• MPC Preparation (Info)

    • MPEC 2012-F87 : COMET P/2012 F5 (GIBBS)

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    M.P.E.C. 2012-F87                                Issued 2012 Mar. 25, 23:08 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 P/2012 F5 (GIBBS)

Observations:
    PK12F050  C2012 03 22.28771 11 15 10.24 -05 33 32.0                rEF087G96
    PK12F050  C2012 03 22.28943 11 15 10.20 -05 33 31.5                rEF087G96
    PK12F050  C2012 03 22.29118 11 15 10.09 -05 33 30.7                rEF087G96
    PK12F050  C2012 03 22.29289 11 15 10.05 -05 33 29.9                rEF087G96
    PK12F050  C2012 03 22.39053 11 15 05.89 -05 32 47.6          18.1 TrEF087G96
    PK12F050  C2012 03 22.39427 11 15 05.78 -05 32 46.3                rEF087G96
    PK12F050  C2012 03 22.39784 11 15 05.62 -05 32 44.7                rEF087G96
    PK12F050  C2012 03 22.40141 11 15 05.46 -05 32 42.9                rEF087G96
    PK12F050 KC2012 03 23.02066 11 14 40.30 -05 28 15.9                tEF087204
    PK12F050 KC2012 03 23.05355 11 14 38.94 -05 28 01.9          18.5 TtEF087204
    PK12F050 KC2012 03 23.12235 11 14 36.31 -05 27 25.5                uEF087I48
    PK12F050 KC2012 03 23.13924 11 14 35.60 -05 27 18.7                uEF087I48
    PK12F050 KC2012 03 23.16444 11 14 34.55 -05 27 09.2                uEF087I48
    PK12F050  C2012 03 23.30726 11 14 28.89 -05 26 12.4          19.1 ToEF087H01
    PK12F050  C2012 03 23.31560 11 14 28.54 -05 26 08.9          18.9 ToEF087H01
    PK12F050  C2012 03 23.32265 11 14 28.24 -05 26 06.0          18.7 ToEF087H01
    PK12F050  C2012 03 23.33172 11 14 27.86 -05 26 01.9          18.7 ToEF087H01
    PK12F050 KC2012 03 23.97165 11 14 02.26 -05 21 25.6                uEF087J95
    PK12F050 KC2012 03 23.98207 11 14 01.81 -05 21 21.2          18.8 TuEF087J95
    PK12F050 SC2012 03 23.99691 11 14 01.30 -05 21 15.2                uEF087J95
    PK12F050 FC2012 03 24.02271 11 14 00.36 -05 20 59.2          19.0 ToEF087I47
    PK12F050 FC2012 03 24.02753 11 14 00.17 -05 20 56.1          19.0 ToEF087I47
    PK12F050  C2012 03 24.24596 11 13 51.37 -05 19 26.2          18.9 ToEF087H01
    PK12F050 {C2012 03 24.24980911 13 51.226-05 19 24.17         19.2 TtEF087695
    PK12F050 {C2012 03 24.25406811 13 51.088-05 19 23.30         19.3 TtEF087695
    PK12F050 {C2012 03 24.25832811 13 50.885-05 19 21.15         19.0 TtEF087695
    PK12F050  C2012 03 24.26095 11 13 50.76 -05 19 19.8          18.8 ToEF087H01
    PK12F050  C2012 03 24.27512 11 13 50.17 -05 19 13.7          19.0 ToEF087H01
    PK12F050  C2012 03 24.28358 11 13 49.86 -05 19 10.1          19.0 ToEF087H01
    PK12F050 {C2012 03 24.30373811 13 49.010-05 19 01.61         19.2 TtEF087695
    PK12F050 {C2012 03 24.30557911 13 48.942-05 19 00.46         19.5 TtEF087695
    PK12F050 {C2012 03 24.30741911 13 48.874-05 18 59.69         19.7 TtEF087695
    PK12F050  C2012 03 24.52087 11 13 40.49 -05 17 21.2                oEF087E23
    PK12F050  C2012 03 24.53993 11 13 39.56 -05 17 11.3                oEF087E23
    PK12F050 KC2012 03 25.03043 11 13 20.26 -05 13 46.9          19.1 ToEF087C10
    PK12F050 KC2012 03 25.04826 11 13 19.68 -05 13 40.6                uEF087J95
    PK12F050 KC2012 03 25.05540 11 13 19.25 -05 13 36.0          18.8 ToEF087C10
    PK12F050 KC2012 03 25.05764 11 13 19.38 -05 13 36.3          18.9 TuEF087J95
    PK12F050 KC2012 03 25.28733 11 13 10.14 -05 11 54.7          19.2 TuEF087H36
    PK12F050 KC2012 03 25.29203 11 13 09.92 -05 11 52.5          18.9 TuEF087H36
    PK12F050 KC2012 03 25.30614 11 13 09.33 -05 11 46.4          19.6 TuEF087H36
    PK12F050 |C2012 03 25.34673 11 13 07.75 -05 11 29.0                cEF087H06
    PK12F050 |C2012 03 25.34855 11 13 07.54 -05 11 27.8          19.3 TcEF087H06
    PK12F050 KC2012 03 25.81848 11 12 49.61 -05 08 05.0          18.9 ToEF087B90
    PK12F050 KC2012 03 25.84296 11 12 48.75 -05 07 56.1          18.7 ToEF087B90

Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
    + CCD.
695 Kitt Peak.  Observer T. Vorobjov.  1.3-m f/13 Cassegrain + CCD.
B90 Malina River Observatory, Povoletto.  Observers E. Guido, N. Howes,
    G. Sostero.  0.3-m reflector + CCD.
C10 Maisoncelles.  Observer J. F. Soulier.  0.30-m f/4 Newtonian reflector
    + CCD.
E23 Arcadia.  Observer A. Hidas.  0.35-m Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  Measurers J. D. Ahern,
    E. C. Beshore, A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill,
    R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
H06 RAS Observatory, Mayhill.  Observer H. Sato.  0.51-m f/6.8 astrograph
    + CCD + f/4.5 focal reducer.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
I47 Pierre Auger Observatory, Malargue.  Observers M. Masek, J. Cerny, J. Ebr,
    M. Prouza, P. Kubanek, M. Jelinek.  Measurer M. Masek.  0.3-m f/10
    reflector + CCD.
I48 Observatorio El Catalejo, Santa Rosa.  Observer J. Spagnotto.  0.20-m f/5
    reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
    P/2012 F5 (Gibbs)
T 2010 Sept. 15.26927 TT                                MPC
q   1.8765223            (2000.0)            P               Q
n   0.18525890     Peri.  189.59248     +0.82169376     -0.56111688
a   3.0475441      Node   205.35004     +0.53713964     +0.82100508
e   0.3842510      Incl.   13.48443     +0.19052657     +0.10534945
P   5.32
From 45 observations 2012 Mar. 22-25.

Ephemeris:
    P/2012 F5 (Gibbs)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2012 02 24    11 34 44.9 -08 29 52   2.6614  3.5822   154.9     6.7  19.7
...
2012 03 10    11 23 58.4 -06 59 51   2.6449  3.6245   168.9     3.0  19.7
...
2012 03 18    11 18 09.4 -06 04 16   2.6641  3.6464   169.2     2.9  19.7
...
2012 03 24    11 14 01.2 -05 21 10   2.6914  3.6626   164.7     4.1  19.8
2012 03 25    11 13 21.5 -05 13 58   2.6970  3.6653   163.8     4.4  19.8
2012 03 26    11 12 42.5 -05 06 46   2.7029  3.6680   162.9     4.6  19.8
...
2012 04 01    11 09 02.6 -04 24 01   2.7445  3.6839   156.8     6.1  19.9
...
2012 04 09    11 04 54.0 -03 29 30   2.8154  3.7047   148.2     8.2  19.9
...
2012 04 24    10 59 52.2 -02 01 02   2.9899  3.7426   132.4    11.4  20.1

Gareth V. Williams           (C) Copyright 2012 MPC           M.P.E.C. 2012-F87

    Read MPEC 2012-F86 Read MPEC 2012-F88

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