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Minor Planet Center

MPEC 2004-N11 : COMET P/2004 K2 (McNAUGHT)

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M.P.E.C. 2004-N11                                Issued 2004 July 2, 16:28 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

                          COMET P/2004 K2 (McNAUGHT)

Observations:
    PK04K020  C2004 06 22.44198 00 52 26.25 +04 53 53.8          17.3 T EN011703
    PK04K020  C2004 06 22.45132 00 52 27.71 +04 54 00.3          16.9 T EN011703
    PK04K020  C2004 06 22.46065 00 52 29.15 +04 54 04.2          16.9 T EN011703
    PK04K020  C2004 06 22.46998 00 52 30.57 +04 54 10.8          17.2 T EN011703
    PK04K020  C2004 06 27.79151 01 06 15.53 +05 45 01.0          17.9 T EN011E12
    PK04K020  C2004 06 27.79833 01 06 16.52 +05 45 04.0          17.1 T EN011E12
    PK04K020  C2004 06 27.80516 01 06 17.64 +05 45 08.8          17.7 T EN011E12
    PK04K020  C2004 06 27.81199 01 06 18.65 +05 45 12.0          17.3 T EN011E12
    PK04K020  C2004 06 30.77226 01 13 50.50 +06 11 19.4          17.8 T EN011360
    PK04K020  C2004 06 30.77683 01 13 51.20 +06 11 21.6                 EN011360
    PK04K020  C2004 06 30.78066 01 13 51.77 +06 11 24.1                 EN011360

Observer details:
360 Kuma Kogen.  Observer A. Nakamura.  0.60-m f/5.8 Ritchey-Chretien + CCD.
703 Catalina Sky Survey.  Observers S. Larson, E. Beshore, E. Christensen,
    R. Hill, D. McLean.  0.68-m f/1.8 Schmidt + CCD.
E12 Siding Spring Survey.  Observers G. J. Garradd, S. Larson, E. Beshore,
    E. Christensen, R. Hill, D. McLean.  0.5-m Uppsala Schmidt + CCD.

Orbital elements:
    P/2004 K2 (McNaught)
T 2004 June 16.6531 TT                                  MPC
q   1.550852             (2000.0)            P               Q
n   0.1853420      Peri.  180.6721      +0.8718985      +0.4845767
a   3.046634       Node   150.0148      -0.4486174      +0.8482000
e   0.490962       Incl.    8.1160      -0.1963044      +0.2138743
P   5.32
From 43 observations 2004 May 20-June 30.

Ephemeris:
    P/2004 K2 (McNaught)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2004 06 24    00 56.48   +05 09.3    1.408    1.552    77.8    39.8  17.7
2004 07 04    01 21.94   +06 38.2    1.355    1.560    80.9    40.1  17.6
2004 07 14    01 46.23   +07 49.3    1.304    1.573    84.4    40.0  17.5
2004 07 24    02 08.97   +08 40.2    1.256    1.592    88.3    39.6  17.5
2004 08 03    02 29.76   +09 09.9    1.208    1.616    92.9    38.8  17.5
2004 08 13    02 48.17   +09 18.1    1.163    1.645    98.0    37.6  17.5
2004 08 23    03 03.68   +09 04.7    1.119    1.679   103.9    35.8  17.5

Brian G. Marsden             (C) Copyright 2004 MPC           M.P.E.C. 2004-N11

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