MPEC 2008-A48 : COMET C/2008 A1 (McNAUGHT)

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M.P.E.C. 2008-A48                                Issued 2008 Jan. 11, 16:57 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://www.cfa.harvard.edu/iau/mpc.html  ISSN 1523-6714

                          COMET C/2008 A1 (McNAUGHT)

Observations:
    CK08A010  C2008 01 10.57306 06 35 32.46 -43 45 47.5          15.2 T EA048E12
    CK08A010  C2008 01 10.58269 06 35 31.47 -43 45 50.8          15.2 T EA048E12
    CK08A010  C2008 01 10.59217 06 35 30.47 -43 45 54.2          15.1 T EA048E12
    CK08A010  C2008 01 10.60164 06 35 29.49 -43 45 57.4          15.2 T EA048E12
    CK08A010  C2008 01 10.66085 06 35 23.360-43 46 17.92         15.1 T EA048E12
    CK08A010  C2008 01 10.66387 06 35 23.057-43 46 19.00         15.2 T EA048E12
    CK08A010  C2008 01 10.75985 06 35 13.15 -43 46 51.7                 EA048E12
    CK08A010  C2008 01 11.27894 06 34 20.12 -43 49 52.4          15.8 T EA048673
    CK08A010  C2008 01 11.28305 06 34 19.63 -43 49 54.2          16.4 T EA048H06
    CK08A010  C2008 01 11.28947 06 34 19.04 -43 49 55.8                 EA048673
    CK08A010  C2008 01 11.29693 06 34 18.20 -43 49 58.2          16.9 T EA048H06
    CK08A010  C2008 01 11.30081 06 34 17.85 -43 49 59.2                 EA048673
    CK08A010  C2008 01 11.31076 06 34 16.81 -43 50 02.2                 EA048673
    CK08A010  C2008 01 11.42755 06 34 04.99 -43 50 39.0                 EA048423
    CK08A010  C2008 01 11.43508 06 34 04.24 -43 50 42.0          16.1 N EA048423
    CK08A010  C2008 01 11.43683 06 34 04.030-43 50 42.40         15.1 T EA048E12
    CK08A010  C2008 01 11.43924 06 34 03.781-43 50 43.21         15.1 T EA048E12
    CK08A010  C2008 01 11.63800 06 33 43.16 -43 51 52.1          15.3 N EA048D35
    CK08A010  C2008 01 11.63899 06 33 43.15 -43 51 52.1          15.2 N EA048D35
    CK08A010  C2008 01 11.63999 06 33 43.12 -43 51 52.3          15.3 N EA048D35

Observer details:
423 North Ryde.  Observer S. G. McAndrew.  0.20-m f/4 hyperbolic astrograph
    + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.61-m f/16
    Cassegrain + CCD.
D35 Lulin Observatory.  Observer Q.-z. Ye.  0.41-m Ritchey-Chretien + CCD.
E12 Siding Spring Survey.  Observer R. H. McNaught.  0.5-m Uppsala Schmidt
    + CCD.
H06 RAS Observatory, Mayhill.  Observers E. Guido, G. Sostero.  0.25-m f/3.4
    reflector + CCD.

Orbital elements:
    C/2008 A1 (McNaught)
T 2008 Nov. 3.860 TT                                    MPC
q   1.51069              (2000.0)            P               Q
                   Peri.  337.102       +0.242631       +0.127626
                   Node   285.853       -0.660658       -0.704174
e   1.0            Incl.   88.620       -0.710395       +0.698463
From 20 observations 2008 Jan. 10-11.

Ephemeris:
    C/2008 A1 (McNaught)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2008 01 05    06 44.91   -43 08.0    3.500    4.003   114.1    13.0  15.2
2008 01 15    06 27.94   -44 08.3    3.426    3.907   112.3    13.5  15.1
2008 01 25    06 10.77   -44 34.5    3.372    3.810   109.1    14.1  14.9
2008 02 04    05 54.56   -44 28.0    3.336    3.713   104.9    14.9  14.8
2008 02 14    05 40.30   -43 53.4    3.313    3.616    99.9    15.6  14.7
2008 02 24    05 28.65   -42 57.9    3.299    3.518    94.5    16.3  14.6

Brian G. Marsden             (C) Copyright 2008 MPC           M.P.E.C. 2008-A48

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