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  • MPEC 2010-E31 : 2010 DJ77

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    M.P.E.C. 2010-E31                                Issued 2010 Mar.  9, 12:35 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.org/iau/mpc.html  ISSN 1523-6714
    
                                       2010 DJ77
    
    Observations:
         K10D77J* S2010 02 20.49966 09 28 59.80 -79 05 43.8          22   R EE031C51
         K10D77J  s2010 02 20.49966 1 -  761.8727 +  497.0356 - 6853.7704   EE031C51
         K10D77J  S2010 02 20.63209 09 27 24.18 -79 05 40.2                 EE031C51
         K10D77J  s2010 02 20.63209 1 -  726.7403 +  553.1416 - 6853.2380   EE031C51
         K10D77J  S2010 02 20.69818 09 26 35.82 -79 05 38.7                 EE031C51
         K10D77J  s2010 02 20.69818 1 -  753.3526 +  511.5564 - 6853.6203   EE031C51
         K10D77J  S2010 02 20.76440 09 25 47.72 -79 05 36.0                 EE031C51
         K10D77J  s2010 02 20.76440 1 -  735.1176 +  540.7557 - 6853.4124   EE031C51
         K10D77J  S2010 02 20.83061 09 24 59.85 -79 05 31.8                 EE031C51
         K10D77J  s2010 02 20.83061 1 -  716.8114 +  569.9922 - 6853.0439   EE031C51
         K10D77J  S2010 02 21.22765 09 20 14.59 -79 04 58.4                 EE031C51
         K10D77J  s2010 02 21.22765 1 -  699.3980 +  599.2186 - 6852.2168   EE031C51
         K10D77J  S2010 02 21.29374 09 19 26.76 -79 04 52.9                 EE031C51
         K10D77J  s2010 02 21.29374 1 -  725.4532 +  557.5200 - 6852.9380   EE031C51
         K10D77J  S2010 02 21.35996 09 18 39.67 -79 04 44.4                 EE031C51
         K10D77J  s2010 02 21.35996 1 -  707.3592 +  587.0081 - 6852.3892   EE031C51
    
    Observer details:
    C51 WISE.  Measurers A. Mainzer, E. Wright, J. Bauer, T. Grav, J. Dailey, J.
        Masiero, R. Cutri, R. McMillan, R. Walker.
        (http://wise.ssl.berkeley.edu/mission_sci.html)
    
    Orbital elements:
    2010 DJ77                                                Earth MOID = 0.1382 AU
    Epoch 2010 Feb. 13.0 TT = JDT 2455240.5                 MPC
    M 134.70355              (2000.0)            P               Q
    n   1.22800503     Peri.   90.80445     +0.94968239     -0.03584077
    a   0.8636464      Node   271.28948     -0.09129287     +0.91862200
    e   0.2299663      Incl.   18.13373     +0.29961472     +0.39350866
    P   0.80           H   22.3           G   0.15
    From 8 observations 2010 Feb. 20-21.  E-assumed.
    
    Ephemeris:
    2010 DJ77                a,e,i = 0.86, 0.23, 18                  q = 0.6650
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2010 03 05    07 27.72   -76 43.5    0.327    1.054    91.7    70.2    22.5
    2010 03 15    06 40.88   -72 54.3    0.332    1.061    92.3    69.5    22.5
    2010 03 25    06 21.63   -68 32.5    0.330    1.062    92.1    69.8    22.5
    2010 04 04    06 16.52   -64 00.0    0.323    1.057    91.2    71.0    22.5
    2010 04 14    06 18.94   -59 16.9    0.310    1.046    89.3    73.4    22.4
    2010 04 24    06 25.49   -54 15.5    0.291    1.029    86.4    77.2    22.4
    2010 05 04    06 33.50   -48 35.2    0.267    1.007    82.1    82.7    22.3
    2010 05 14    06 41.02   -41 33.6    0.238    0.979    75.6    90.7    22.3
    2010 05 24    06 45.95   -31 58.8    0.208    0.946    65.6   102.8    22.5
    
    Timothy B. Spahr             (C) Copyright 2010 MPC           M.P.E.C. 2010-E31
    

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