• MPC Preparation (Info)

  • MPEC 2011-Y15 : 2010 OB101

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2011-Y14 Read MPEC 2011-Y16


    M.P.E.C. 2011-Y15                                Issued 2011 Dec. 21, 13:34 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
    
                                      2010 OB101
    
                               Revision to MPEC 2010-P08
    
    Additional Observations:
         K10OA1B 2C2011 11 24.53347507 38 27.693+18 56 04.31         23.5 RoEY015568
         K10OA1B 2C2011 11 24.54069707 38 27.579+18 56 02.22         23.5 RoEY015568
         K10OA1B 2C2011 11 27.55661207 37 37.482+18 41 32.37         23.4 RoEY015568
         K10OA1B 2C2011 11 27.56384807 37 37.317+18 41 30.31         23.5 RoEY015568
    
    Observer details:
    568 Mauna Kea.  Observers M. Micheli, G. T. Elliott.  Measurer D. J. Tholen.
        2.24-m University of Hawaii reflector.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    111124 568  6.0-  1.2+    111127 568  6.0-  1.2+    MPO190727   +0.0014 day
    
    Orbital elements:
    2010 OB101                                               Earth MOID = 0.1117 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M 318.83895              (2000.0)            P               Q
    n   0.47965746     Peri.  334.27804     -0.56395155     +0.81081648
    a   1.6162750      Node   261.01522     -0.72765056     -0.57758912
    e   0.5226626      Incl.    9.12467     -0.39049113     -0.09469656
    P   2.05           H   20.6           G   0.15           U   3
    Residuals in seconds of arc
    100718 C51  0.5-  1.0+    100806 291  0.1-  0.1+    100831 H21  0.2+  0.2+
    100718 C51  0.1-  0.1+    100806 291  0.1-  0.0     100831 H21  0.4+  0.1+
    100718 C51  0.5+  1.2+    100810 291  0.4-  0.1-    100831 H21  0.3+  0.1+
    100718 C51  0.6+  0.9+    100810 291  0.2-  0.2-    100831 H21  0.0   0.6+
    100718 C51  1.2+  0.8-    100810 291  0.2-  0.2-    100902 291  0.1-  0.3+
    100718 C51  1.2+  1.1-    100811 691  0.2+  0.3+    100902 291  0.4+  0.4+
    100718 C51  0.5+  1.1-    100811 691  0.0   0.1+    100902 291  0.4+  0.8+
    100718 C51  0.6+  0.0     100811 691  0.4+  0.4-    100905 291  1.7+  1.0-
    100719 C51  0.1-  0.3+    100811 291  0.3+  0.3+    100905 291  0.3-  0.1-
    100719 C51  0.4+  1.0-    100811 291  0.1+  0.1-    100905 291  0.6-  0.3-
    100723 H21  0.2+  0.2+    100811 291  1.3-  0.4+    100929 291  0.1+  0.5+
    100723 H21  0.7+  0.0     100812 291  0.0   0.3+    100929 291  0.4-  0.2-
    100723 H21  1.0+  0.2-    100812 291  0.1+  0.3+    101009 H21  0.1-  0.2+
    100723 H21  0.2+  0.0     100812 291  0.1-  0.0     101009 H21  0.7-  0.4+
    100723 H21  0.5+  0.7+    100813 291  0.4+  0.2+    101009 H21  0.2-  0.6+
    100803 291  1.5+  1.0+    100813 291  0.2-  0.1+    101013 291  0.8+  0.6+
    100803 291  0.1-  0.1-    100813 291  0.6+  0.1+    101013 291  0.6-  0.8-
    100803 291  0.6-  0.1-    100814 291  0.0   0.6-    101013 291  0.1+  0.1-
    100804 291  0.5-  0.3-    100814 291  0.3+  0.2-    111124 568  0.1-  0.0
    100804 291  0.2-  0.2+    100820 691  0.4-  0.1+    111124 568  0.1-  0.0
    100804 291  1.7-  1.8-    100820 691  0.1+  0.1-    111127 568  0.1+  0.0
    100806 291  0.4-  0.1-    100820 691  0.6-  0.0     111127 568  0.1+  0.0
    
    Ephemeris:
    2010 OB101               a,e,i = 1.62, 0.52, 9                   q = 0.7715
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2011 11 21    07 38 55.6 +19 13 07   1.3255  2.0564   124.8    23.2    23.9
    ...
    2011 12 06    07 32 59.4 +18 01 07   1.1159  1.9819   141.1    18.2    23.3
    ...
    2011 12 14    07 25 13.0 +17 22 47   1.0197  1.9393   150.8    14.3    22.9
    ...
    2011 12 20    07 17 07.2 +16 53 43   0.9564  1.9061   158.4    10.9    22.6
    2011 12 21    07 15 34.9 +16 48 50   0.9467  1.9004   159.7    10.3    22.5
    2011 12 22    07 13 59.6 +16 43 56   0.9372  1.8947   161.0     9.7    22.5
    ...
    2011 12 28    07 03 25.7 +16 14 07   0.8859  1.8600   168.5     6.0    22.2
    ...
    2012 01 05    06 47 05.1 +15 33 06   0.8328  1.8119   172.2     4.2    21.9
    ...
    2012 01 20    06 13 52.7 +14 15 17   0.7812  1.7163   152.8    15.2    22.1
    
    A. U. Tomatic                (C) Copyright 2011 MPC           M.P.E.C. 2011-Y15
    

    Read MPEC 2011-Y14 Read MPEC 2011-Y16


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)