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Minor Planet Center

MPEC 2009-U27 : COMET C/2009 U1 (GARRADD)

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M.P.E.C. 2009-U27                                Issued 2009 Oct. 18, 21:23 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/2009 U1 (GARRADD)

Observations:
    CK09U010  C2009 10 17.71474 04 25 38.40 -39 15 50.6          19.6 T EU027E12
    CK09U010  C2009 10 17.75022 04 25 36.41 -39 15 53.2          19.1 T EU027E12
    CK09U010  C2009 10 18.23022 04 25 10.44 -39 16 39.2          19.5 N EU027I19
    CK09U010  C2009 10 18.24007 04 25 09.86 -39 16 41.1          19.2 N EU027I19
    CK09U010  C2009 10 18.25749 04 25 08.80 -39 16 44.4          19.1 N EU027I19
    CK09U010  C2009 10 18.64763 04 24 47.44 -39 17 16.3          19.5 T EU027E12
    CK09U010  C2009 10 18.65410 04 24 47.08 -39 17 17.9          19.4 T EU027E12

Observer details:
E12 Siding Spring Survey.  Observer G. J. Garradd.  0.5-m Uppsala Schmidt
    + CCD.
I19 Tanti.  Observer C. Colazo.  0.28-m f/10 Schmidt-Cassegrain + CCD.

Orbital elements:
    C/2009 U1 (Garradd)
T 2010 July 7.819 TT                                    MPC
q   2.96357              (2000.0)            P               Q
                   Peri.    6.404       +0.348228       -0.372358
                   Node    67.196       +0.813333       -0.336274
e   1.0            Incl.   68.944       +0.466077       +0.865025
From 6 observations 2009 Oct. 17-18.

Ephemeris:
    C/2009 U1 (Garradd)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2009 10 16    04 27.15   -39 12.8    3.387    3.926   115.9    13.2  19.1
2009 10 26    04 17.38   -39 22.2    3.279    3.865   119.4    13.0  19.0
2009 11 05    04 05.54   -39 06.8    3.189    3.806   121.8    12.8  18.8
2009 11 15    03 52.31   -38 20.3    3.119    3.748   122.8    12.8  18.7
2009 11 25    03 38.60   -36 58.6    3.071    3.691   122.0    13.1  18.6
2009 12 05    03 25.43   -35 00.8    3.047    3.636   119.6    13.6  18.5
2009 12 15    03 13.69   -32 30.2    3.046    3.582   115.5    14.4  18.5
2009 12 25    03 04.03   -29 32.1    3.067    3.529   110.1    15.2  18.4

Brian G. Marsden             (C) Copyright 2009 MPC           M.P.E.C. 2009-U27

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