• Processing (Info)

    • MPEC 2009-H12 : COMET C/2009 F5 (McNAUGHT)

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    M.P.E.C. 2009-H12                                Issued 2009 Apr. 18, 14:57 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/2009 F5 (McNAUGHT)

Observations:
    CK09F050  C2009 04 05.54149 14 53 41.10 -30 31 14.4          16.6 T EH012423
    CK09F050  C2009 04 05.56944 14 53 38.58 -30 30 30.2          16.7 T EH012423
    CK09F050  C2009 04 09.70052 14 47 29.12 -28 38 39.4                 EH012349
    CK09F050  C2009 04 09.70302 14 47 28.89 -28 38 35.2                 EH012349
    CK09F050  C2009 04 09.70549 14 47 28.64 -28 38 30.8          16.1 T EH012349
    CK09F050  C2009 04 13.04599 14 42 25.38 -27 04 17.7          17.2 N EH012204
    CK09F050  C2009 04 14.45216 14 40 17.55 -26 23 43.0          17.3 N EH012E94
    CK09F050  C2009 04 14.49652 14 40 13.36 -26 22 26.1          17.0 N EH012E94
    CK09F050  C2009 04 14.54328 14 40 08.98 -26 21 04.1          17.4 N EH012E94
    CK09F050  C2009 04 14.89291 14 39 37.38 -26 10 57.7          16.1 N EH012585
    CK09F050  C2009 04 14.90405 14 39 36.22 -26 10 44.9          16.1 N EH012585
    CK09F050  C2009 04 14.90541 14 39 36.13 -26 10 40.8          16.0 N EH012585
    CK09F050  C2009 04 14.90875 14 39 35.75 -26 10 36.9          15.9 N EH012585
    CK09F050  C2009 04 15.40986 14 38 50.33 -25 55 52.4          17.8 N EH012E85
    CK09F050  C2009 04 15.41587 14 38 49.77 -25 55 42.6          17.7 N EH012E85
    CK09F050  C2009 04 15.42340 14 38 49.05 -25 55 29.5          17.9 N EH012E85
    CK09F050  C2009 04 15.52163 14 38 40.06 -25 52 37.5          16.7 T EH012423
    CK09F050  C2009 04 15.55546 14 38 37.03 -25 51 38.2          15.8 T EH012423
    CK09F050  C2009 04 15.69767 14 38 23.93 -25 47 34.2                 EH012349
    CK09F050  C2009 04 15.70073 14 38 23.66 -25 47 28.7                 EH012349
    CK09F050  C2009 04 15.70377 14 38 23.35 -25 47 23.2          16.0 T EH012349
    CK09F050  C2009 04 16.05159 14 37 51.93 -25 37 08.3          16.4 N EH012I32
    CK09F050  C2009 04 16.05912 14 37 51.14 -25 36 55.5          16.1 N EH012I32
    CK09F050  C2009 04 16.06701 14 37 50.50 -25 36 42.3          16.1 N EH012I32
    CK09F050  C2009 04 16.52567 14 37 08.78 -25 23 14.8          16.8 T EH012423
    CK09F050  C2009 04 16.55970 14 37 05.66 -25 22 14.9          16.7 T EH012423
    CK09F050  C2009 04 16.65099 14 36 57.23 -25 19 34.6                 EH012E12
    CK09F050  C2009 04 16.72086 14 36 50.77 -25 17 31.2          15.4 T EH012E12
    CK09F050  C2009 04 18.03225 14 34 52.06 -24 38 55.8          16.2 N EH012213
    CK09F050  C2009 04 18.03544 14 34 51.80 -24 38 50.3          16.2 N EH012213
    CK09F050  C2009 04 18.03805 14 34 51.54 -24 38 45.6          16.2 N EH012213

Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
    + CCD.
213 Observatorio Montcabre.  Observer R. Naves.  Measurer M. Campas.  0.30-m
    f/5 Schmidt-Cassegrain + CCD.
349 Ageo.  Observer K. Kadota.  0.25-m f/5.0 reflector + CCD.
423 North Ryde.  Observer S. G. McAndrew.  0.20-m f/4 hyperbolic astrograph
    + CCD.
585 Kiev comet station.  Observers A. Baransky, V. Ponomarenko.  0.7-m f/4
    reflector + CCD.
E12 Siding Spring Survey.  Observer R. H. McNaught.  0.5-m Uppsala Schmidt
    + CCD.
E85 Farm Cove.  Observer J. McCormick.  0.35-m f/10 Schmidt-Cassegrain + CCD.
E94 Possum Observatory, Gisborne.  Observer J. Drummond.  0.41-m f/5.2
    reflector + CCD.
I32 Observatorio Beta Orionis, Rosario.  Observer F. Tifner.  0.25-m f/10
    Schmidt-Cassegrain + CCD.

Orbital elements:
    C/2009 F5 (McNaught)
T 2008 Nov. 4.794 TT                                    MPC
q   2.24478              (2000.0)            P               Q
z  +0.01251        Peri.  297.344       -0.405615       -0.664352
                   Node   219.065       +0.141751       -0.724231
e   0.97191        Incl.   84.981       -0.902986       +0.184732
From 104 observations 2009 Mar. 20-Apr. 18.

Ephemeris:
    C/2009 F5 (McNaught)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2009 04 09    14 48.54   -28 58.0    1.924    2.826   148.5    10.7  15.9
2009 04 19    14 33.41   -24 10.2    1.917    2.892   163.0     5.8  16.0
2009 04 29    14 18.94   -19 10.9    1.955    2.959   175.0     1.7  16.2
2009 05 09    14 06.22   -14 22.2    2.040    3.029   165.9     4.7  16.4
2009 05 19    13 55.93   -10 02.4    2.167    3.099   152.4     8.7  16.6
2009 05 29    13 48.32   -06 21.8    2.331    3.171   139.6    12.0  16.8
2009 06 08    13 43.35   -03 23.1    2.523    3.244   127.7    14.3  17.1
2009 06 18    13 40.78   -01 03.1    2.737    3.319   116.6    15.9  17.4
2009 06 28    13 40.34   +00 43.6    2.964    3.394   106.4    16.7  17.7

Brian G. Marsden             (C) Copyright 2009 MPC           M.P.E.C. 2009-H12

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