• MPC Preparation (Info)

    • MPEC 2007-S24 : COMET P/2007 R2 (GIBBS)

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    Read MPEC 2007-S23 Read MPEC 2007-S25 

    M.P.E.C. 2007-S24                                Issued 2007 Sept. 19, 15:25 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 R2 (GIBBS)

Observations:
    PK07R020  C2007 09 11.94517 03 09 09.91 +17 54 20.4          18.0 T ES024473
    PK07R020  C2007 09 11.96220 03 09 11.55 +17 54 30.0          18.0 T ES024473
    PK07R020  C2007 09 11.98583 03 09 13.68 +17 54 43.2          18.3 T ES024473
    PK07R020  C2007 09 12.33272 03 09 46.74 +17 57 45.8          18.7 T ES024H55
    PK07R020  C2007 09 12.34060 03 09 47.46 +17 57 50.0          18.7 T ES024H55
    PK07R020  C2007 09 12.34910 03 09 48.27 +17 57 53.7          18.6 T ES024H55
    PK07R020  C2007 09 12.94073 03 10 44.32 +18 02 56.2          18.9 T ES024215
    PK07R020  C2007 09 13.12599 03 11 01.09 +18 04 33.1          18.3 N ES024204
    PK07R020  C2007 09 13.16350 03 11 04.52 +18 04 51.7                 ES024204
    PK07R020  C2007 09 13.34444 03 11 21.86 +18 06 27.0          19.8 T ES024704
    PK07R020  C2007 09 13.35616 03 11 22.92 +18 06 29.9          20.3 T ES024704
    PK07R020  C2007 09 13.36785 03 11 23.89 +18 06 37.9          20.5 T ES024704
    PK07R020  C2007 09 13.37953 03 11 24.90 +18 06 43.8          20.3 T ES024704
    PK07R020  C2007 09 13.39121 03 11 25.93 +18 06 51.2          20.5 T ES024704
    PK07R020  C2007 09 15.47287 03 14 32.63 +18 23 59.8          18.3 T ES024G96
    PK07R020  C2007 09 15.47500 03 14 32.79 +18 24 00.7                 ES024G96
    PK07R020  C2007 09 15.47711 03 14 32.96 +18 24 01.9                 ES024G96
    PK07R020  C2007 09 15.47921 03 14 33.14 +18 24 02.5                 ES024G96
    PK07R020  C2007 09 15.50576 03 14 35.36 +18 24 15.5          18.7 T ES024G96
    PK07R020  C2007 09 15.50752 03 14 35.50 +18 24 16.1                 ES024G96
    PK07R020  C2007 09 15.50926 03 14 35.63 +18 24 17.2                 ES024G96
    PK07R020  C2007 09 15.51102 03 14 35.81 +18 24 17.8                 ES024G96
    PK07R020  C2007 09 16.73918 03 16 20.80 +18 33 58.0                 ES024349
    PK07R020  C2007 09 16.74209 03 16 21.06 +18 33 59.9          18.5 T ES024349
    PK07R020  C2007 09 18.07029 03 18 10.34 +18 44 09.4          19.2 N ES024J47
    PK07R020  C2007 09 18.08397 03 18 11.42 +18 44 15.9          18.8 N ES024J47
    PK07R020  C2007 09 18.09953 03 18 12.61 +18 44 23.1          18.5 N ES024J47

Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
    + CCD.
215 Buchloe.  Observer W. Hasubick.  0.44-m f/4.6 reflector + CCD.
349 Ageo.  Observer K. Kadota.  0.25-m f/5.0 reflector + CCD.
473 Remanzacco.  Observers L. Donato, M. Gonano, E. Guido, G. Sostero.  0.25-m
    f/6 reflector + 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.
G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  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.
H55 Astronomical Research Observatory, Charleston.  Observer R. Holmes.
    0.61-m f/4.0 astrograph + CCD.
J47 Observatorio Nazaret.  Observer G. Muler.  0.20-m Schmidt-Cassegrain + CCD.

Orbital elements:
    P/2007 R2 (Gibbs)
T 2007 Aug. 26.496 TT                                   MPC
q   1.46609              (2000.0)            P               Q
n   0.152097       Peri.  352.914       +0.999527       -0.030515
a   3.47581        Node     8.837       +0.029304       +0.906891
e   0.57820        Incl.    1.434       +0.009339       +0.420259
P   6.48
From 71 observations 2007 Sept. 10-18.

Ephemeris:
    P/2007 R2 (Gibbs)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2007 09 17    03 16.71   +18 36.1    0.683    1.484   121.9    35.1  17.9
2007 09 27    03 28.21   +19 43.3    0.658    1.505   128.8    31.3  17.9
2007 10 07    03 34.68   +20 31.1    0.641    1.532   136.9    26.5  17.9
2007 10 17    03 35.97   +20 59.6    0.636    1.566   146.4    20.6  18.0
2007 10 27    03 32.81   +21 10.0    0.643    1.606   157.0    14.0  18.1
2007 11 06    03 26.70   +21 05.0    0.667    1.651   168.3     7.0  18.3
2007 11 16    03 19.67   +20 49.7    0.711    1.700   177.6     1.4  18.6
2007 11 26    03 13.78   +20 31.5    0.775    1.752   168.1     6.7  18.9

     Further observations of this comet are desirable.

Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-S24

    Read MPEC 2007-S23 Read MPEC 2007-S25

    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)