0+  0.6-    090226 H55  0.1-  0.1+    090415 950  0.6-  0.1+
    090218 704  0.4-  0.1+    090226 H55  0.1+  0.3+    090415 950  0.6-  0.1+
    090219 704  0.1-  1.2+    090226 587  0.5+  0.8+    090415 950  0.7-  0.2-
    090219 704  1.7+  0.6+    090226 587  0.7+  0.2+    090415 950  0.3-  0.1+
    090219 704  1.7+  0.5+    090226 587  0.1+  0.5-    090415 950  0.4-  0.4+
    090219 704  0.2-  0.7+    090311 448  0.2+  0.4+    090415 950  0.5-  0.0-
    090219 493  0.2+  0.1+    090311 448  0.4+  0.3+    090423 H55  0.0+  0.2-
    090219 493  0.1+  0.1+    090311 448  0.5+  0.5+    090423 H55  0.1+  0.1+
    090219 493  0.2+  0.1+    090315 H55  0.1-  0.1+    090423 H55  0.3+  0.6+
    090220 A81  0.1+  0.6+    090315 H55  0.1-  0.1+    090517 291  0.7+  0.7-
    090220 A81  0.1-  0.6+    090315 H55  0.1-  0.6-    090517 291  0.1-  0.0+
    090223 H55  0.1+  0.5-    090320 H55  0.3-  0.3+    090517 291  0.2+  0.9-
    090223 H55  0.0-  0.2+    090320 H55  0.5-  0.2+    130808 568  0.1-  0.1-
    090223 H55  0.1-  0.0-    090320 H55  0.0+  0.1+    130808 568  0.1-  0.1+
    090223 H55  0.3-  0.4+    090320 A17  0.2-  0.1+    130808 568  0.1-  0.0-
    090223 587  0.4+  0.9-    090320 A17  0.3-  0.3+    130811 568  0.1+  0.1+
    090223 587  1.0-  0.9-    090320 A17  0.3-  0.0+    130811 568  0.0+  0.1+
    090223 587  1.7-  1.8-    090320 587  0.4+  1.2-    130811 568  0.2+  0.1+
    090224 703  0.6+  0.1+    090320 587  0.2+  0.4+
    090224 703  0.9-  0.8-    090320 587  0.9+  0.1+
    
    Ephemeris:
    2009 DZ                  a,e,i = 1.45, 0.30, 14                  q = 1.0143
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 07 13    22 32 37.7 -01 24 36   1.0527  1.8824   130.9    24.1    24.0
    ...
    2013 07 28    22 24 35.2 -03 43 21   0.9309  1.8706   147.9    16.8    23.5
    ...
    2013 08 05    22 16 37.1 -05 35 49   0.8821  1.8621   158.1    11.7    23.2
    ...
    2013 08 11    22 09 10.5 -07 15 50   0.8547  1.8546   166.1     7.5    22.9
    2013 08 12    22 07 50.1 -07 33 36   0.8510  1.8533   167.5     6.8    22.9
    2013 08 13    22 06 28.2 -07 51 36   0.8475  1.8519   168.8     6.1    22.9
    ...
    2013 08 19    21 57 52.6 -09 44 04   0.8320  1.8433   176.7     1.8    22.6
    ...
    2013 08 27    21 45 55.5 -12 19 25   0.8259  1.8304   170.8     5.1    22.7
    ...
    2013 09 11    21 25 44.1 -16 49 30   0.8574  1.8019   150.2    16.1    23.2
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-P63
    

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