MPEC 2008-G58 : COMET C/2008 G1 (GIBBS)

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M.P.E.C. 2008-G58                                Issued 2008 Apr.  9, 17:58 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/2008 G1 (GIBBS)

Observations:
    CK08G010  C2008 04 07.35552 15 29 45.12 +04 54 32.1          19.4 T EG058G96
    CK08G010  C2008 04 07.36270 15 29 44.94 +04 54 38.4                 EG058G96
    CK08G010  C2008 04 07.36976 15 29 44.74 +04 54 44.6                 EG058G96
    CK08G010  C2008 04 07.37688 15 29 44.57 +04 54 50.7                 EG058G96
    CK08G010  C2008 04 07.41220 15 29 43.71 +04 55 21.2          19.2 T EG058G96
    CK08G010  C2008 04 07.41590 15 29 43.60 +04 55 24.5                 EG058G96
    CK08G010  C2008 04 07.41961 15 29 43.50 +04 55 27.4                 EG058G96
    CK08G010  C2008 04 07.42327 15 29 43.41 +04 55 30.7                 EG058G96
    CK08G010  C2008 04 07.45449 15 29 42.57 +04 55 56.1          19.2 T EG058703
    CK08G010  C2008 04 07.46065 15 29 42.46 +04 56 03.6          20.3 T EG058703
    CK08G010  C2008 04 07.46687 15 29 42.25 +04 56 06.9          19.0 T EG058703
    CK08G010  C2008 04 07.47303 15 29 42.03 +04 56 11.9          18.9 T EG058703
    CK08G010  C2008 04 07.92138 15 29 31.48 +05 02 39.6          19.5 N EG058204
    CK08G010  C2008 04 07.95172 15 29 30.74 +05 03 05.7          19.4 T EG058473
    CK08G010  C2008 04 07.95546 15 29 30.59 +05 03 08.1                 EG058204
    CK08G010  C2008 04 07.95972 15 29 30.54 +05 03 12.6          19.5 T EG058473
    CK08G010  C2008 04 07.96782 15 29 30.32 +05 03 19.2          19.4 T EG058473
    CK08G010  C2008 04 08.33467 15 29 21.37 +05 08 35.8          19.5 T EG058H06
    CK08G010  C2008 04 08.35244 15 29 20.93 +05 08 51.4          19.3 T EG058H06
    CK08G010  C2008 04 08.37541 15 29 20.37 +05 09 12.4          19.3 T EG058G96
    CK08G010  C2008 04 08.37682 15 29 20.32 +05 09 13.6                 EG058G96
    CK08G010  C2008 04 08.37821 15 29 20.29 +05 09 15.0                 EG058G96
    CK08G010  C2008 04 08.37962 15 29 20.26 +05 09 16.3                 EG058G96
    CK08G010  C2008 04 08.40818 15 29 19.50 +05 09 39.9          19.1 T EG058711
    CK08G010  C2008 04 08.41508 15 29 19.31 +05 09 46.5          19.0 T EG058711
    CK08G010  C2008 04 08.42198 15 29 19.14 +05 09 52.4          19.1 T EG058711
    CK08G010  C2008 04 08.65810 15 29 13.42 +05 13 20.4          19.6 N EG058474
    CK08G010  C2008 04 08.66053 15 29 13.26 +05 13 21.7          19.7 N EG058474
    CK08G010  C2008 04 08.66389 15 29 13.22 +05 13 24.5          19.6 N EG058474
    CK08G010  C2008 04 09.32488 15 28 56.67 +05 22 54.1          19.3 T EG058854
    CK08G010  C2008 04 09.33257 15 28 56.45 +05 22 59.4          19.6 T EG058854
    CK08G010  C2008 04 09.34025 15 28 56.25 +05 23 05.9          19.9 T EG058854
    CK08G010  C2008 04 09.39521 15 28 54.81 +05 23 54.4          19.9 T EG058G96
    CK08G010  C2008 04 09.62975 15 28 48.84 +05 27 20.3          19.5 T EG058474
    CK08G010  C2008 04 09.63160 15 28 48.79 +05 27 21.8          19.2 T EG058474
    CK08G010  C2008 04 09.63472 15 28 48.70 +05 27 24.4          19.1 T EG058474
    CK08G010  C2008 04 09.63715 15 28 48.64 +05 27 26.8          19.4 T EG058474

Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
    + CCD.
473 Remanzacco.  Observers L. Donato, M. Gonano.  0.45-m f/4.4 Newtonian
    reflector + CCD.
474 Mount John Observatory, Lake Tekapo.  Observer A. C. Gilmore.  Measurer
    P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
703 Catalina Sky Survey.  Observer A. Boattini.  Measurers E. C. Beshore,
    A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
    S. M. Larson.  0.68-m Schmidt + CCD.
711 McDonald Observatory.  Observer J. G. Ries.  0.76-m reflector + CCD
    + prime-focus corrector.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
    Schmidt-Cassegrain + 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.
H06 RAS Observatory, Mayhill.  Observers E. Guido, G. Sostero.  0.25-m f/3.4
    reflector + CCD.

Orbital elements:
    C/2008 G1 (Gibbs)
T 2009 Feb. 7.311 TT                                    MPC
q   3.72077              (2000.0)            P               Q
                   Peri.   71.159       -0.093046       +0.827926
                   Node   215.550       -0.748268       +0.308300
e   1.0            Incl.   72.036       +0.656839       +0.468496
From 37 observations 2008 Apr. 7-9.

Ephemeris:
    C/2008 G1 (Gibbs)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2008 04 04    15 31.01   +04 06.6    3.794    4.600   139.4     8.1  19.0
2008 04 14    15 26.83   +06 30.6    3.678    4.550   146.8     6.9  18.9
2008 04 24    15 21.48   +08 55.2    3.593    4.502   151.5     6.1  18.8
2008 05 04    15 15.27   +11 14.9    3.541    4.455   151.8     6.1  18.7
2008 05 14    15 08.58   +13 24.2    3.521    4.409   147.7     7.0  18.7
2008 05 24    15 01.89   +15 18.4    3.531    4.363   140.8     8.4  18.6

Brian G. Marsden             (C) Copyright 2008 MPC           M.P.E.C. 2008-G58

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