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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-N16 : COMET C/2005 L3 (McNAUGHT)

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M.P.E.C. 2005-N16                                Issued 2005 July 4, 00:25 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

                          COMET C/2005 L3 (McNAUGHT)

Observations:
    CK05L030  C2005 06 09.75438 21 33 28.44 -33 18 17.0          18.2 T EN016E12
    CK05L030  C2005 07 02.59598 21 20 26.06 -34 11 36.0          17.7 N EN016415
    CK05L030  C2005 07 02.60023 21 20 25.89 -34 11 36.8          18.6 N EN016415
    CK05L030  C2005 07 03.06627 21 20 06.23 -34 12 40.1          16.6 N EN016A02
    CK05L030  C2005 07 03.07477 21 20 06.33 -34 12 42.5          16.6 N EN016A02
    CK05L030  C2005 07 03.07760 21 20 06.34 -34 12 42.7          16.6 N EN016A02

Observer details:
415 Kambah, near Canberra.  Observer D. Herald.  0.36-m
    f/3.9 Schmidt-Cassegrain + CCD.
A02 Masia Cal Maciarol Modul 8.  Observers J. L. Salto, A. Salto.  Measurer
    J. L. Salto.  0.25-m f/7.2 Schmidt-Cassegrain + CCD.
E12 Siding Spring Survey.  Observer G. J. Garradd.  Measurer R. H. McNaught.
    0.5-m Uppsala Schmidt + CCD.

Orbital elements:
    C/2005 L3 (McNaught)
T 2008 Jan. 14.766 TT                                   MPC
q   5.61438              (2000.0)            P               Q
                   Peri.   46.687       -0.304149       -0.726490
                   Node   288.661       -0.946784       +0.302045
e   1.0            Incl.  139.429       +0.105323       +0.617237
From 38 observations 2005 June 3-July 3.

Ephemeris:
    C/2005 L3 (McNaught)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2005 06 29    21 22.83   -34 03.3    7.739    8.556   141.2     4.3  17.8
2005 07 09    21 15.89   -34 25.8    7.607    8.507   150.6     3.4  17.7
2005 07 19    21 08.16   -34 45.7    7.505    8.458   158.5     2.5  17.6
2005 07 29    20 59.89   -35 01.2    7.435    8.410   162.7     2.1  17.6
2005 08 08    20 51.33   -35 11.1    7.399    8.362   160.5     2.3  17.6
2005 08 18    20 42.79   -35 14.4    7.397    8.313   153.3     3.1  17.5
2005 08 28    20 34.59   -35 10.9    7.426    8.265   144.1     4.1  17.5

Brian G. Marsden             (C) Copyright 2005 MPC           M.P.E.C. 2005-N16

Read MPEC 2005-N15 Read MPEC 2005-N17


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