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  • MPEC 2010-R110: 2010 RA91

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    M.P.E.C. 2010-R110                               Issued 2010 Sept. 14, 11:22 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 RA91
    
    Observations:
         K10R91A* C2010 09 13.19605 22 42 08.78 +04 22 34.7          19.5 R ER110G89
         K10R91A  C2010 09 13.21429 22 42 04.77 +04 21 55.7          19.5 R ER110G89
         K10R91A  C2010 09 13.22494 22 42 02.42 +04 21 33.0          19.5 R ER110G89
         K10R91A KC2010 09 13.88030 22 39 49.68 +03 57 29.2          19.6 R ER110J04
         K10R91A KC2010 09 13.88249 22 39 49.14 +03 57 24.1          19.9 R ER110J04
         K10R91A KC2010 09 13.88499 22 39 48.61 +03 57 18.4          19.9 R ER110J04
         K10R91A KC2010 09 13.97414 22 39 26.49 +03 53 39.2          19.5 R ER110204
         K10R91A FC2010 09 13.97569 22 39 25.88 +03 53 34.9          19.5 R ER110473
         K10R91A FC2010 09 13.97638 22 39 25.71 +03 53 33.3          19.5 R ER110473
         K10R91A KC2010 09 14.04745422 39 14.52 +03 50 54.3          19.8 V ER110H21
         K10R91A KC2010 09 14.05644722 39 12.50 +03 50 34.3          20.0 V ER110H21
         K10R91A KC2010 09 14.06382522 39 10.84 +03 50 17.4          20.6 V ER110H21
         K10R91A KC2010 09 14.07226022 39 08.94 +03 49 57.5          20.3 V ER110H21
         K10R91A KC2010 09 14.08659 22 39 00.90 +03 49 18.9                 ER110204
         K10R91A  C2010 09 14.15851 22 38 50.47 +03 46 42.3          19.8 R ER110G89
         K10R91A  C2010 09 14.18003 22 38 45.49 +03 45 52.4          19.8 R ER110G89
         K10R91A  C2010 09 14.20481 22 38 39.70 +03 44 54.8          19.8 R ER110G89
         K10R91A ]C2010 09 14.24941 22 38 29.17 +03 43 13.7          20.0 V ER110695
         K10R91A ]C2010 09 14.25186 22 38 28.59 +03 43 08.0          20.1 V ER110695
         K10R91A ]C2010 09 14.25259 22 38 28.42 +03 43 06.4          20.1 V ER110695
    
    Observer details:
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
        + CCD.
    473 Remanzacco.  Observers L. Donato, V. Gonano, E. Guido, G. Sostero.  0.45-m
        f/4.4 Newtonian reflector + CCD.
    695 Kitt Peak.  Observers M. Trueblood, L. Lebofsky, R. Crawford.  Measurer
        R. Crawford.  2.1-m f/7.7 Ritchey-Chretien + CCD.
    G89 Kachina Observatory, Flagstaff.  Observer J. Hobart.  0.36-m f/11.2
        Schmidt-Cassegrain + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  0.61-m
        f/4.0 astrograph + CCD.
    J04 ESA Optical Ground Station, Tenerife.  Observers M. Busch, R. Kresken,
        H. Luethen.  1.0-m f/4.4 reflector + CCD.
    
    Orbital elements:
    2010 RA91                                                Earth MOID = 0.0031 AU
    Epoch 2010 July 23.0 TT = JDT 2455400.5                 MPC
    M 252.15733              (2000.0)            P               Q
    n   0.78500907     Peri.  272.70748     -0.11355593     -0.99351020
    a   1.1638212      Node   183.83124     +0.94592840     -0.10610533
    e   0.3471178      Incl.    5.60105     +0.30384949     -0.04097727
    P   1.26           H   23.4           G   0.15           U   8
    Residuals in seconds of arc
    100913 G89  0.1-  0.1-    100913 473  0.1-  0.3-    100914 G89  0.3+  0.1+
    100913 G89  0.0   0.1-    100913 473  0.3-  0.4-    100914 G89  0.3+  0.0
    100913 G89  0.1+  0.0     100914 H21  0.1-  0.3-    100914 G89  0.2+  0.0
    100913 J04  0.3+  0.4+    100914 H21  0.3-  0.3+    100914 695  0.0   0.1-
    100913 J04  0.3-  0.2+    100914 H21  0.3-  0.3+    100914 695  0.0   0.1-
    100913 J04  0.2+  0.2+    100914 H21  0.3-  0.3-    100914 695  0.1+  0.0
    100913 204  0.2+  0.2+    100914 204  0.1+  0.0
    
    Ephemeris:
    2010 RA91                a,e,i = 1.16, 0.35, 6                   q = 0.7598
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2010 09 11    22 48.97   +05 34.8    0.149    1.153   167.7    10.7    20.3
    2010 09 13    22 42.77   +04 30.1    0.139    1.142   166.8    11.6    20.1
    2010 09 15    22 35.73   +03 13.5    0.129    1.131   164.9    13.4    20.0
    2010 09 17    22 27.72   +01 43.1    0.119    1.119   162.1    16.0    19.9
    2010 09 19    22 18.57   -00 03.6    0.110    1.108   158.4    19.5    19.8
    2010 09 21    22 08.06   -02 09.3    0.101    1.096   154.0    23.6    19.7
    2010 09 23    21 55.91   -04 36.9    0.0932   1.084   148.9    28.5    19.7
    2010 09 25    21 41.78   -07 29.8    0.0858   1.073   143.1    34.2    19.6
    2010 09 27    21 25.21   -10 50.5    0.0790   1.061   136.4    40.6    19.6
    2010 09 29    21 05.66   -14 40.6    0.0731   1.049   128.9    48.0    19.6
    2010 10 01    20 42.51   -18 58.0    0.0682   1.038   120.4    56.3    19.7
    2010 10 03    20 15.12   -23 35.3    0.0644   1.026   111.1    65.5    19.8
    2010 10 05    19 43.01   -28 17.4    0.0619   1.014   101.1    75.5    20.0
    2010 10 07    19 06.21   -32 42.0    0.0609   1.002    90.6    85.9    20.3
    2010 10 09    18 25.57   -36 24.4    0.0613   0.990    80.1    96.4    20.8
    2010 10 11    17 42.99   -39 05.3    0.0632   0.979    70.0   106.6    21.3
    
    Timothy B. Spahr             (C) Copyright 2010 MPC           M.P.E.C. 2010-R110
    

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