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  • MPEC 2011-W84 : 2011 WR74

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    M.P.E.C. 2011-W84                                Issued 2011 Nov. 30, 20:11 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
    
                                       2011 WR74
    
    Observations:
         K11W74R* C2011 11 25.44048 03 57 26.872+07 20 25.28         22.5 wLEW084F51
         K11W74R  C2011 11 25.45800 03 57 26.388+07 20 24.42         22.4 wLEW084F51
         K11W74R  C2011 11 25.47283 03 57 25.972+07 20 23.90         22.3 wLEW084F51
         K11W74R  C2011 11 25.48737 03 57 25.578+07 20 23.24         22.5 wLEW084F51
         K11W74R 2C2011 11 27.35352103 56 35.161+07 18 56.11         21.5 RoEW084568
         K11W74R 2C2011 11 27.35708003 56 35.095+07 18 55.60         21.6 RoEW084568
         K11W74R 2C2011 11 27.36446103 56 34.888+07 18 55.25         22.0 RoEW084568
         K11W74R KC2011 11 29.42475 03 55 39.57 +07 17 30.2          21.8 VoEW084G51
         K11W74R KC2011 11 29.43783 03 55 39.19 +07 17 29.5          21.8 VoEW084G51
         K11W74R  C2011 11 30.31891 03 55 15.62 +07 17 00.6          21.8 RoEW084H01
         K11W74R  C2011 11 30.32895 03 55 15.37 +07 17 00.1          22.4 RoEW084H01
         K11W74R  C2011 11 30.33375 03 55 15.23 +07 16 59.9          21.7 RoEW084H01
         K11W74R  C2011 11 30.35898 03 55 14.55 +07 16 59.1          21.6 RoEW084H01
    
    Observer details:
    568 Mauna Kea.  Observers M. Micheli, G. T. Elliott.  Measurer D. J. Tholen.
        2.24-m University of Hawaii reflector.
    F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, S. Watters,
        J. Thiel, T. Goggia.  Measurer PS1 Science Consortium.  1.8-m
        Ritchey-Chretien + CCD.
    G51 Byrne Observatory, Sedgwick Reserve.  Observer B. J. Fulton.  Measurer
        T. Lister.  0.8-m f/8 Ritchey-Chretien + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
        reflector + CCD.
    
    Orbital elements:
    2011 WR74
    Epoch 2011 Nov. 15.0 TT = JDT 2455880.5                 MPC
    M   2.71461              (2000.0)            P               Q
    n   0.03541427     Peri.  276.06672     +0.62002404     -0.77317109
    a   9.1836895      Node   134.69339     +0.77339419     +0.57369580
    e   0.4279665      Incl.   10.81012     +0.13202883     +0.27033238
    P  27.8            H   15.3           G   0.15
    From 13 observations 2011 Nov. 25-30.
    
    Ephemeris:
    2011 WR74                a,e,i = 9.18, 0.43, 11                  q = 5.2534
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2011 10 31    04 08 08.8 +07 56 13   4.3610  5.2621   152.5     5.0    22.5
    ...
    2011 11 15    04 02 07.5 +07 31 58   4.3053  5.2668   164.9     2.8    22.4
    ...
    2011 11 23    03 58 33.1 +07 22 38   4.3024  5.2698   167.1     2.4    22.3
    ...
    2011 11 29    03 55 50.9 +07 17 48   4.3130  5.2722   165.0     2.8    22.4
    2011 11 30    03 55 24.2 +07 17 12   4.3158  5.2726   164.4     2.9    22.4
    2011 12 01    03 54 57.6 +07 16 39   4.3189  5.2730   163.8     3.0    22.4
    ...
    2011 12 07    03 52 22.4 +07 14 38   4.3438  5.2756   159.0     3.8    22.5
    ...
    2011 12 15    03 49 12.4 +07 15 27   4.3930  5.2793   151.6     5.1    22.6
    ...
    2011 12 30    03 44 36.9 +07 28 15   4.5303  5.2871   136.5     7.4    22.7
    
    A. U. Tomatic                (C) Copyright 2011 MPC           M.P.E.C. 2011-W84
    

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