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  • MPEC 2012-C17 : 2006 AL8

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    M.P.E.C. 2012-C17                                Issued 2012 Feb. 3, 19:33 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
    
                                       2006 AL8
    
                               Revision to MPEC 2006-A53
    
    Additional Observations:
         K06A08L KC2012 02 02.78755002 14 50.56 +46 03 22.0                uEC017J95
         K06A08L KC2012 02 02.78839302 14 53.76 +46 03 16.4                uEC017J95
         K06A08L KC2012 02 02.78957202 14 58.21 +46 03 08.8          16.0 RuEC017J95
         K06A08L KC2012 02 03.77272803 12 20.64 +43 27 05.5                uEC017J95
         K06A08L KC2012 02 03.77411703 12 24.97 +43 26 48.8                uEC017J95
         K06A08L KC2012 02 03.77508503 12 28.01 +43 26 37.0          15.9 RuEC017J95
    
    Observer details:
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    120202 J95 1.13+ 0.34+    120203 J95 1.20+ 0.09+    MPO 98074   -0.11 day
    
    Orbital elements:
    2006 AL8                                                 Earth MOID = 0.0550 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M  13.15050              (2000.0)            P               Q
    n   0.16159380     Peri.   65.69524     +0.82348875     -0.36499935
    a   3.3382556      Node   312.18982     -0.03734601     +0.72902759
    e   0.8871925      Incl.   35.88776     +0.56610207     +0.57904598
    P   6.10           H   18.3           G   0.15           U   2
    Residuals in seconds of arc
    060108 703  0.4-  1.2-    060110 854  0.7+  0.2+    060125 734  0.5-  0.5-
    060108 703  1.1-  0.6+    060110 673 (3.3+  1.0+)   060125 734  0.4+  0.0
    060108 703  0.2-  0.0     060110 673  0.5+  0.0     060125 291  1.9-  0.0
    060108 703  0.8-  0.9+    060110 673 (2.2+  0.8+)   060125 291  1.1-  0.3+
    060108 703  0.0   0.3+    060110 673 (2.4+  1.0+)   060125 291  0.3+  0.4+
    060108 703  0.4-  0.5+    060113 448  0.9-  0.5+    060127 G96  0.2-  0.4-
    060108 703  0.2-  0.0     060113 448  0.2+  0.4-    060127 G96  0.5-  0.5-
    060108 703  0.6-  0.2-    060113 448  0.1+  0.2-    060127 G96  0.1-  0.3-
    060108 703  0.2-  0.6-    060113 F65  0.0   0.0     060127 G96  0.3+  0.7-
    060108 703  0.8+  0.3+    060113 F65  0.1-  0.2+    060127 246  0.5+  0.7+
    060108 703  0.4-  0.3+    060113 F65  0.2+  0.0     060127 246  1.7+  1.2+
    060108 703  0.2-  0.5-    060113 F65  0.6+  0.0     060127 246  1.2+  0.1+
    060108 703  0.4-  0.8-    060117 448  0.0   0.2+    060127 246  0.7+  0.5-
    060108 E12  0.6+  0.4+    060117 448  0.2-  0.5+    060127 246  1.1+  0.5+
    060108 E12  0.8-  0.1+    060117 448  0.1+  1.0-    060127 246  0.9+  0.2-
    060108 E12  1.1+  1.1+    060121 J95  0.3-  0.3+    060128 703  1.0-  0.8+
    060109 G96  0.2-  0.3+    060121 J95  0.8+  0.4-    060128 703  0.3+  0.2-
    060109 G96  0.4+  0.1+    060121 448  0.1-  0.3-    060128 703  0.2+  0.3-
    060109 G96  0.4+  0.2+    060121 448  0.7-  0.6-    060128 703  0.6-  0.7-
    060109 G96  0.0   0.1+    060121 448  1.0-  0.7-    060130 711  0.1-  0.2+
    060109 E12 (1.2-  2.8-)   060122 291  0.1+  0.1+    060130 711  0.3+  0.2+
    060109 E12  0.3-  1.1-    060122 291  0.3+  0.1+    060130 711  1.2+  0.2+
    060109 E12  1.1+  1.4-    060122 291  0.2+  0.1+    060205 147  0.6+  0.9-
    060110 204  0.4+  0.1-    060123 291  1.6-  0.1-    060205 147  0.2+  0.9-
    060110 204  0.2+  0.1-    060123 291  0.1-  0.4+    060228 734  0.1+  0.2-
    060110 204  0.2+  0.1-    060123 291  0.2+  0.4+    060228 734  0.1-  0.2-
    060110 204  0.2+  0.1-    060124 246  1.1+  0.0     060228 734  0.2+  0.1-
    060110 204  0.2+  0.2-    060124 246  0.9+  0.9+    120202 J95  0.0   0.0
    060110 I77  0.2-  0.5-    060124 246  0.7+  0.2+    120202 J95  0.1+  0.1-
    060110 I77  0.3+  0.9-    060124 246  0.7+  0.1+    120202 J95  0.0   0.0
    060110 I77  0.1+  0.6-    060124 246  1.5+  0.5-    120203 J95  0.1-  0.1+
    060110 854  0.5+  0.1+    060125 734  0.3+  0.1-    120203 J95  0.1-  0.1+
    060110 854  0.8+  0.2+    060125 734  0.1+  0.7-    120203 J95  0.1+  0.1-
    
    Ephemeris:
    2006 AL8                 a,e,i = 3.34, 0.89, 36                  q = 0.3766
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 01 04    19 43 22.8 -00 10 04   0.6661  0.4770    25.4   117.7    20.5
    ...
    2012 01 19    20 13 37.6 +11 47 12   0.3155  0.7374    32.5   134.2    21.3
    ...
    2012 01 27    21 18 11.0 +26 46 15   0.1631  0.8808    46.7   125.6    19.4
    ...
    2012 02 02    01 22 52.1 +46 45 45   0.1054  0.9854    86.9    86.9    16.4
    2012 02 03    02 28 07.1 +45 38 12   0.1080  1.0025    96.0    77.9    16.2
    2012 02 04    03 23 54.2 +42 40 27   0.1145  1.0196   104.1    69.7    16.1
    ...
    2012 02 10    05 49 35.6 +23 20 09   0.2019  1.1201   127.1    44.6    16.8
    ...
    2012 02 18    06 36 26.8 +13 24 46   0.3600  1.2493   129.7    37.5    18.1
    ...
    2012 03 04    07 07 48.3 +07 49 36   0.6858  1.4779   122.5    34.5    19.8
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-C17
    

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