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IAU Minor Planet Center

Minor Planet Center

MPEC 2006-P31 : COMET C/2006 P1 (McNAUGHT)

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M.P.E.C. 2006-P31                                Issued 2006 Aug. 8, 20:45 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/2006 P1 (McNAUGHT)

Observations:
    CK06P010  C2006 08 07.50872 16 38 58.70 -18 05 46.3          17.3 T EP031E12
    CK06P010  C2006 08 07.51595 16 38 58.23 -18 05 43.9          17.5 T EP031E12
    CK06P010  C2006 08 07.52321 16 38 57.73 -18 05 42.3          17.1 T EP031E12
    CK06P010  C2006 08 07.53044 16 38 57.37 -18 05 40.0          18.0 T EP031E12
    CK06P010  C2006 08 07.54827 16 38 56.27 -18 05 34.0          17.8 N EP031E12
    CK06P010  C2006 08 07.55354 16 38 55.95 -18 05 32.3          18.0 N EP031E12
    CK06P010  C2006 08 07.58622 16 38 53.94 -18 05 22.5          17.2 N EP031E12
    CK06P010  C2006 08 07.98528 16 38 30.36 -18 03 18.6          17.8 T EP031I77
    CK06P010  C2006 08 07.99073 16 38 29.96 -18 03 17.0          17.9 T EP031I77
    CK06P010  C2006 08 07.99615 16 38 29.63 -18 03 15.2          17.7 T EP031I77
    CK06P010  C2006 08 08.35795 16 38 08.39 -18 01 22.8          17.5 T EP031E12
    CK06P010  C2006 08 08.35836 16 38 08.35 -18 01 23.1          17.1 T EP031E12
    CK06P010  C2006 08 08.35918 16 38 08.34 -18 01 22.2          17.2 T EP031E12
    CK06P010  C2006 08 08.35959 16 38 08.24 -18 01 21.2          17.1 T EP031E12
    CK06P010  C2006 08 08.48078 16 38 01.09 -18 00 44.1          17.0 T EP031E12
    CK06P010  C2006 08 08.48118 16 38 01.04 -18 00 44.0          16.9 T EP031E12
    CK06P010  C2006 08 08.48160 16 38 00.98 -18 00 44.2          17.2 T EP031E12
    CK06P010  C2006 08 08.51892 16 37 58.72 -18 00 33.4          17.0 T EP031E12
    CK06P010  C2006 08 08.52750 16 37 58.22 -18 00 29.1          16.8 T EP031E12

Observer details:
E12 Siding Spring Survey.  Observer R. H. McNaught.  0.5-m Uppsala Schmidt
    + CCD.
I77 CEAMIG-REA Observatory, Belo Horizonte.  Observers C. Jacques, E. Pimentel.
    Measurer C. Jacques.  0.30-m f/3.0 Schmidt-Cassegrain + CCD.

Orbital elements:
    C/2006 P1 (McNaught)
T 2007 June 17.713 TT                                   MPC
q   1.55508              (2000.0)            P               Q
                   Peri.  109.726       -0.748618       +0.298711
                   Node   268.367       +0.107670       +0.935678
e   1.0            Incl.  143.691       +0.654201       +0.187827
From 19 observations 2006 Aug. 7-8.

Ephemeris:
    C/2006 P1 (McNaught)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2006 08 03    16 43.71   -18 29.7    3.513    4.133   121.4    12.1  16.9
2006 08 13    16 33.83   -17 37.9    3.588    4.039   109.4    13.7  16.8
2006 08 23    16 26.18   -16 51.3    3.676    3.944    97.8    14.7  16.8
2006 09 02    16 20.72   -16 10.6    3.770    3.848    86.8    15.2  16.7
2006 09 12    16 17.28   -15 35.6    3.862    3.752    76.3    15.1  16.7
2006 09 22    16 15.66   -15 05.6    3.945    3.656    66.1    14.5  16.6
2006 10 02    16 15.65   -14 39.7    4.015    3.559    56.3    13.5  16.5

Brian G. Marsden             (C) Copyright 2006 MPC           M.P.E.C. 2006-P31

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