MPEC 2007-U45 : COMET P/2007 T6 (CATALINA)

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M.P.E.C. 2007-U45                                Issued 2007 Oct. 21, 23:26 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 P/2007 T6 (CATALINA)

Observations:
    PK07T060  C2007 10 15.42152 08 25 10.74 +17 45 57.8          18.3 N EU045H06
    PK07T060  C2007 10 15.44202 08 25 12.66 +17 46 00.0          18.5 N EU045H06
    PK07T060  C2007 10 16.13894 08 26 19.02 +17 47 28.3          17.4 N EU045204
    PK07T060  C2007 10 17.04433 08 27 44.67 +17 49 25.7          17.3 T EU045585
    PK07T060  C2007 10 17.04858 08 27 45.11 +17 49 26.9          17.3 T EU045585
    PK07T060  C2007 10 17.05730 08 27 46.01 +17 49 27.0          17.2 T EU045585
    PK07T060  C2007 10 17.06020 08 27 46.03 +17 49 28.1          17.3 T EU045585
    PK07T060  C2007 10 20.71985 08 33 25.99 +17 58 01.3                 EU045349
    PK07T060  C2007 10 20.79825 08 33 33.10 +17 58 13.6          17.3 T EU045349
    PK07T060  C2007 10 21.13512 08 34 03.96 +17 59 03.3          17.5 N EU045J47
    PK07T060  C2007 10 21.14505 08 34 04.85 +17 59 04.6          17.5 N EU045J47
    PK07T060  C2007 10 21.15575 08 34 05.84 +17 59 06.8          17.4 N EU045J47

Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
    + CCD.
349 Ageo.  Observer K. Kadota.  0.25-m f/5.0 reflector + CCD.
585 Kiev comet station.  Observer A. Baransky.  0.7-m f/4 reflector + CCD.
H06 RAS Observatory, Mayhill.  Observers E. Guido, G. Sostero.  0.25-m f/3.4
    reflector + CCD.
J47 Observatorio Nazaret.  Observer G. Muler.  0.20-m Schmidt-Cassegrain + CCD.

Orbital elements:
    P/2007 T6 (Catalina)
T 2007 Aug. 17.017 TT                                   MPC
q   2.21673              (2000.0)            P               Q
n   0.111626       Peri.  334.877       +0.188270       -0.910580
a   4.27196        Node   102.483       +0.952683       +0.078288
e   0.48110        Incl.   22.140       +0.238639       +0.405850
P   8.83
From 30 observations 2007 Oct. 13-21.

Ephemeris:
    P/2007 T6 (Catalina)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2007 10 17    08 27.67   +17 49.4    2.252    2.270    78.2    25.5  17.8
2007 10 27    08 42.71   +18 15.3    2.152    2.288    84.8    25.6  17.8
2007 11 06    08 56.20   +18 51.4    2.052    2.308    91.9    25.4  17.7
2007 11 16    09 07.87   +19 41.2    1.954    2.331    99.6    24.7  17.6
2007 11 26    09 17.42   +20 48.0    1.860    2.357   107.8    23.5  17.6

     Further observations of this comet are desirable.
     Further observations of Comet C/2007 T5 are very desirable.
     Further observations of Comet C/2007 T4 are very desirable.

Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-U45

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