• Processing (Info)

  • MPEC 2013-C67 : 2011 WU95

    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 2013-C66 Read MPEC 2013-C68


    M.P.E.C. 2013-C67                                Issued 2013 Feb. 14, 15:07 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 http://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2011 WU95
    
                               Revision to MPEC 2011-X05
    
    Additional Observations:
         K11W95U KC2013 02 13.13479 14 28 52.01 -05 31 06.3                tEC067J04
         K11W95U KC2013 02 13.14235 14 28 52.58 -05 31 07.3                tEC067J04
         K11W95U KC2013 02 13.14990 14 28 53.11 -05 31 09.0          22.4 RtEC067J04
         K11W95U KC2013 02 13.15895 14 28 53.79 -05 31 10.0          22.2 RtEC067J04
         K11W95U KC2013 02 13.16996 14 28 54.63 -05 31 12.7          22.2 RtEC067J04
         K11W95U KC2013 02 14.11784 14 30 07.84 -05 34 06.0                tEC067J04
         K11W95U KC2013 02 14.13289 14 30 09.02 -05 34 08.2          21.8 RtEC067J04
         K11W95U KC2013 02 14.14803 14 30 10.12 -05 34 11.1          21.7 RtEC067J04
    
    Observer details:
    J04 ESA Optical Ground Station, Tenerife.  Observer P. Ruiz.  Measurers
        E. Schwab, D. Koschny, M. Busch, A. Knoefel.  1.0-m f/4.4 reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    130213 J04 74.3+ 40.9-    130214 J04 74.9+ 40.9-    MPO221230   -0.026 day
    
    Orbital elements:
    2011 WU95                                           PHA, Earth MOID = 0.0472 AU
    Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
    M 311.67028              (2000.0)            P               Q
    n   0.45823670     Peri.  242.18844     +0.63756164     +0.76273002
    a   1.6662601      Node    67.84209     -0.65922016     +0.61295983
    e   0.4246050      Incl.    6.72369     -0.39867773     +0.20621146
    P   2.15           H   19.2           G   0.15           U   4
    Residuals in seconds of arc
    111130 691  0.7-  0.3-    111204 J95 (2.0+  0.1-)   111228 291  0.2+  0.0
    111130 691  0.1+  0.3-    111204 J95  0.6+  0.3+    111228 291  0.1-  0.0
    111130 691  0.4+  0.5-    111204 J95 (1.8+  0.2+)   111228 291  0.1-  0.3+
    111130 H01  0.2+  0.2-    111206 291  1.0+  0.3-    111230 291  0.2-  0.1-
    111130 H01  0.1+  0.2-    111206 291  0.2+  0.3-    111230 291  0.2-  0.2+
    111130 H01  0.1+  0.3-    111206 291  1.0-  0.7+    111230 291  0.1+  0.5+
    111130 H01  0.1+  0.1-    111207 291  0.0   0.2+    120101 291  0.9-  0.1+
    111130 291  0.0   0.3+    111207 291  1.0-  0.5+    120101 291  0.2-  0.0
    111130 291  0.2-  0.0     111207 291  0.5-  0.1-    120101 291  0.3-  0.2-
    111130 291  0.2-  0.4-    111208 H21  0.6-  0.2+    120118 695  0.5-  0.3+
    111130 F65  0.3+  0.3-    111208 H21  0.9-  0.1+    120118 695  0.2-  0.1+
    111130 F65  0.4+  0.2-    111208 H21  0.7-  0.2-    120118 695  0.4-  0.2+
    111130 F65  0.3+  0.4-    111216 H36  1.3+  1.2-    130213 J04  0.3+  0.4-
    111130 291  0.2-  0.2+    111216 H36 (1.7+  0.9-)   130213 J04  0.3+  0.0
    111130 291  0.2+  0.2+    111216 H36  0.4-  1.3-    130213 J04  0.3-  0.3-
    111130 291  0.0   0.2+    111223 J95  0.0   0.5+    130213 J04  0.3-  0.4+
    111130 J04  0.1-  0.2-    111223 J95  0.8+  0.7-    130213 J04  0.1-  0.2-
    111130 J04  0.4-  0.1-    111227 291  0.0   0.1+    130214 J04  0.4-  0.3-
    111201 H21  0.2+  0.4+    111227 291  0.5+  0.1+    130214 J04  0.4+  0.3+
    111201 H21  0.1-  0.8+    111227 291  0.0   0.1+    130214 J04  0.1-  0.1+
    
    Ephemeris:
    2011 WU95                a,e,i = 1.67, 0.42, 7                   q = 0.9588
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 01 15    13 47 29.0 -03 14 16   1.7013  1.9460    88.7    30.4    23.1
    ...
    2013 01 30    14 09 34.9 -04 35 39   1.4631  1.8767    98.2    31.3    22.7
    ...
    2013 02 07    14 20 43.7 -05 09 46   1.3386  1.8376   103.4    31.5    22.5
    ...
    2013 02 13    14 28 41.2 -05 30 37   1.2469  1.8073   107.4    31.4    22.3
    2013 02 14    14 29 58.4 -05 33 41   1.2318  1.8022   108.1    31.4    22.3
    2013 02 15    14 31 15.0 -05 36 37   1.2167  1.7970   108.8    31.4    22.2
    ...
    2013 02 21    14 38 38.1 -05 51 45   1.1278  1.7657   112.9    31.1    22.0
    ...
    2013 03 01    14 47 40.1 -06 04 59   1.0130  1.7227   118.6    30.3    21.7
    ...
    2013 03 16    15 01 13.7 -06 07 15   0.8121  1.6386   129.9    27.8    21.1
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-C67
    

    Read MPEC 2013-C66 Read MPEC 2013-C68


    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)