MPEC 2007-U90 : COMET C/2007 T5 (GIBBS)

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M.P.E.C. 2007-U90                                Issued 2007 Oct. 30, 15:31 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/2007 T5 (GIBBS)

Observations:
    CK07T050  C2007 10 18.05917 08 19 32.44 +19 28 43.1          17.9 T EU090585
    CK07T050  C2007 10 23.42867 08 22 51.75 +19 51 12.9          19.1 N EU090734
    CK07T050  C2007 10 23.43478 08 22 51.94 +19 51 14.9          19.2 N EU090734
    CK07T050  C2007 10 23.43933 08 22 52.10 +19 51 17.0          19.1 N EU090734
    CK07T050  C2007 10 25.43955 08 24 01.83 +20 00 15.5          19.6 T EU090G96
    CK07T050  C2007 10 25.44668 08 24 02.12 +20 00 17.5          19.5 T EU090G96
    CK07T050  C2007 10 25.45383 08 24 02.37 +20 00 19.8          18.6 T EU090G96
    CK07T050  C2007 10 25.46099 08 24 02.55 +20 00 21.8          19.4 T EU090G96
    CK07T050  C2007 10 26.43354 08 24 35.56 +20 04 51.7          19.4 T EU090G96
    CK07T050  C2007 10 26.44191 08 24 35.85 +20 04 54.1          19.2 T EU090G96
    CK07T050  C2007 10 26.45034 08 24 36.10 +20 04 56.7          19.6 T EU090G96
    CK07T050  C2007 10 26.45881 08 24 36.43 +20 04 58.5          18.9 T EU090G96

Observer details:
585 Kiev comet station.  Observer A. Baransky.  0.7-m f/4 reflector + CCD.
734 Farpoint Observatory.  Observer G. Hug.  0.7-m reflector + CCD.
G96 Mt. Lemmon Survey.  Observer A. Boattini.  Measurers E. C. Beshore,
    A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
    S. M. Larson.  1.5-m reflector + CCD.

Orbital elements:
    C/2007 T5 (Gibbs)
T 2008 Apr. 29.673 TT                                   MPC
q   4.18910              (2000.0)            P               Q
                   Peri.   30.040       -0.627832       -0.400728
                   Node   110.053       +0.493792       -0.867742
e   1.0            Incl.   45.262       +0.601661       +0.294010
From 38 observations 2007 Oct. 13-26.

Ephemeris:
    C/2007 T5 (Gibbs)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2007 10 27    08 24.91   +20 07.5    4.366    4.467    89.4    12.9  17.7
2007 11 06    08 29.88   +20 59.2    4.184    4.439    98.4    12.8  17.6
2007 11 16    08 33.61   +22 01.1    4.007    4.413   107.9    12.3  17.5
2007 11 26    08 35.94   +23 14.1    3.841    4.387   117.7    11.5  17.3
2007 12 06    08 36.76   +24 38.5    3.689    4.363   127.9    10.3  17.2
2007 12 16    08 35.97   +26 13.8    3.556    4.341   138.3     8.7  17.1
2007 12 26    08 33.62   +27 57.7    3.448    4.320   148.8     6.8  17.0

     Further observations of this comet are desirable.
     Further observations of Comet P/2007 T2 are desirable.
     Further observations of Comet P/2007 T4 are desirable.

Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-U90

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