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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-M54 : 2003 QD112

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M.P.E.C. 2004-M54                                Issued 2004 June 25, 16:31 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.

         Supported in part by the Steven and Michele Kirsch Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                  2003 QD112

                           Revision to MPEC 2003-S20

Additional Observations:
     K03QB2D  C2002 08 20.45632 23 19 06.68 -09 07 18.6          20.2 R EM054644
     K03QB2D  C2002 08 29.49175 23 16 48.46 -09 17 52.7          20.2 R EM054644
     K03QB2D  C2002 09 15.44024 23 12 15.04 -09 37 13.5          20.6 R EM054644

Observer details:
644 Palomar Mountain/NEAT.  Measurer R. Stoss.  1.2-m Oschin Schmidt + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees) and reference
020820 644 0.16- 0.08-    020915 644 0.16- 0.08-    MPO 57933

Orbital elements:
2003 QD112
Epoch 2004 July 14.0 TT = JDT 2453200.5                 MPC
M  26.77539              (2000.0)            P               Q
n   0.01195489     Peri.  273.88132     +0.07800994     +0.99694898
a  18.9425785      Node     0.61244     -0.78593321     +0.06315154
e   0.5808336      Incl.   14.51925     -0.61337056     +0.04587608
P  82.44           H   10.9           G   0.15           U   3
Residuals in seconds of arc
020820 644  0.2+  0.8-    030826 807  0.1-  0.1-    031022 695  0.1-  0.3+
020829 644  0.4-  0.4+    030903 304  0.4+  0.5+    031217 568  0.0   0.2-
020915 644  0.3+  0.3+    030903 304  0.2+  0.3-    031217 568  0.1-  0.3-
030826 807  0.3-  0.2-    031022 695  0.0   0.3+

Ephemeris:
2003 QD112               a,e,i = 18.94, 0.58, 15                 q = 7.9401
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 06 24    00 26.65   +03 29.5   12.390   12.348    85.3     4.7    22.2
2004 07 04    00 27.33   +03 38.1   12.253   12.376    94.6     4.7    22.2
2004 07 14    00 27.53   +03 43.8   12.118   12.404   104.0     4.6    22.2
2004 07 24    00 27.25   +03 46.4   11.990   12.432   113.6     4.3    22.1
2004 08 03    00 26.49   +03 46.0   11.874   12.461   123.4     3.9    22.1
2004 08 13    00 25.30   +03 42.8   11.773   12.489   133.2     3.4    22.1
2004 08 23    00 23.71   +03 37.0   11.692   12.517   143.3     2.8    22.0
2004 09 02    00 21.79   +03 29.0   11.635   12.545   153.4     2.1    22.0
2004 09 12    00 19.63   +03 19.3   11.605   12.573   163.7     1.3    21.9
2004 09 22    00 17.32   +03 08.4   11.603   12.602   173.9     0.5    21.8
2004 10 02    00 14.97   +02 57.1   11.632   12.630   175.4     0.4    21.8
2004 10 12    00 12.68   +02 45.9   11.691   12.658   165.0     1.2    21.9
2004 10 22    00 10.56   +02 35.5   11.781   12.686   154.5     1.9    22.0
2004 11 01    00 08.71   +02 26.6   11.897   12.715   144.1     2.6    22.1
2004 11 11    00 07.21   +02 19.7   12.039   12.743   133.7     3.2    22.1
2004 11 21    00 06.13   +02 15.3   12.201   12.771   123.3     3.7    22.2
2004 12 01    00 05.51   +02 13.7   12.381   12.799   113.1     4.1    22.3
2004 12 11    00 05.37   +02 15.1   12.571   12.827   102.9     4.3    22.3
2004 12 21    00 05.73   +02 19.6   12.769   12.855    92.8     4.4    22.4
2004 12 31    00 06.58   +02 27.2   12.968   12.884    82.9     4.3    22.4
2005 01 10    00 07.88   +02 37.6   13.164   12.912    73.1     4.2    22.4
2005 01 20    00 09.61   +02 50.9   13.351   12.940    63.4     3.9    22.4
2005 01 30    00 11.71   +03 06.6   13.525   12.968    53.8     3.5    22.5
2005 02 09    00 14.13   +03 24.5   13.684   12.996    44.4     3.0    22.5
2005 02 19    00 16.83   +03 44.2   13.822   13.025    35.0     2.5    22.4

Brian G. Marsden             (C) Copyright 2004 MPC           M.P.E.C. 2004-M54

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