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  • MPEC 2016-C42 : COMET P/2008 Y2 = 2016 A9 (Gibbs)

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    M.P.E.C. 2016-C42                                Issued 2016 Feb. 5, 15:59 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
        on behalf of Division F 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/2008 Y2 = 2016 A9 (Gibbs)
    
    Observations:
        PK16A090 KC2016 01 10.25737 13 23 51.09 -11 43 47.4          20.1 NtEC042J04
        PK16A090 KC2016 01 10.26494 13 23 51.81 -11 43 54.2          20.0 NtEC042J04
        PK16A090 KC2016 01 10.27252 13 23 52.52 -11 44 01.1          19.7 NtEC042J04
        PK16A090 KC2016 01 12.23047313 27 00.392-12 13 12.20         20.7 TtEC042Y28
        PK16A090  C2016 02 03.62364 13 56 14.990-17 10 33.38         20.8 TLEC042F51
        PK16A090  C2016 02 03.63468 13 56 15.602-17 10 41.29         21.2 TLEC042F51
        PK16A090  C2016 02 03.64572 13 56 16.247-17 10 48.85         21.0 TLEC042F51
        PK16A090  C2016 02 03.65670 13 56 16.868-17 10 56.73         20.9 TLEC042F51
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
        A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
        H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
        R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    J04 ESA Optical Ground Station, Tenerife.  Observer P. Ruiz.  Measurers
        E. Schwab, M. Micheli, D. Koschny, A. Knoefel, M. Busch.  1.0-m f/4.4
        reflector + CCD.
    Y28 OASI, Nova Itacuruba.  Observers J. S. Silva, D. Lazzaro, F. Monteiro,
        R. Souza, T. Rodrigues.  Measurers M. Micheli, J. S. Silva.  1.0-m f/7
        reflector + CCD.
    
    Orbital elements:
        P/2008 Y2 (Gibbs)
    Epoch 2009 Jan. 9.0 TT = JDT 2454840.5
    T 2009 Jan. 22.40118 TT                                 MPCW
    q   1.6384674            (2000.0)            P               Q
    n   0.14487039     Peri.  162.33741     -0.68613104     -0.72486524
    a   3.5904561      Node   330.89370     +0.65123259     -0.57427462
    e   0.5436604      Incl.    7.27529     +0.32422263     -0.38049841
    P   6.80
    From 356 observations 2008 Dec. 1-2016 Feb. 3, mean residual 0".4.
    
        P/2008 Y2 (Gibbs)
    Epoch 2015 Oct. 25.0 TT = JDT 2457320.5
    T 2015 Nov. 5.95886 TT                                  MPCW
    q   1.6294078            (2000.0)            P               Q
    n   0.14540723     Peri.  162.33601     -0.68573127     -0.72522941
    a   3.5816135      Node   330.86325     +0.65154798     -0.57380132
    e   0.5450632      Incl.    7.28788     +0.32443465     -0.38051852
    P   6.78
    From 356 observations 2008 Dec. 1-2016 Feb. 3, mean residual 0".4.
    
        P/2008 Y2 (Gibbs)
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5
    T 2022 Aug. 12.00786 TT                                 MPCW
    q   1.6238337            (2000.0)            P               Q
    n   0.14563220     Peri.  162.30688     -0.68516052     -0.72576217
    a   3.5779239      Node   330.84720     +0.65200164     -0.57323934
    e   0.5461520      Incl.    7.29323     +0.32472901     -0.38034974
    P   6.77
    From 356 observations 2008 Dec. 1-2016 Feb. 3, mean residual 0".4.
    
        P/2008 Y2 (Gibbs)
    Epoch 2016 Jan. 13.0 TT = JDT 2457400.5
    T 2015 Nov. 5.95341 TT                                  MPCW
    q   1.6293934            (2000.0)            P               Q
    n   0.14537154     Peri.  162.33247     -0.68568512     -0.72527324
    a   3.5821997      Node   330.86315     +0.65158526     -0.57376226
    e   0.5451417      Incl.    7.28759     +0.32445734     -0.38049388
    P   6.78
    From 356 observations 2008 Dec. 1-2016 Feb. 3, mean residual 0".4.
    
    Ephemeris:
        P/2008 Y2 (Gibbs)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2016 01 06    13 16 46.7 -10 38 25   1.5539  1.7367    83.1    34.2  20.4
    ...
    2016 01 21    13 39 57.7 -14 17 59   1.4667  1.7916    91.8    33.3  20.4
    ...
    2016 01 29    13 50 08.8 -16 02 33   1.4207  1.8244    97.0    32.4  20.4
    ...
    2016 02 04    13 56 37.3 -17 14 51   1.3867  1.8504   101.2    31.5  20.4
    2016 02 05    13 57 35.8 -17 26 23   1.3811  1.8548   101.9    31.3  20.4
    2016 02 06    13 58 32.3 -17 37 45   1.3755  1.8593   102.6    31.2  20.4
    ...
    2016 02 12    14 03 30.3 -18 42 35   1.3427  1.8868   107.2    30.0  20.4
    ...
    2016 02 20    14 08 11.2 -19 59 37   1.3016  1.9250   113.7    28.0  20.4
    ...
    2016 03 06    14 10 30.2 -21 51 47   1.2370  2.0007   127.3    23.2  20.5
    
    Gareth V. Williams           (C) Copyright 2016 MPC           M.P.E.C. 2016-C42
    

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