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  • MPEC 2013-H06 : COMET C/2013 G5 (CATALINA)

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    M.P.E.C. 2013-H06                                Issued 2013 Apr. 16, 17:36 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 https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                              COMET C/2013 G5 (CATALINA)
    
    Observations:
        CK13G050  C2013 04 13.46027 14 44 40.05 +43 45 38.3          19.3 TuEH006703
        CK13G050  C2013 04 13.46773 14 44 39.58 +43 45 48.7          19.5 TuEH006703
        CK13G050  C2013 04 13.47521 14 44 39.30 +43 45 55.2          18.6 TuEH006703
        CK13G050  C2013 04 13.48274 14 44 39.12 +43 46 06.9          19.0 TuEH006703
        CK13G050  C2013 04 13.87064 14 44 22.22 +43 54 07.9          20.1 TqEH006493
        CK13G050  C2013 04 13.87162 14 44 22.18 +43 54 09.3          19.8 TqEH006493
        CK13G050  C2013 04 13.87257 14 44 22.15 +43 54 10.4          19.7 TqEH006493
        CK13G050 KC2013 04 13.88040 14 44 21.66 +43 54 19.0          19.8 TuEH006I93
        CK13G050 KC2013 04 13.89060 14 44 21.24 +43 54 32.6          19.8 TuEH006I93
        CK13G050 KC2013 04 13.89185 14 44 21.11 +43 54 34.7          19.7 TcEH006A24
        CK13G050 KC2013 04 13.89902 14 44 20.80 +43 54 43.7          19.7 TcEH006A24
        CK13G050 KC2013 04 13.90326 14 44 20.60 +43 54 48.4          19.8 TuEH006I93
        CK13G050 KC2013 04 13.90514 14 44 20.63 +43 54 51.3          19.9 TqEH006493
        CK13G050 KC2013 04 13.90805 14 44 20.47 +43 54 55.0          20.0 TqEH006493
        CK13G050 KC2013 04 13.91000 14 44 20.39 +43 54 57.4          20.1 TqEH006493
        CK13G050 KC2013 04 13.93082 14 44 19.36 +43 55 22.6          19.3 TqEH006C43
        CK13G050 KC2013 04 13.93994 14 44 18.87 +43 55 34.0          19.6 TqEH006C43
        CK13G050 KC2013 04 13.95000 14 44 18.37 +43 55 47.0          19.7 TtEH006204
        CK13G050 KC2013 04 13.95976 14 44 17.90 +43 55 59.2                tEH006204
        CK13G050 KC2013 04 13.96951 14 44 17.46 +43 56 11.2                tEH006204
        CK13G050 KC2013 04 13.98331 14 44 16.78 +43 56 29.2          19.5 TqEH006157
        CK13G050 KC2013 04 13.99124 14 44 16.41 +43 56 38.7          19.0 TqEH006157
        CK13G050 KC2013 04 14.02392 14 44 14.86 +43 57 19.1          20.2 TqEH006C47
        CK13G050 KC2013 04 14.03824 14 44 14.08 +43 57 36.6          19.1 TqEH006C47
        CK13G050  C2013 04 14.03889 14 44 14.07 +43 57 36.8          19.1 TiEH006C91
        CK13G050  C2013 04 14.04236 14 44 13.88 +43 57 41.4          19.1 TiEH006C91
        CK13G050  C2013 04 14.04583 14 44 13.64 +43 57 45.5          19.1 TiEH006C91
        CK13G050 KC2013 04 14.05256 14 44 13.49 +43 57 53.8          20.0 TqEH006C47
        CK13G050  C2013 04 14.05278 14 44 13.35 +43 57 54.9          19.1 TiEH006C91
        CK13G050  C2013 04 14.05833 14 44 13.27 +43 58 02.9          19.1 TiEH006C91
        CK13G050  C2013 04 14.09489 14 44 11.62 +43 58 49.0          19.1 TvEH006J04
        CK13G050  C2013 04 14.09587 14 44 11.58 +43 58 50.2          19.3 TvEH006J04
        CK13G050  C2013 04 14.09686 14 44 11.52 +43 58 51.7          19.2 TvEH006J04
        CK13G050 !C2013 04 14.23934314 44 05.26 +44 01 45.9          18.0 TuEH006673
        CK13G050 !C2013 04 14.31259314 44 01.73 +44 03 17.3          18.7 TuEH006673
        CK13G050  C2013 04 14.34300 14 44 00.13 +44 03 54.9          19.1 TuEH006G96
        CK13G050  C2013 04 14.34747 14 43 59.88 +44 04 00.4          19.0 TuEH006G96
        CK13G050  C2013 04 14.35207 14 43 59.66 +44 04 05.9          19.1 TuEH006G96
        CK13G050  C2013 04 14.35685 14 43 59.41 +44 04 12.4          18.9 TuEH006G96
        CK13G050 !C2013 04 14.39209514 43 57.79 +44 04 56.3          18.1 TuEH006673
        CK13G050 KC2013 04 14.85541 14 43 36.15 +44 14 22.8          19.0 TqEH006C43
        CK13G050 KC2013 04 14.86188 14 43 35.90 +44 14 29.5          19.2 TqEH006C43
        CK13G050 KC2013 04 14.86609 14 43 35.65 +44 14 35.8          19.7 TqEH006C43
        CK13G050 KC2013 04 14.99668 14 43 29.19 +44 17 18.3          19.3 TuEH006113
        CK13G050 KC2013 04 15.00489 14 43 28.89 +44 17 28.7          18.9 TuEH006113
        CK13G050 KC2013 04 15.01309 14 43 28.39 +44 17 38.1          19.1 TuEH006113
        CK13G050 |C2013 04 15.34857 14 43 12.39 +44 24 31.8                cEH006H06
        CK13G050 |C2013 04 15.35216 14 43 12.15 +44 24 36.1                cEH006H06
        CK13G050 |C2013 04 15.35575 14 43 11.92 +44 24 40.2          18.6 TcEH006H06
        CK13G050  C2013 04 15.43270 14 43 07.96 +44 26 13.9          19.0 TuEH006G96
        CK13G050  C2013 04 15.43554 14 43 07.86 +44 26 17.0          19.1 TuEH006G96
        CK13G050  C2013 04 15.43846 14 43 07.75 +44 26 20.6          19.1 TuEH006G96
        CK13G050  C2013 04 15.44131 14 43 07.53 +44 26 23.5          18.9 TuEH006G96
        CK13G050  C2013 04 15.44417 14 43 07.39 +44 26 27.7          19.1 TuEH006G96
        CK13G050  C2013 04 15.78173 14 42 50.82 +44 33 17.7          19.8 ToEH006300
        CK13G050  C2013 04 15.78635 14 42 50.59 +44 33 22.9          20.0 ToEH006300
        CK13G050  C2013 04 15.79096 14 42 50.46 +44 33 29.6          20.0 ToEH006300
        CK13G050  C2013 04 15.79558 14 42 50.12 +44 33 35.2          20.2 ToEH006300
        CK13G050 KC2013 04 15.82896 14 42 49.02 +44 34 14.3          19.4 TqEH006104
        CK13G050 KC2013 04 15.83683 14 42 48.49 +44 34 23.3          18.3 TqEH006104
        CK13G050  C2013 04 16.35139 14 42 22.58 +44 44 50.7                oEH006711
        CK13G050  C2013 04 16.35500 14 42 22.31 +44 44 55.0                oEH006711
        CK13G050  C2013 04 16.35876 14 42 22.14 +44 44 59.7                oEH006711
    
    Observer details:
    104 San Marcello Pistoiese.  Observers P. Bacci, L. Tesi, G. Fagioli.
        Measurers P. Bacci, E. Rossi.  0.60-m f/4 reflector + CCD.
    113 Volkssternwarte Drebach, Schoenbrunn.  Observer A. Knoefel.  0.5-m f/4.6
        reflector + CCD.
    157 Frasso Sabino.  Observers R. Haver, R. Gorelli.  Measurer R. Haver.
        0.37-m f/6.85 Cassegrain + CCD.
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.38-m f/6.8 reflector
        + CCD.
    300 Bisei Spaceguard Center--BATTeRS.  Observers S. Urakawa, K. Nishiyama.
        1.0-m f/3.0 reflector + CCD.
    493 Calar Alto.  Observer F. Hormuth.  1.23-m reflector + CCD.
    673 Table Mountain Observatory, Wrightwood.  Observer J. Pittichova.
    703 Catalina Sky Survey.  Observer R. A. Kowalski.  Measurers A. Boattini,
        E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
        R. A. Kowalski, S. M. Larson, R. H. McNaught, F. C. Shelly.  0.68-m
        Schmidt + CCD.
    711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
        reducer.
    A24 New Millennium Observatory, Mozzate.  Observer E. Cozzi.  0.36-m f/11
        Schmidt-Cassegrain + CCD.
    C43 Hoyerswerda.  Observer P. Lindner.  0.30-m f/6.3 Schmidt-Cassegrain + CCD.
    C47 Nonndorf.  Observer G. Dangl.  0.25-m f/4.8 reflector + CCD.
    C91 Montevenere Observatory, Monzuno.  Observers M. Brusa, L. Sempio.  0.30-m
        f/4.9 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observers J. A. Johnson, R. E. Hill.  Measurers
        A. Boattini, E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        J. A. Johnson, R. A. Kowalski, S. M. Larson, R. H. McNaught, F. C. Shelly.
        1.5-m reflector + CCD.
    H06 iTelescope Observatory, Mayhill.  Observer H. Sato.  0.43-m f/6.8
        astrograph + CCD + f/4.5 focal reducer.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    J04 ESA Optical Ground Station, Tenerife.  Observer P. Ruiz.  Measurers
        A. Knoefel, D. Koschny, M. Busch, E. Schwab.  1.0-m f/4.4 reflector + CCD.
    
    Orbital elements:
        C/2013 G5 (Catalina)
    T 2013 Sept. 1.13496 TT                                 MPC
    q   0.9276348            (2000.0)            P               Q
                       Peri.  165.83790     +0.67525817     +0.63126501
                       Node   144.01633     -0.72402552     +0.66600817
    e   1.0            Incl.   40.48703     -0.14076028     -0.39741364
    From 61 observations 2013 Apr. 13-16.
    
    Ephemeris:
        C/2013 G5 (Catalina)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2013 03 17    14 52 48.6 +33 48 10   2.0187  2.7235   125.8    17.2  19.9
    ...
    2013 04 01    14 51 19.0 +39 15 37   1.8125  2.5425   127.0    18.3  19.3
    ...
    2013 04 09    14 47 39.5 +42 11 05   1.7220  2.4448   125.6    19.5  19.1
    ...
    2013 04 15    14 43 29.1 +44 17 22   1.6626  2.3710   123.7    20.6  18.9
    2013 04 16    14 42 40.3 +44 37 42   1.6534  2.3587   123.3    20.8  18.8
    2013 04 17    14 41 49.4 +44 57 48   1.6443  2.3464   122.9    21.0  18.8
    ...
    2013 04 23    14 36 03.2 +46 52 22   1.5936  2.2721   120.2    22.5  18.6
    ...
    2013 05 01    14 26 42.3 +49 05 25   1.5343  2.1724   115.9    24.7  18.3
    ...
    2013 05 16    14 05 54.4 +51 54 45   1.4419  1.9841   106.6    29.2  17.8
    
    Gareth V. Williams           (C) Copyright 2013 MPC           M.P.E.C. 2013-H06
    

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