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  • MPEC 2008-B18 : COMET P/2008 A2 (LINEAR)

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    M.P.E.C. 2008-B18                                Issued 2008 Jan. 19, 20:00 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/2008 A2 (LINEAR)
    
    Observations:
        PK08A020  C2008 01 13.22223 06 03 22.94 +43 46 02.8          20.1 N EB018704
        PK08A020  C2008 01 13.23511 06 03 21.67 +43 45 54.5          19.5 N EB018704
        PK08A020  C2008 01 13.24797 06 03 20.27 +43 45 46.7          19.7 N EB018704
        PK08A020  C2008 01 13.26084 06 03 18.88 +43 45 38.7          20.0 N EB018704
        PK08A020  C2008 01 14.22929 06 01 43.02 +43 35 00.2          19.5 T EB018673
        PK08A020  C2008 01 14.23796 06 01 42.12 +43 34 54.3                 EB018673
        PK08A020  C2008 01 14.24537 06 01 41.35 +43 34 49.8                 EB018673
        PK08A020  C2008 01 14.25127 06 01 40.75 +43 34 45.7                 EB018673
        PK08A020  C2008 01 15.13623 06 00 14.58 +43 24 42.0          19.4 N EB018H55
        PK08A020  C2008 01 15.14494 06 00 13.71 +43 24 36.1          19.8 N EB018H55
        PK08A020  C2008 01 15.15083 06 00 13.10 +43 24 32.2          20.1 N EB018H55
        PK08A020  C2008 01 15.19056 06 00 09.39 +43 24 04.6          19.1 N EB018G96
        PK08A020  C2008 01 15.19689 06 00 08.74 +43 24 00.6          19.3 N EB018G96
        PK08A020  C2008 01 15.20138 06 00 08.33 +43 23 57.6                 EB018701
        PK08A020  C2008 01 15.20311 06 00 08.13 +43 23 56.1          19.1 N EB018G96
        PK08A020  C2008 01 15.20959 06 00 07.48 +43 23 51.5          19.1 N EB018G96
        PK08A020  C2008 01 15.22360 06 00 06.08 +43 23 42.1                 EB018701
        PK08A020  C2008 01 15.24582 06 00 03.81 +43 23 26.8                 EB018701
        PK08A020  C2008 01 15.26804 06 00 01.61 +43 23 11.3                 EB018701
        PK08A020  C2008 01 15.39789 05 59 48.61 +43 21 38.1          18.7 N EB018H06
        PK08A020  C2008 01 15.40801 05 59 47.71 +43 21 31.1          18.7 N EB018H06
        PK08A020  C2008 01 15.87373 05 59 03.79 +43 16 04.6          19.1 N EB018B03
        PK08A020  C2008 01 15.87746 05 59 03.36 +43 16 01.9          19.4 N EB018B03
        PK08A020  C2008 01 15.88118 05 59 02.96 +43 15 58.6          19.4 N EB018B03
        PK08A020  C2008 01 15.88677 05 59 02.52 +43 15 55.3          19.4 N EB018B03
        PK08A020  C2008 01 16.04087 05 58 47.58 +43 14 03.2                 EB018J95
        PK08A020  C2008 01 16.04505 05 58 47.24 +43 14 00.8                 EB018J95
        PK08A020  C2008 01 16.04925 05 58 46.75 +43 13 57.5          19.4 N EB018J95
        PK08A020  C2008 01 16.06982 05 58 45.46 +43 13 45.0          19.7 N EB018H55
        PK08A020  C2008 01 16.08442 05 58 44.10 +43 13 34.1          19.7 N EB018H55
        PK08A020  C2008 01 16.08769 05 58 43.65 +43 13 33.2          19.6 N EB018H55
        PK08A020  C2008 01 16.20353 05 58 32.66 +43 12 11.2          19.4 N EB018704
        PK08A020  C2008 01 16.21693 05 58 31.30 +43 12 01.1          19.4 N EB018704
        PK08A020  C2008 01 16.23030 05 58 29.96 +43 11 51.3          19.1 N EB018704
        PK08A020  C2008 01 16.23623 05 58 29.49 +43 11 47.6          19.0 T EB018673
        PK08A020  C2008 01 16.24225 05 58 28.86 +43 11 43.2                 EB018673
        PK08A020  C2008 01 16.24345 05 58 28.73 +43 11 42.2          19.3 N EB018704
        PK08A020  C2008 01 16.25266 05 58 27.84 +43 11 35.0                 EB018673
        PK08A020  C2008 01 16.25579 05 58 27.56 +43 11 33.4                 EB018673
        PK08A020  C2008 01 16.25646 05 58 27.37 +43 11 33.3          19.4   EB018704
        PK08A020  C2008 01 16.39378 05 58 14.03 +43 09 51.4          18.8 N EB018H06
        PK08A020  C2008 01 16.40400 05 58 13.02 +43 09 44.5          18.7 N EB018H06
        PK08A020  C2008 01 17.26610 05 56 53.08 +42 59 16.2          19.6 N EB018682
        PK08A020  C2008 01 17.29889 05 56 50.07 +42 58 51.4          19.6 N EB018682
        PK08A020  C2008 01 17.52679 05 56 28.91 +42 56 01.6                 EB018F65
        PK08A020  C2008 01 17.53573 05 56 28.02 +42 55 54.8                 EB018F65
        PK08A020  C2008 01 17.75871 05 56 08.73 +42 53 05.2          19.4 N EB018143
        PK08A020  C2008 01 17.77472 05 56 07.21 +42 52 53.4                 EB018143
        PK08A020  C2008 01 18.19201 05 55 29.34 +42 47 40.1          19.3 T EB018673
        PK08A020  C2008 01 18.19913 05 55 28.73 +42 47 35.2                 EB018673
        PK08A020  C2008 01 18.21302 05 55 27.41 +42 47 24.8                 EB018673
        PK08A020  C2008 01 18.21997 05 55 26.69 +42 47 19.4                 EB018673
        PK08A020  C2008 01 18.89194 05 54 26.80 +42 38 41.4                 EB018118
        PK08A020  C2008 01 18.89853 05 54 26.20 +42 38 35.2                 EB018118
        PK08A020  C2008 01 19.10197 05 54 08.80 +42 35 57.9          20.2 T EB018673
        PK08A020  C2008 01 19.10822 05 54 08.26 +42 35 52.7                 EB018673
        PK08A020  C2008 01 19.13345 05 54 06.03 +42 35 34.0                 EB018673
        PK08A020  C2008 01 19.15949 05 54 03.67 +42 35 13.8                 EB018673
        PK08A020  C2008 01 19.30270 05 53 50.51 +42 33 20.5                 EB018734
        PK08A020  C2008 01 19.30988 05 53 49.88 +42 33 14.9                 EB018734
        PK08A020  C2008 01 19.32068 05 53 48.88 +42 33 05.9          19.4 N EB018734
    
    Observer details:
    118 Modra.  Observers S. Gajdos, J. Vilagi.  0.6-m f/5.5 reflector + CCD.
    143 Gnosca.  Observer S. Sposetti.  0.40-m f/4 reflector + CCD.
    673 Table Mountain Observatory, Wrightwood.  Observers J. Young, D. Mayes.
        0.6-m f/16 Cassegrain + CCD
    682 Kanab.  Observer E. Sheridan.  0.36-m f/5.5 Schmidt-Cassegrain + CCD.
    701 Junk Bond Observatory, Sierra Vista.  Observer D. Healy.  0.81-m f/4.4
        Ritchey-Chretien + 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.
    734 Farpoint Observatory.  Observer G. Hug.  0.7-m reflector + CCD.
    B03 Alter Satzberg, Vienna.  Observer M. Pietschnig.  0.35-m f/7
        Schmidt-Cassegrain + CCD.
    F65 Haleakala-Faulkes Telescope North.  Observer D. Duggan.  2.0-m
        Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer A. D. Grauer.  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.
    H55 Astronomical Research Observatory, Charleston.  Observer R. Holmes.
        Measurers Holmes, H. Devore.  0.81-m f/4.0 astrograph + CCD, 0.61-m f/4.0
        astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
        P/2008 A2 (LINEAR)
    T 2008 June 12.932 TT                                   MPC
    q   1.30603              (2000.0)            P               Q
    n   0.172908       Peri.  233.546       -0.956295       +0.178318
    a   3.19100        Node   315.368       -0.007239       -0.806727
    e   0.59071        Incl.   19.260       -0.292315       -0.563378
    P   5.70
    From 60 observations 2008 Jan. 13-19.
    
    Ephemeris:
        P/2008 A2 (LINEAR)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2008 01 15    06 00.46   +43 26.3    1.148    2.055   149.1    14.2  18.9
    2008 01 25    05 46.31   +41 13.9    1.130    1.984   139.5    18.8  18.7
    2008 02 04    05 37.17   +38 36.5    1.132    1.914   129.2    23.5  18.6
    2008 02 14    05 33.75   +35 49.1    1.149    1.845   119.2    27.8  18.5
    2008 02 24    05 35.88   +33 02.8    1.176    1.777   109.9    31.6  18.3
    2008 03 05    05 42.90   +30 22.6    1.209    1.710   101.5    34.6  18.2
    2008 03 15    05 54.14   +27 48.8    1.243    1.646    94.0    37.1  18.1
    2008 03 25    06 08.91   +25 18.8    1.277    1.584    87.4    39.0  18.0
    
    Brian G. Marsden             (C) Copyright 2008 MPC           M.P.E.C. 2008-B18
    

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