• Processing (Info)

    • MPEC 2007-N17 : COMET C/2007 M2 (CATALINA)

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.

    Read MPEC 2007-N16 Read MPEC 2007-N18 

    M.P.E.C. 2007-N17                                Issued 2007 July 6, 14:21 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 M2 (CATALINA)

Observations:
    CK07M020  C2007 07 03.17373 11 46 52.70 +38 01 00.7          19.6 T EN017G96
    CK07M020  C2007 07 03.17770 11 46 52.68 +38 00 58.2          19.9 T EN017G96
    CK07M020  C2007 07 03.18171 11 46 52.68 +38 00 55.8          19.6 T EN017G96
    CK07M020  C2007 07 03.18567 11 46 52.74 +38 00 53.3          19.4 T EN017G96
    CK07M020  C2007 07 05.13042 11 47 01.44 +37 40 27.7          19.9 N EN017850
    CK07M020  C2007 07 05.13935 11 47 01.49 +37 40 19.0          19.7 N EN017850
    CK07M020  C2007 07 05.15305 11 47 01.52 +37 40 10.8          20.4 N EN017850
    CK07M020  C2007 07 05.16186 11 47 01.61 +37 40 08.0          19.6 N EN017850

Observer details:
850 Cordell-Lorenz Observatory, Sewanee.  Observer D. T. Durig.  0.30-m f/3
    Schmidt-Cassegrain + CCD, 0.30-m f/6 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observers S. M. Larson, 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 M2 (Catalina)
T 2008 Dec. 8.228 TT                                    MPC
q   3.51239              (2000.0)            P               Q
                   Peri.  221.142       -0.757124       +0.651633
                   Node   357.316       +0.195556       +0.158542
e   1.0            Incl.   80.914       -0.623315       -0.741781
From 46 observations 2007 June 20-July 5.

Ephemeris:
    C/2007 M2 (Catalina)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2007 06 29    11 46.72   +38 44.9    6.089    5.779    67.6     9.4  19.5
2007 07 09    11 47.44   +36 59.7    6.148    5.716    60.5     8.9  19.5
2007 07 19    11 49.23   +35 14.6    6.197    5.653    53.5     8.3  19.5
2007 07 29    11 51.92   +33 30.6    6.235    5.590    46.8     7.6  19.4
2007 08 08    11 55.38   +31 48.3    6.259    5.527    40.5     6.8  19.4
2007 08 18    11 59.46   +30 08.3    6.266    5.465    34.7     6.1  19.4
2007 08 28    12 04.04   +28 31.0    6.256    5.403    29.8     5.3  19.3

     Further observations of this comet are desirable.

Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-N17

    Read MPEC 2007-N16 Read MPEC 2007-N18

    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)