• Preparing MPCs (Info)

  • MPEC 2007-C54 : COMET P/2007 C2 (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-C53 Read MPEC 2007-C55


    M.P.E.C. 2007-C54                                Issued 2007 Feb. 12, 22:20 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://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714
    
                              COMET P/2007 C2 (CATALINA)
    
    Observations:
        PK07C020  C2006 10 19.34272 03 18 40.50 +26 50 20.4          18.9 N EC054703
        PK07C020  C2006 10 19.34433 03 18 40.42 +26 50 20.4          19.5 N EC054703
        PK07C020  C2006 10 19.35394 03 18 40.10 +26 50 19.8          19.8 N EC054703
        PK07C020  C2006 10 19.35553 03 18 40.10 +26 50 19.2          19.7 N EC054703
        PK07C020  C2006 10 19.36513 03 18 39.81 +26 50 19.1          19.1 N EC054703
        PK07C020  C2006 10 19.36673 03 18 39.74 +26 50 18.8          19.5 N EC054703
        PK07C020  C2006 10 19.37624 03 18 39.56 +26 50 18.0          19.1 N EC054703
        PK07C020  C2006 10 19.37785 03 18 39.34 +26 50 19.1          19.4 N EC054703
        PK07C020  C2006 11 14.27572 03 05 07.76 +25 46 54.8          19.2 N EC054703
        PK07C020  C2006 11 14.28627 03 05 07.33 +25 46 53.8          18.5 N EC054703
        PK07C020  C2006 11 14.29681 03 05 07.11 +25 46 51.6          18.7 N EC054703
        PK07C020  C2006 11 14.30734 03 05 06.57 +25 46 50.5          18.7 N EC054703
        PK07C020  C2006 11 15.16354 03 04 37.46 +25 43 56.2          19.2 N EC054691
        PK07C020  C2006 11 15.18089 03 04 36.87 +25 43 52.3          19.4 N EC054691
        PK07C020  C2006 11 15.19825 03 04 36.25 +25 43 48.7          19.4 N EC054691
        PK07C020  C2006 12 01.11721 02 56 05.35 +24 44 32.1          19.1 N EC054G96
        PK07C020  C2006 12 01.12167 02 56 05.20 +24 44 31.0          19.3 N EC054G96
        PK07C020  C2006 12 01.12619 02 56 05.10 +24 44 29.7          19.2 N EC054G96
        PK07C020  C2006 12 01.13068 02 56 04.92 +24 44 28.8          19.5 N EC054G96
        PK07C020  C2007 01 24.08298 02 52 06.84 +22 12 51.0          20.0 N EC054704
        PK07C020  C2007 01 24.09573 02 52 07.12 +22 12 54.6          20.4 N EC054704
        PK07C020  C2007 01 24.12100 02 52 07.71 +22 12 51.0          20.1 N EC054704
        PK07C020  C2007 01 24.13339 02 52 08.08 +22 12 52.5          19.6 N EC054704
        PK07C020  C2007 02 09.13925 03 00 14.90 +22 06 59.9          18.7 N EC054703
        PK07C020  C2007 02 09.14567 03 00 15.12 +22 07 00.2          18.7 N EC054703
        PK07C020  C2007 02 09.15209 03 00 15.30 +22 07 00.5          18.8 N EC054703
        PK07C020  C2007 02 09.15854 03 00 15.55 +22 07 00.5          19.0 N EC054703
        PK07C020  C2007 02 09.74190 03 00 37.74 +22 07 06.9          19.2 N EC054143
        PK07C020  C2007 02 09.76050 03 00 38.41 +22 07 07.2          19.1 N EC054143
        PK07C020  C2007 02 09.77938 03 00 39.12 +22 07 07.9          19.2 N EC054143
        PK07C020  C2007 02 09.79831 03 00 39.82 +22 07 07.8          19.5 N EC054143
        PK07C020  C2007 02 10.02018 03 00 48.32 +22 07 11.7          20.2 N EC054H55
        PK07C020  C2007 02 10.03001 03 00 48.65 +22 07 11.7          20.0 N EC054H55
        PK07C020  C2007 02 10.05595 03 00 49.69 +22 07 11.5          20.4 N EC054H55
        PK07C020  C2007 02 10.55056 03 01 08.67 +22 07 20.2          18.9 N EC054D35
        PK07C020  C2007 02 10.55185 03 01 08.69 +22 07 19.9          19.9 N EC054D35
        PK07C020  C2007 02 10.55316 03 01 08.77 +22 07 19.7          19.2 N EC054D35
        PK07C020  C2007 02 11.01628 03 01 26.85 +22 07 28.4          20.5 N EC054H55
        PK07C020  C2007 02 11.02361 03 01 27.14 +22 07 28.4          20.6 N EC054H55
        PK07C020  C2007 02 11.03097 03 01 27.45 +22 07 28.6          20.8 N EC054H55
        PK07C020  C2007 02 11.03349 03 01 27.52 +22 07 28.9          20.3 N EC054H55
        PK07C020  C2007 02 11.09442 03 01 29.90 +22 07 29.3          18.8 T EC054H36
        PK07C020  C2007 02 11.10160 03 01 30.17 +22 07 29.3          18.8 T EC054H36
        PK07C020  C2007 02 11.10878 03 01 30.44 +22 07 29.2          19.1 T EC054H36
        PK07C020  C2007 02 11.74722 03 01 55.64 +22 07 42.4          19.4 N EC054143
        PK07C020  C2007 02 11.76352 03 01 56.34 +22 07 44.0          19.2 T EC054473
        PK07C020  C2007 02 11.76627 03 01 56.44 +22 07 43.0          19.0 N EC054143
        PK07C020  C2007 02 11.77220 03 01 56.70 +22 07 43.2          19.1 T EC054473
        PK07C020  C2007 02 11.78157 03 01 57.04 +22 07 43.0          19.5 N EC054595
        PK07C020  C2007 02 11.78492 03 01 57.16 +22 07 43.3          19.1 N EC054143
        PK07C020  C2007 02 11.78834 03 01 57.31 +22 07 43.5          19.4 N EC054595
        PK07C020  C2007 02 11.79510 03 01 57.57 +22 07 43.9          19.2 N EC054595
        PK07C020  C2007 02 12.09474 03 02 09.45 +22 07 50.1          19.1 T EC054850
        PK07C020  C2007 02 12.10997 03 02 10.08 +22 07 50.9          18.9 T EC054850
        PK07C020  C2007 02 12.12525 03 02 10.70 +22 07 51.0          19.3 T EC054850
        PK07C020  C2007 02 12.14056 03 02 11.29 +22 07 51.4          19.2 T EC054850
        PK07C020  C2007 02 12.15576 03 02 11.88 +22 07 51.8          19.6 T EC054850
    
    Observer details:
    143 Gnosca.  Observer S. Sposetti.  0.40-m f/4 reflector + CCD.
    473 Remanzacco.  Observers G. Sostero, E. Guido.  0.45-m f/4.4 Newtonian
        reflector + CCD.
    595 Farra d'Isonzo.  Observers L. Bittesini, G. Lombardi, E. Pettarin,
        F. Piani.  0.40-m f/4.5 reflector + CCD.
    691 Steward Observatory, Kitt Peak.  Observer J. V. Scotti.  0.9-m Spacewatch
        telescope + CCD.
    703 Catalina Sky Survey.  Observers A. R. Gibbs, R. E. Hill,
        E. J. Christensen.  Measurers E. C. Beshore, E. J. Christensen, A. R.
        Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson.
        0.68-m Schmidt + CCD.
    704 Lincoln Laboratory ETS, New Mexico.  Observers M. Bezpalko, D. Torres,
        R. Kracke, G. Spitz, J. Kistler.  Measurers J. Stuart, S. Scruggs.  1.0-m
        f/2.15 reflector + CCD.
    850 Cordell-Lorenz Observatory, Sewanee.  Observers D. T. Durig,
        W. R. O'Farrell.  0.30-m f/4 Schmidt-Cassegrain + CCD.
    D35 Lulin Observatory.  Observers H.-C. Lin, C.-S. Lin, Q.-z. Ye.  Measurer
        Q.-z. Ye.  0.41-m f/8.8 Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer E. C. Beshore.  Measurers E. C. Beshore,
        E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
        S. M. Larson.  1.5-m f/2 reflector + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.30-m
        Schmidt-Cassegrain + CCD.
    H55 Astronomical Research Observatory, Charleston.  Observer R. Holmes.
        0.81-m f/4.0 astrograph + CCD.
    
    Orbital elements:
        P/2007 C2 (Catalina)
    Epoch 2007 Sept. 17.0 TT = JDT 2454360.5
    T 2007 Sept. 4.52777 TT                                 MPC
    q   3.7801165            (2000.0)            P               Q
    n   0.05291478     Peri.  179.43983     -0.09693867     -0.98392728
    a   7.0266998      Node   276.11668     +0.91257349     -0.02772717
    e   0.4620353      Incl.    8.67476     +0.39725623     -0.17640383
    P  18.63
    Residuals in seconds of arc
    061019 703  1.1+  0.3-    070124 704 (1.0-  3.2-)   070211 H55  0.2-  0.1+
    061019 703  0.6+  0.2-    070124 704  1.0-  1.1+    070211 H55  0.2+  0.1+
    061019 703  0.4-  0.0     070124 704  0.5-  1.0-    070211 H55  0.2-  0.4+
    061019 703  0.2+  0.4-    070124 704  0.8+  1.2+    070211 H36  0.1+  0.3-
    061019 703  0.3-  0.3+    070209 703  0.5+  0.1-    070211 H36  0.0   0.4-
    061019 703  0.7-  0.1+    070209 703  0.3+  0.2+    070211 H36  0.1-  0.7-
    061019 703  0.2+  0.1+    070209 703  0.5-  0.4+    070211 143  0.8-  0.3-
    061019 703 (2.2-  1.3+)   070209 703  0.3-  0.4+    070211 473  0.2+  1.0+
    061114 703  0.3-  1.8-    070209 143  0.5+  0.3-    070211 143  0.0   0.0
    061114 703  1.1-  0.7-    070209 143  0.2+  0.2-    070211 473  0.5+  0.0
    061114 703  1.0+  0.8-    070209 143  0.2+  0.2+    070211 595  0.1+  0.3-
    061114 703  1.3-  0.3+    070209 143  0.1+  0.1-    070211 143  0.1-  0.1-
    061115 691  0.1-  0.7+    070210 H55  0.1+  0.3+    070211 595  0.2+  0.0
    061115 691  0.2+  0.2+    070210 H55  0.5-  0.1+    070211 595  0.1+  0.3+
    061115 691  0.0   0.1+    070210 H55  0.4+  0.4-    070212 850  0.5-  0.5-
    061201 G96  0.4+  0.1-    070210 D35  0.3+  0.0     070212 850  0.1-  0.0
    061201 G96  0.1+  0.2-    070210 D35  0.1-  0.3-    070212 850  0.1+  0.2-
    061201 G96  0.6+  0.4-    070210 D35  0.3+  0.5-    070212 850  0.1-  0.1-
    061201 G96  0.1-  0.3-    070211 H55  0.3-  0.2+    070212 850  0.3-  0.0
    
    Ephemeris:
        P/2007 C2 (Catalina)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2007 02 09    03 00.16   +22 07.0    3.867    3.977    89.2    14.4  18.9
    2007 02 19    03 07.09   +22 11.9    3.998    3.960    80.7    14.3  19.0
    2007 03 01    03 15.28   +22 22.2    4.125    3.942    72.5    13.9  19.0
    2007 03 11    03 24.60   +22 36.7    4.247    3.926    64.7    13.2  19.1
    2007 03 21    03 34.90   +22 54.1    4.362    3.911    57.1    12.3  19.1
    2007 03 31    03 46.07   +23 13.2    4.466    3.896    49.8    11.3  19.2
    2007 04 10    03 57.98   +23 32.9    4.559    3.882    42.7    10.1  19.2
    2007 04 20    04 10.52   +23 52.0    4.639    3.869    35.8     8.7  19.2
    
    Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-C54
    

    Read MPEC 2007-C53 Read MPEC 2007-C55


    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)