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  • MPEC 2013-C40 : 2008 CA5

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    M.P.E.C. 2013-C40                                Issued 2013 Feb.  9, 00:44 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
    
                                       2008 CA5
    
                               Revision to MPEC 2008-C38
    
    Additional Observations:
         K08C05A  C2013 02 08.23595 08 47 06.64 +39 55 33.9          20.1 VrEC040G96
         K08C05A  C2013 02 08.24174 08 47 05.20 +39 55 30.2          19.9 VrEC040G96
         K08C05A  C2013 02 08.24760 08 47 03.87 +39 55 27.4          20.2 VrEC040G96
         K08C05A  C2013 02 08.25344 08 47 02.43 +39 55 24.2          20.4 VrEC040G96
         K08C05A  C2013 02 08.27867 08 46 56.35 +39 55 10.9          20.4 VrEC040G96
         K08C05A  C2013 02 08.28388 08 46 55.12 +39 55 07.9          20.5 VrEC040G96
         K08C05A  C2013 02 08.29434 08 46 52.57 +39 55 02.8          20.7 VrEC040G96
         K08C05A  C2013 02 08.35208 08 46 38.70 +39 54 31.1          20.8 VrEC040G96
         K08C05A  C2013 02 08.35941 08 46 36.90 +39 54 27.1          21.6 VrEC040G96
         K08C05A  C2013 02 08.36679 08 46 35.15 +39 54 23.0          20.7 VrEC040G96
         K08C05A  C2013 02 08.37426 08 46 33.40 +39 54 18.7          20.6 VrEC040G96
         K08C05A KC2013 02 08.90264 08 44 29.94 +39 49 18.3                uEC040J95
         K08C05A KC2013 02 08.91412 08 44 27.23 +39 49 12.6                uEC040J95
         K08C05A KC2013 02 08.92777 08 44 23.97 +39 49 04.5          19.8 RuEC040J95
         K08C05A KC2013 02 08.93498 08 44 22.21 +39 49 02.4          20.3 VuEC040I93
         K08C05A KC2013 02 08.94553 08 44 19.64 +39 48 56.1          20.3 VuEC040I93
         K08C05A KC2013 02 08.95613 08 44 17.10 +39 48 49.8          20.4 VuEC040I93
         K08C05A KC2013 02 08.97456 08 44 12.49 +39 48 38.4          20.5 RqEC040C44
         K08C05A KC2013 02 08.98154 08 44 10.83 +39 48 34.5          19.7 RqEC040C44
    
    Observer details:
    C44 A. Volta Observatory, Lanzo d'Intelvi.  Observer F. Tozzi.  0.40-m f/3.5
        reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer J. A. Johnson.  Measurers A. Boattini,
        E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
        R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector + CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    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
    130208 G96 7.80- 5.02+    130208 C44 7.82- 5.01+    MPO136023   +9.0 day
    
    Orbital elements:
    2008 CA5                                                 Earth MOID = 0.0919 AU
    Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
    M 345.04969              (2000.0)            P               Q
    n   0.38623334     Peri.  272.99591     -0.38564390     +0.90032469
    a   1.8673951      Node   331.51460     -0.58457870     -0.40758343
    e   0.5950481      Incl.   25.02211     -0.71382527     -0.15261457
    P   2.55           H   19.8           G   0.15           U   3
    Residuals in seconds of arc
    080206 703  0.4+  1.0-    080207 G96  0.1+  0.0     080304 474  0.2+  0.1-
    080206 703  1.0-  0.4-    080207 G96  0.0   0.4-    130208 G96  0.1-  0.8+
    080206 703  0.4-  0.7-    080207 G96  0.2-  0.3-    130208 G96  0.7-  0.1+
    080206 703 (1.8-  4.6-)   080207 G96  0.3-  0.3-    130208 G96  0.3+  0.4+
    080206 703  0.4+  1.1+    080207 G96  0.3-  0.5-    130208 G96  0.2-  0.2+
    080206 703  0.5-  0.3-    080207 474  0.1+  0.1-    130208 G96  0.2-  0.1+
    080206 703  0.3-  0.3+    080207 474  0.1+  0.2+    130208 G96  0.0   0.1-
    080206 703  0.0   0.2+    080207 474  0.2+  0.0     130208 G96  0.3-  0.4+
    080206 474  0.3-  0.1+    080207 474  0.3+  0.1+    130208 G96  0.0   0.2+
    080206 474  0.3-  0.1-    080209 147  0.2-  0.0     130208 G96  0.4-  0.3+
    080206 474  0.2+  0.1-    080209 147  0.7+  0.1+    130208 G96  0.1-  0.3+
    080206 474  0.1+  0.2-    080210 704  0.0   0.0     130208 G96  0.4+  0.2+
    080207 651  0.9+  0.7-    080210 704  0.8+  0.9+    130208 J95  0.4-  0.5-
    080207 651  0.1-  0.4+    080210 704  1.2+  1.0+    130208 J95  0.2+  0.3+
    080207 651  0.3+  0.3+    080210 704  1.4+  0.4-    130208 J95  0.5+  0.1-
    080207 291  0.6-  0.4+    080210 704  1.3+  0.2+    130208 I93  0.0   0.2+
    080207 291  0.4-  0.1+    080213 448  0.3-  0.0     130208 I93  0.2-  0.1-
    080207 291  0.6-  0.5+    080213 448  0.3-  0.2-    130208 I93  0.0   0.3-
    080207 G96  0.4-  0.1-    080213 448  0.5-  0.2-    130208 C44  0.2-  0.6-
    080207 G96  0.1-  0.2-    080304 474  0.6-  0.3+    130208 C44  0.1+  0.4-
    080207 G96  0.1+  0.4-    080304 474  0.4+  0.3-
    
    Ephemeris:
    2008 CA5                 a,e,i = 1.87, 0.60, 25                  q = 0.7562
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 01 10    10 03 17.0 +38 52 47   0.9245  1.8062   142.4    19.4    21.9
    ...
    2013 01 25    09 34 47.0 +40 20 48   0.7443  1.6869   154.5    14.6    21.1
    ...
    2013 02 02    09 10 10.9 +40 28 46   0.6688  1.6205   156.3    14.1    20.8
    ...
    2013 02 08    08 48 01.6 +39 57 35   0.6229  1.5694   153.7    16.2    20.6
    2013 02 09    08 44 06.8 +39 48 26   0.6162  1.5608   153.0    16.7    20.6
    2013 02 10    08 40 09.3 +39 38 03   0.6097  1.5522   152.1    17.3    20.6
    ...
    2013 02 16    08 15 56.7 +38 08 40   0.5766  1.4999   145.7    21.8    20.5
    ...
    2013 02 24    07 44 46.5 +34 57 35   0.5466  1.4287   134.8    29.4    20.5
    ...
    2013 03 11    06 59 29.7 +26 16 26   0.5249  1.2915   112.9    45.1    20.7
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-C40
    

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