• Processing (Info)

    • MPEC 2009-Q73 : COMET C/2009 P1 (GARRADD)

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    Read MPEC 2009-Q72 Read MPEC 2009-Q74 

    M.P.E.C. 2009-Q73                                Issued 2009 Aug. 29, 18:35 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 P1 (GARRADD)

Observations:
    CK09P010  C2009 08 25.51421 00 08 48.56 -45 21 00.5          17.9 N EQ073D25
    CK09P010  C2009 08 25.52421 00 08 48.25 -45 21 03.1          17.8 N EQ073D25
    CK09P010  C2009 08 26.50170 00 08 08.75 -45 24 38.4          17.7 T EQ073423
    CK09P010  C2009 08 26.53556 00 08 07.33 -45 24 46.5          17.3 T EQ073423
    CK09P010  C2009 08 26.63184 00 08 03.35 -45 25 06.8          18.0 T EQ073D90
    CK09P010  C2009 08 26.63464 00 08 03.21 -45 25 07.7                 EQ073D90
    CK09P010  C2009 08 26.63744 00 08 03.05 -45 25 08.2                 EQ073D90
    CK09P010  C2009 08 26.66691 00 08 01.96 -45 25 14.5          19.3 T EQ073D20
    CK09P010  C2009 08 26.66917 00 08 01.82 -45 25 14.8          19.5 T EQ073D20
    CK09P010  C2009 08 26.67147 00 08 01.71 -45 25 15.6          19.6 T EQ073D20
    CK09P010  C2009 08 26.70875 00 08 00.22 -45 25 23.6          19.7 T EQ073D20
    CK09P010  C2009 08 26.71097 00 08 00.12 -45 25 24.0          19.6 T EQ073D20
    CK09P010  C2009 08 26.71321 00 08 00.04 -45 25 24.3          19.7 T EQ073D20
    CK09P010  C2009 08 27.53054 00 07 26.69 -45 28 21.7          17.6 T EQ073423
    CK09P010  C2009 08 27.57003 00 07 25.10 -45 28 30.1          17.2 T EQ073423

Observer details:
423 North Ryde.  Observer S. G. McAndrew.  0.20-m f/4 hyperbolic astrograph
    + CCD.
D20 Zadko Observatory, Wallingup Plain.  Observer M. Todd.  1.0-m f/4.0
    Cassegrain + CCD.
D25 Tzec Maun Observatory, Pingelly.  Observer D. Chestnov.  0.15-m f/7.3
    refractor + CCD.
D90 RAS Observatory, Moorook.  Observer H. Sato.  0.25-m f/6 Ritchey-Chretien
    + CCD.

Orbital elements:
    C/2009 P1 (Garradd)
T 2011 Dec. 23.558 TT                                   MPC
q   1.54949              (2000.0)            P               Q
                   Peri.   90.813       -0.167219       -0.827136
                   Node   326.040       -0.586523       +0.520894
e   1.0            Incl.  106.160       +0.792482       +0.210986
From 33 observations 2009 Aug. 13-27.

Ephemeris:
    C/2009 P1 (Garradd)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2009 08 27    00 07.81   -45 26.4    7.801    8.580   138.1     4.5  17.8
2009 09 06    00 00.62   -45 58.6    7.725    8.505   138.3     4.5  17.7
2009 09 16    23 52.86   -46 21.5    7.675    8.429   136.2     4.7  17.7
2009 09 26    23 44.84   -46 33.5    7.650    8.353   131.9     5.1  17.6
2009 10 06    23 36.91   -46 33.8    7.648    8.277   126.1     5.6  17.6
2009 10 16    23 29.41   -46 22.3    7.668    8.201   119.2     6.1  17.6
2009 10 26    23 22.64   -45 59.5    7.705    8.124   111.6     6.5  17.5

Brian G. Marsden             (C) Copyright 2009 MPC           M.P.E.C. 2009-Q73

    Read MPEC 2009-Q72 Read MPEC 2009-Q74

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