MPEC 2005-W72 : COMET C/2005 W3 (KOWALSKI)

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M.P.E.C. 2005-W72                                Issued 2005 Nov. 27, 04:06 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
                  Supported in part by the TABASGO Foundation
             Prepared using the Tamkin Foundation Computer Network

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

                          COMET C/2005 W3 (KOWALSKI)

Observations:
    CK05W030  C2005 11 24.42320 05 02 57.78 +06 57 59.0          19.2 N EW072644
    CK05W030  C2005 11 24.45159 05 02 56.83 +06 57 48.5          19.6 N EW072644
    CK05W030  C2005 11 24.49322 05 02 55.39 +06 57 32.7          19.9 N EW072644
    CK05W030  C2005 11 25.28817 05 02 29.14 +06 52 40.0          18.5 T EW072703
    CK05W030  C2005 11 25.29512 05 02 29.00 +06 52 38.1          18.7 T EW072703
    CK05W030  C2005 11 25.30207 05 02 28.82 +06 52 35.1          18.3 T EW072703
    CK05W030  C2005 11 25.30901 05 02 28.39 +06 52 32.9          18.6 T EW072703
    CK05W030  C2005 11 25.31896 05 02 28.03 +06 52 30.0          18.2 T EW072703
    CK05W030  C2005 11 25.32921 05 02 27.70 +06 52 25.5          18.4 T EW072703
    CK05W030  C2005 11 25.33950 05 02 27.42 +06 52 22.4          18.1 T EW072703
    CK05W030  C2005 11 25.34972 05 02 26.98 +06 52 17.3          18.4 T EW072703
    CK05W030  C2005 11 25.36142 05 02 26.62 +06 52 13.4          18.3 T EW072703
    CK05W030  C2005 11 25.36814 05 02 26.34 +06 52 11.8          18.2 T EW072703
    CK05W030  C2005 11 25.37487 05 02 26.12 +06 52 09.6          18.1 T EW072703
    CK05W030  C2005 11 25.37863 05 02 26.08 +06 52 06.4          18.7 T EW072G96
    CK05W030  C2005 11 25.38169 05 02 25.83 +06 52 06.8          18.4 T EW072703
    CK05W030  C2005 11 25.38494 05 02 25.90 +06 52 04.1                 EW072G96
    CK05W030  C2005 11 25.39124 05 02 25.69 +06 52 01.5                 EW072G96
    CK05W030  C2005 11 25.39765 05 02 25.51 +06 51 59.2                 EW072G96
    CK05W030  C2005 11 26.27390 05 01 56.13 +06 46 41.0          19.0 N EW072734
    CK05W030  C2005 11 26.27979 05 01 55.91 +06 46 39.3          19.3 N EW072734
    CK05W030  C2005 11 26.28714 05 01 55.74 +06 46 36.3          19.4 N EW072734
    CK05W030  C2005 11 26.34309 05 01 53.88 +06 46 20.2          18.5 T EW072711
    CK05W030  C2005 11 26.35477 05 01 53.32 +06 46 11.1          18.8 T EW072854
    CK05W030  C2005 11 27.06455 05 01 29.30 +06 41 58.7                 EW072J95
    CK05W030  C2005 11 27.07234 05 01 29.01 +06 41 55.4                 EW072J95
    CK05W030  C2005 11 27.07991 05 01 28.74 +06 41 53.0          19.2 T EW072J95

Observer details:
644 Palomar Mountain/NEAT.  Observers R. Bambery, M. Hicks, K. Lawrence,
    E. Helin, R. Thicksten.  1.2-m Schmidt + CCD.
703 Catalina Sky Survey.  Observer R. A. Kowalski.  Measurers E. C. Beshore,
    E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill, R. A. Kowalski,
    S. M. Larson, R. H. McNaught.  0.68-m Schmidt + CCD.
711 McDonald Observatory.  Observer J. G. Ries.  0.76-m reflector + CCD.
734 Farpoint Observatory.  Observer G. Hug.  0.7-m reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
    Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey.  Observer E. J. Christensen.  Measurers E. C. Beshore,
    E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill, R. A. Kowalski,
    S. M. Larson, R. H. McNaught.  1.5-m reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
    C/2005 W3 (Kowalski)
T 2005 Apr. 22.927 TT                                   MPC
q   2.68255              (2000.0)            P               Q
                   Peri.  155.860       +0.941454       -0.240345
                   Node   220.463       +0.218207       +0.968969
e   1.0            Incl.   21.366       +0.257001       +0.057736
From 26 observations 2005 Nov. 24-27.

Ephemeris:
    C/2005 W3 (Kowalski)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2005 11 26    05 02.09   +06 48.4    2.537    3.484   160.6     5.4  18.4
2005 12 06    04 56.39   +05 54.2    2.592    3.547   163.4     4.6  18.6
2005 12 16    04 50.95   +05 13.6    2.675    3.611   159.1     5.6  18.7
2005 12 26    04 46.32   +04 47.1    2.785    3.677   151.0     7.4  18.9

Brian G. Marsden             (C) Copyright 2005 MPC           M.P.E.C. 2005-W72

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