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Minor Planet Center

MPEC 2009-E03 : 2009 DD45

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M.P.E.C. 2009-E03                                Issued 2009 Mar. 1, 17:19 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.cfa.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2009 DD45

                           Revision to MPEC 2009-E02

Additional Observations:
     K09D45D  C2009 03 01.66260 06 35 31.76 -49 00 52.3          16.4 V EE003E12
     K09D45D  C2009 03 01.67034 06 35 49.37 -49 01 04.2          16.3 V EE003E12

Observer details:
E12 Siding Spring Survey.  Observer R. H. McNaught.  Measurers E. C. Beshore,
    A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
    R. A. Kowalski, S. M. Larson, R. H. McNaught.  0.5-m Uppsala Schmidt + CCD.

Orbital elements:
2009 DD45                                                Earth MOID = 0.0003 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5                 MPC
M 299.31575              (2000.0)            P               Q
n   0.63049114     Peri.    4.05158     -0.97027817     -0.23161409
a   1.3469456      Node   162.08031     +0.21512780     -0.95824106
e   0.2642220      Incl.   13.17103     +0.11081652     -0.16771696
P   1.56           H   25.4           G   0.15           U   7
Residuals in seconds of arc
090227 E12  0.1+  0.1+    090228 E12  0.1-  0.1+    090301 F84  0.0-  0.2+
090227 E12  0.1+  0.2-    090228 E12  0.0-  0.1+    090301 F84  0.0+  0.0-
090227 E12  0.2+  0.3-    090228 E12  0.0-  0.1+    090301 E12  0.0+  0.0-
090227 E12  0.3-  0.1+    090228 E12  0.1-  0.0+    090301 E12  0.0+  0.0+
090227 E12  0.1+  0.1+    090301 F84  0.3+  0.1-    090301 E12  0.1+  0.2-
090227 E12  0.1-  0.1-    090301 F84  0.1-  0.0-    090301 E12  0.2-  0.1+

Ephemeris:
2009 DD45                a,e,i = 1.35, 0.26, 13                  q = 0.9911
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2009 02 28.0  06 14.88   -47 21.2    0.0123   0.993    99.0    80.3    18.6
2009 02 28.1  06 15.38   -47 23.9    0.0118   0.993    99.0    80.3    18.5
2009 02 28.2  06 15.93   -47 26.8    0.0113   0.992    99.1    80.3    18.5
2009 02 28.3  06 16.53   -47 29.9    0.0108   0.992    99.1    80.3    18.4
2009 02 28.4  06 17.18   -47 33.3    0.0104   0.992    99.2    80.2    18.3
2009 02 28.5  06 17.90   -47 37.0    0.00990  0.992    99.2    80.2    18.2
2009 02 28.6  06 18.69   -47 41.0    0.00943  0.992    99.3    80.2    18.1
2009 02 28.7  06 19.58   -47 45.4    0.00895  0.992    99.4    80.1    17.9
2009 02 28.8  06 20.56   -47 50.4    0.00848  0.992    99.5    80.1    17.8
2009 02 28.9  06 21.66   -47 55.8    0.00801  0.992    99.6    80.0    17.7
2009 03 01.0  06 22.91   -48 01.9    0.00753  0.992    99.7    79.9    17.6
2009 03 01.1  06 24.34   -48 08.7    0.00706  0.992    99.8    79.8    17.4
2009 03 01.2  06 25.97   -48 16.5    0.00659  0.992   100.0    79.6    17.3
2009 03 01.3  06 27.88   -48 25.3    0.00612  0.992   100.2    79.4    17.1
2009 03 01.4  06 30.11   -48 35.5    0.00564  0.992   100.5    79.2    16.9
2009 03 01.5  06 32.78   -48 47.3    0.00517  0.992   100.8    79.0    16.7
2009 03 01.6  06 36.01   -49 01.2    0.00470  0.992   101.1    78.6    16.5
2009 03 01.7  06 40.01   -49 17.8    0.00422  0.992   101.6    78.2    16.2
2009 03 01.8  06 45.08   -49 37.7    0.00375  0.992   102.1    77.7    16.0
2009 03 01.9  06 51.72   -50 02.2    0.00328  0.992   102.9    77.0    15.6
2009 03 02.0  07 00.76   -50 32.7    0.00281  0.992   103.8    76.0    15.3
2009 03 02.1  07 13.75   -51 10.9    0.00234  0.992   105.2    74.6    14.8
2009 03 02.2  07 33.85   -51 57.8    0.00187  0.992   107.3    72.6    14.3
2009 03 02.3  08 08.45   -52 46.0    0.00141  0.992   110.7    69.2    13.6
2009 03 02.4  09 16.58   -52 28.7    0.00097  0.992   117.0    63.0    12.6
2009 03 02.5  11 35.03   -43 03.5    0.00060  0.992   129.0    51.0    11.2
2009 03 02.6  14 26.87   -02 31.7    0.00049  0.992   125.9    54.0    10.8
2009 03 02.7  15 49.04   +22 56.3    0.00077  0.991   107.7    72.3    12.3
2009 03 02.8  16 49.28   +36 18.6    0.00123  0.991    95.2    84.8    13.8
2009 03 02.9  17 25.99   +42 01.5    0.00172  0.991    88.9    91.0    14.8
2009 03 03.0  17 29.17   +42 26.7    0.00190  0.991    88.4    91.5    15.0
2009 03 03.1  17 42.10   +44 02.6    0.00283  0.991    86.5    93.3    16.0
2009 03 03.2  18 03.26   +46 18.0    0.00297  0.991    83.5    96.3    16.2
2009 03 03.3  18 07.26   +46 40.9    0.00334  0.991    83.0    96.8    16.5
2009 03 03.4  18 00.81   +46 03.6    0.00411  0.991    83.9    95.8    16.9
2009 03 03.5  18 14.03   +47 17.6    0.00445  0.991    82.2    97.6    17.1
2009 03 03.6  18 14.83   +47 21.8    0.00492  0.991    82.1    97.6    17.4
2009 03 03.7  18 17.24   +47 34.1    0.00541  0.991    81.8    97.9    17.6
2009 03 03.8  18 19.91   +47 47.5    0.00588  0.991    81.5    98.2    17.8
2009 03 03.9  18 21.91   +47 57.3    0.00634  0.991    81.3    98.4    17.9
2009 03 04.0  18 23.65   +48 05.7    0.00682  0.991    81.1    98.5    18.1
2009 03 04.1  18 25.17   +48 12.9    0.00728  0.990    80.9    98.7    18.3
2009 03 04.2  18 26.53   +48 19.2    0.00776  0.990    80.7    98.8    18.4
2009 03 04.3  18 27.74   +48 24.8    0.00823  0.990    80.6    98.9    18.5
2009 03 04.4  18 28.81   +48 29.6    0.00870  0.990    80.5    99.0    18.7
2009 03 04.5  18 29.79   +48 34.0    0.00917  0.990    80.4    99.1    18.8
2009 03 04.6  18 30.67   +48 37.8    0.00964  0.990    80.3    99.1    18.9
2009 03 04.7  18 31.46   +48 41.3    0.0101   0.990    80.3    99.2    19.0
2009 03 04.8  18 32.19   +48 44.5    0.0106   0.990    80.2    99.2    19.1
2009 03 04.9  18 32.86   +48 47.3    0.0110   0.990    80.1    99.2    19.2
2009 03 05.0  18 33.48   +48 50.0    0.0115   0.990    80.1    99.3    19.3

Timothy B. Spahr             (C) Copyright 2009 MPC           M.P.E.C. 2009-E03

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