• Processing (Info)

    • MPEC 2005-C53 : 2003 WU188

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    M.P.E.C. 2005-C53                                Issued 2005 Feb. 12, 04:41 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 Brinson 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 WU188

                           Revision to MPEC 2004-A44

Additional Observations:
     K03WI8U  C2004 09 17.58029 06 17 24.47 +23 56 32.7          22.0 R EC053568
     K03WI8U  C2004 09 17.61481 06 17 24.54 +23 56 32.3                 EC053568
     K03WI8U  C2005 02 09.15398 06 09 34.81 +24 01 42.8          21.6 R EC053688
     K03WI8U  C2005 02 09.26702 06 09 34.43 +24 01 43.0                 EC053688

Observer details:
568 Mauna Kea.  Observer J. Pittichova.  Measurer K. J. Meech.  2.2-m
    University of Hawaii reflector + CCD.
688 Lowell Observatory, Anderson Mesa Station.  Observer L. H. Wasserman.
    1.8-m Perkins telescope + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc and reference
040917 568 73.5+  1.1-    050209 688 85.1+  0.2-    MPO 62456

Orbital elements:
2003 WU188
Epoch 2005 Jan. 30.0 TT = JDT 2453400.5                 MPC
M  44.82960              (2000.0)            P               Q
n   0.00335412     Peri.  321.24822     +0.70196318     -0.70919885
a  44.1994974      Node    84.05837     +0.66873507     +0.62470097
e   0.0361355      Incl.    3.77342     +0.24503288     +0.32678078
P 294              H    5.8           G   0.15           U   5
Residuals in seconds of arc
031121 695  0.0   0.0     040111 688  0.4+  0.2+    040917 568  0.0   0.0
031121 695  0.0   0.0     040111 688  0.1+  0.0     050209 688  0.1+  0.1-
031124 695  0.2-  0.0     040226 695  0.1-  0.2-    050209 688  0.0   0.0
031124 695  0.1+  0.2+    040226 695  0.3-  0.4-
040111 688  0.1+  0.1+    040917 568  0.1-  0.4+

Ephemeris:
2003 WU188               a,e,i = 44.20, 0.04, 4                  q = 42.602
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 02 09    06 09.59   +24 01.7   42.432   43.097   131.9     1.0    22.3
2005 02 19    06 09.12   +24 01.8   42.570   43.098   121.7     1.1    22.3
2005 03 01    06 08.81   +24 01.9   42.724   43.099   111.6     1.2    22.3
2005 03 11    06 08.66   +24 01.9   42.890   43.099   101.5     1.3    22.3
2005 03 21    06 08.68   +24 01.9   43.061   43.100    91.6     1.3    22.3
2005 03 31    06 08.88   +24 01.9   43.233   43.101    81.7     1.3    22.3
2005 04 10    06 09.24   +24 01.8   43.401   43.101    72.0     1.3    22.3
2005 04 20    06 09.76   +24 01.7   43.560   43.102    62.3     1.2    22.3
2005 04 30    06 10.43   +24 01.5   43.706   43.103    52.7     1.1    22.3
2005 05 10    06 11.23   +24 01.4   43.834   43.104    43.2     0.9    22.3
2005 05 20    06 12.13   +24 01.2   43.942   43.104    33.8     0.7    22.3

Brian G. Marsden             (C) Copyright 2005 MPC           M.P.E.C. 2005-C53

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