• Processing (Info)

    • MPEC 2006-W42 : COMET C/2006 W3 (CHRISTENSEN)

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    Read MPEC 2006-W41 Read MPEC 2006-W43 

    M.P.E.C. 2006-W42                                Issued 2006 Nov. 20, 20:46 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://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                         COMET C/2006 W3 (CHRISTENSEN)

Observations:
    CK06W030  C2006 11 18.40414 07 00 04.24 +46 16 11.3          18.1 T EW042703
    CK06W030  C2006 11 18.41018 07 00 03.89 +46 16 12.8                 EW042703
    CK06W030  C2006 11 18.41628 07 00 03.69 +46 16 14.7                 EW042703
    CK06W030  C2006 11 18.42243 07 00 03.57 +46 16 16.2                 EW042703
    CK06W030  C2006 11 18.98800 06 59 44.11 +46 18 50.9          19.2 N EW042A06
    CK06W030  C2006 11 18.99343 06 59 43.86 +46 18 49.9          20.0 N EW042A06
    CK06W030  C2006 11 19.06468 06 59 41.41 +46 19 11.0          18.6 N EW042204
    CK06W030  C2006 11 19.10363 06 59 40.05 +46 19 21.3                 EW042J95
    CK06W030  C2006 11 19.10634 06 59 39.95 +46 19 22.7                 EW042J95
    CK06W030  C2006 11 19.10905 06 59 39.85 +46 19 23.2          18.7 T EW042J95
    CK06W030  C2006 11 19.11916 06 59 39.43 +46 19 25.9                 EW042204
    CK06W030  C2006 11 19.40819 06 59 29.39 +46 20 45.1          18.4 N EW042682
    CK06W030  C2006 11 19.41766 06 59 29.04 +46 20 47.5          18.0 N EW042651
    CK06W030  C2006 11 19.41963 06 59 28.95 +46 20 48.4          18.2 T EW042711
    CK06W030  C2006 11 19.42130 06 59 28.98 +46 20 48.5          18.2 N EW042651
    CK06W030  C2006 11 19.42279 06 59 28.82 +46 20 48.8          18.4 N EW042682
    CK06W030  C2006 11 19.42310 06 59 28.87 +46 20 49.0          18.3 N EW042651
    CK06W030  C2006 11 19.42491 06 59 28.80 +46 20 48.8          18.1 N EW042651
    CK06W030  C2006 11 19.42685 06 59 28.69 +46 20 50.4          18.3 T EW042711
    CK06W030  C2006 11 19.43285 06 59 28.49 +46 20 52.1          18.0 T EW042703
    CK06W030  C2006 11 19.43404 06 59 28.42 +46 20 52.7          18.3 T EW042711
    CK06W030  C2006 11 19.43737 06 59 28.30 +46 20 52.9          18.6 N EW042682
    CK06W030  C2006 11 19.43984 06 59 28.20 +46 20 54.2                 EW042703
    CK06W030  C2006 11 19.44684 06 59 27.96 +46 20 55.7                 EW042703
    CK06W030  C2006 11 19.45390 06 59 27.66 +46 20 57.7                 EW042703
    CK06W030  C2006 11 19.46740 06 59 27.27 +46 21 01.1          18.8 N EW042448
    CK06W030  C2006 11 19.47274 06 59 27.01 +46 21 01.8          19.0 N EW042448
    CK06W030  C2006 11 19.47808 06 59 26.90 +46 21 04.3          19.2 N EW042448

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, F. Luppi.  Measurer
    L. Buzzi.  0.60-m f/4.64 reflector + CCD.
448 Desert Moon Observatory.  Observer B. L. Stevens.  0.3-m
    Schmidt-Cassegrain + CCD.
651 Grasslands Observatory, Tucson.  Observer J. E. McGaha.  0.62-m f/5.1
    Newtonian reflector + CCD.
682 Kanab.  Observer E. Sheridan.  0.36-m f/5.5 Schmidt-Cassegrain + CCD.
703 Catalina Sky Survey.  Observer E. J. Christensen.  Measurers E. C. Beshore,
    E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
    R. A. Kowalski, S. M. Larson.  0.68-m Schmidt + CCD.
711 McDonald Observatory.  Observer J. G. Ries.  0.76-m reflector + CCD.
A06 Mataro.  Observers E. Cortes, R. Lazaro.  Measurer E. Cortes.  0.25-m
    f/4.4 Schmidt-Cassegrain + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
    C/2006 W3 (Christensen)
T 2008 Dec. 25.327 TT                                   MPC
q   1.46888              (2000.0)            P               Q
                   Peri.  154.652       +0.518436       -0.301930
                   Node   109.832       -0.854712       -0.211725
e   1.0            Incl.  121.736       +0.026284       -0.929522
From 28 observations 2006 Nov. 18-19.

Ephemeris:
    C/2006 W3 (Christensen)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2006 11 11    07 03.89   +45 42.2    7.490    8.073   123.1     5.9  18.4
2006 11 21    06 58.54   +46 27.9    7.294    7.995   132.5     5.2  18.3
2006 12 01    06 51.75   +47 11.6    7.123    7.917   141.4     4.5  18.2
2006 12 11    06 43.66   +47 50.9    6.979    7.839   149.0     3.7  18.2
2006 12 21    06 34.51   +48 23.7    6.865    7.760   153.8     3.2  18.1
2006 12 31    06 24.68   +48 48.1    6.785    7.682   154.2     3.2  18.0

     Further observations are very desirable.

Brian G. Marsden             (C) Copyright 2006 MPC           M.P.E.C. 2006-W42

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    MPEC number:

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