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  • MPEC 2010-X87 : 2010 XR45

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    M.P.E.C. 2010-X87                                Issued 2010 Dec. 10, 20:08 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 XR45
    
    Observations:
         K10X45R* C2010 12 09.12462 01 36 26.53 +03 12 44.4          19.8 VrEX087703
         K10X45R  C2010 12 09.13200 01 36 29.05 +03 12 45.3          19.4 VrEX087703
         K10X45R  C2010 12 09.13950 01 36 31.60 +03 12 48.4          19.6 VrEX087703
         K10X45R  C2010 12 09.14698 01 36 34.05 +03 12 50.7          19.7 VrEX087703
         K10X45R  C2010 12 09.16869 01 36 41.32 +03 12 58.4          19.6 VrEX087703
         K10X45R  C2010 12 09.17645 01 36 43.88 +03 13 00.9          19.7 VrEX087703
         K10X45R  C2010 12 09.18429 01 36 46.44 +03 13 02.8          19.1 VrEX087703
         K10X45R  C2010 12 09.19205 01 36 49.10 +03 13 05.8          19.6 VrEX087703
         K10X45R  C2010 12 09.21178 01 36 55.53 +03 13 10.6          19.2 RoEX087H01
         K10X45R KC2010 12 09.21716701 36 56.64 +03 13 07.8          19.7 VoEX087H21
         K10X45R KC2010 12 09.21777701 36 56.85 +03 13 07.7          19.6 VrEX087H21
         K10X45R  C2010 12 09.21875 01 36 57.86 +03 13 12.9          19.1 RoEX087H01
         K10X45R KC2010 12 09.22358801 36 58.83 +03 13 09.7          19.7 VoEX087H21
         K10X45R KC2010 12 09.22443601 36 59.12 +03 13 09.5          19.4 VrEX087H21
         K10X45R  C2010 12 09.22642 01 37 00.42 +03 13 15.3          19.1 RoEX087H01
         K10X45R KC2010 12 09.23090501 37 01.31 +03 13 12.2          19.8 VoEX087H21
         K10X45R KC2010 12 09.23136101 37 01.46 +03 13 11.8          19.2 VrEX087H21
         K10X45R  C2010 12 09.23394 01 37 02.96 +03 13 17.6          19.3 RoEX087H01
         K10X45R 4C2010 12 09.25951401 37 11.983+03 13 25.41         18.1 RuEX087673
         K10X45R 4C2010 12 09.26333301 37 13.804+03 13 26.79         18.2 RuEX087673
         K10X45R 4C2010 12 09.26715301 37 14.601+03 13 27.77         18.2 RuEX087673
         K10X45R  C2010 12 09.43659 01 38 17.08 +03 14 24.5          19.5 RoEX087300
         K10X45R  C2010 12 09.43835 01 38 17.66 +03 14 24.9          19.7 RoEX087300
         K10X45R  C2010 12 09.44012 01 38 18.33 +03 14 25.8          19.6 RoEX087300
         K10X45R  C2010 12 09.44188 01 38 18.92 +03 14 25.7          19.2 RoEX087300
         K10X45R  C2010 12 09.44364 01 38 19.45 +03 14 27.4          19.5 RoEX087300
         K10X45R  C2010 12 09.46440 01 38 26.45 +03 14 33.5          19.2 RoEX087300
         K10X45R  C2010 12 09.46616 01 38 27.02 +03 14 34.6          19.6 RoEX087300
         K10X45R KC2010 12 09.83714 01 40 38.90 +03 16 32.2          20.3 VuEX087595
         K10X45R SC2010 12 09.83888 01 40 39.56 +03 16 32.6          19.7 RuEX087473
         K10X45R SC2010 12 09.83958 01 40 39.80 +03 16 32.8          19.7 RuEX087473
         K10X45R KC2010 12 09.84813 01 40 42.68 +03 16 35.6          19.7 VuEX087595
         K10X45R KC2010 12 09.85915 01 40 46.51 +03 16 39.6          19.9 VuEX087595
         K10X45R KC2010 12 09.87013 01 40 50.26 +03 16 43.0          19.8 VuEX087595
         K10X45R KC2010 12 09.91746 01 41 06.76 +03 17 00.2                vEX087204
         K10X45R KC2010 12 09.93677 01 41 13.49 +03 17 06.4          19.2 RvEX087204
         K10X45R  C2010 12 10.07374 01 42 06.15 +03 18 06.0          19.7 VoEX087291
         K10X45R  C2010 12 10.07739 01 42 07.40 +03 18 07.3          20.0 VoEX087291
         K10X45R  C2010 12 10.08113 01 42 08.67 +03 18 08.7          19.9 VoEX087291
         K10X45R  C2010 12 10.78841 01 46 25.49 +03 22 17.2          19.2 RrEX087235
         K10X45R  C2010 12 10.79717 01 46 28.69 +03 22 19.5          19.3 RrEX087235
    
    Observer details:
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.38-m f/6.8 reflector
        + CCD.
    235 CAST Observatory, Talmassons.  Observer R. Ligustri.  0.35-m f/6 reflector
        + CCD.
    291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
    300 Bisei Spaceguard Center--BATTeRS.  Observers A. Asami, T. Sakamoto.  1.0-m
        f/3.0 reflector + CCD.
    473 Remanzacco.  Observers L. Donato, V. Gonano, E. Guido, G. Sostero.  0.45-m
        f/4.4 Newtonian reflector + CCD.
    595 Farra d'Isonzo.  Observers L. Bittesini, P. D. Camauli, E. Pettarin.
        Measurer E. Pettarin.  0.40-m f/4.5 reflector + CCD.
    673 Table Mountain Observatory, Wrightwood.  Observers M. Hicks, D. Esqueda,
        T. Ha.  0.61-m reflector + CCD.
    703 Catalina Sky Survey.  Observer S. M. Larson.  Measurers J. D. Ahern,
        E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer,
        R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.  0.68-m Schmidt
        + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
        reflector + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers R. Holmes, S. Foglia, T. Vorobjov.  0.61-m f/4.0 astrograph
        + CCD.
    
    Orbital elements:
    2010 XR45                                                Earth MOID = 0.1043 AU
    Epoch 2011 Feb. 8.0 TT = JDT 2455600.5                  MPC
    M  12.02455              (2000.0)            P               Q
    n   0.20126354     Peri.  198.00651     +0.32234904     -0.94550544
    a   2.8837613      Node   233.21312     +0.87540890     +0.31621546
    e   0.6222213      Incl.    3.28851     +0.36020876     +0.07763537
    P   4.90           H   21.6           G   0.15           U   8
    Residuals in seconds of arc
    101209 703  1.3-  0.7+    101209 H01  0.5-  0.0     101209 595  0.6-  0.1-
    101209 703  0.4-  0.8-    101209 H21  0.5-  0.3+    101209 473  0.1+  0.2-
    101209 703  0.3+  0.2-    101209 H21  0.6-  0.3-    101209 473  0.1+  0.3-
    101209 703  0.3-  0.3-    101209 H01  0.4-  0.1-    101209 595  0.6-  0.5-
    101209 703  0.2+  0.3+    101209 673  1.6-  0.4-    101209 595  0.1+  0.3-
    101209 703  0.2-  0.3+    101209 673 (6.4+  0.2-)   101209 595  0.4-  0.7-
    101209 703  1.0-  0.3-    101209 673  0.9-  0.4-    101209 204  0.8-  0.2+
    101209 703  0.0   0.2+    101209 300  0.2-  0.1+    101209 204  0.3-  0.2-
    101209 H01  0.1-  0.0     101209 300  0.4-  0.1-    101210 291  0.1+  0.3+
    101209 H21  0.3-  0.2+    101209 300  0.7+  0.2+    101210 291  0.0   0.3+
    101209 H21  0.2-  0.1-    101209 300  0.6+  0.5-    101210 291  0.3-  0.3+
    101209 H01  0.3-  0.1+    101209 300  0.3-  0.6+    101210 235  0.9-  0.1-
    101209 H21  0.2-  0.1+    101209 300  0.2-  0.3-    101210 235  0.8+  1.1-
    101209 H21  0.2-  0.4-    101209 300  0.5-  0.2+
    
    Ephemeris:
    2010 XR45                a,e,i = 2.88, 0.62, 3                   q = 1.0894
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2010 11 10    23 55 50.5 +04 00 55   0.2262  1.1570   133.2    38.6    20.2
    ...
    2010 11 25    00 30 53.1 +02 50 56   0.1874  1.1072   125.8    46.3    19.9
    ...
    2010 12 03    01 03 43.0 +02 50 37   0.1713  1.0934   125.1    47.5    19.8
    ...
    2010 12 09    01 35 41.9 +03 12 30   0.1626  1.0895   126.4    46.7    19.6
    2010 12 10    01 41 37.6 +03 18 06   0.1616  1.0894   126.8    46.4    19.6
    2010 12 11    01 47 42.9 +03 24 14   0.1606  1.0894   127.2    46.1    19.6
    ...
    2010 12 17    02 27 06.3 +04 11 43   0.1578  1.0929   130.3    43.3    19.5
    ...
    2010 12 25    03 23 43.9 +05 35 30   0.1632  1.1061   135.6    38.4    19.4
    ...
    2011 01 09    04 59 32.8 +08 22 55   0.2048  1.1550   143.8    30.2    19.8
    
    Timothy B. Spahr             (C) Copyright 2010 MPC           M.P.E.C. 2010-X87
    

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