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  • MPEC 1997-V12 : 1997 CT29

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    M.P.E.C. 1997-V12                                Issued 1997 Nov. 5, 17:57 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.
    
                 BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
                       URL http://cfa-www.harvard.edu/iau/mpc.html
    
                                       1997 CT29
    
                               Revision to MPEC 1997-N11
    
    Observations:
         J97C29T  C1997 10 26.24487 09 13 29.88 +16 58 47.5                      950
         J97C29T  C1997 10 27.24571 09 13 31.67 +16 58 40.9                      950
    
    Observer details:
    950 La Palma.  Observers M. E. Fletcher, A. Fitzsimmons, M. J. Irwin
        (assisted by P. Sorenson, M. Asif).  Measurer A. Fitzsimmons.
        2.5-m Isaac Newton Telescope.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arca and reference
    971026 950 45.1+  7.8-    971027 950 44.6+  7.5-    MPC 30244
    
    Orbital elements:
    1997 CT29
    Eccentricity assumed
    Epoch 1997 Dec. 18.0 TT = JDT 2450800.5                 Marsden
    M 190.52429              (2000.0)            P               Q
    n   0.00342587     Peri.  230.14647     +0.56872109     +0.82235381
    a  43.5801992      Node    74.52268     -0.74915316     +0.52643056
    e   0.0303951      Incl.    1.01342     -0.33959662     +0.21588210
    P 288              H    5.0           G   0.15
    Residuals in seconds of arc
    970202 568  0.5+  0.0     970207 568  0.4-  0.1+    970304 696  1.0+  0.7-
    970202 568  0.4+  0.1-    970207 568  0.3-  0.4+    971026 950  0.4+  0.1-
    970204 568  0.1+  0.4+    970304 696  1.0-  0.4-    971027 950  0.3-  0.2+
    970204 568  0.2-  0.5+    970304 696  0.2-  0.3-
    
    Ephemeris:
    1997 CT29                a,e,i = 43.58, 0.03, 1                  q = 42.256
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1997 10 29    09 13.58   +16 58.5   45.047   44.885    80.0     1.2    21.7
    1997 11 08    09 13.78   +16 57.8   44.874   44.884    89.9     1.3    21.7
    1997 11 18    09 13.82   +16 57.9   44.702   44.884   100.0     1.2    21.7
    1997 11 28    09 13.71   +16 58.6   44.535   44.884   110.1     1.2    21.7
    1997 12 08    09 13.46   +16 59.9   44.378   44.884   120.3     1.1    21.7
    1997 12 18    09 13.07   +17 01.9   44.237   44.884   130.6     1.0    21.6
    1997 12 28    09 12.55   +17 04.3   44.116   44.884   140.9     0.8    21.6
    1998 01 07    09 11.93   +17 07.2   44.019   44.884   151.3     0.6    21.6
    1998 01 17    09 11.23   +17 10.4   43.949   44.883   161.6     0.4    21.6
    1998 01 27    09 10.48   +17 13.8   43.908   44.883   171.9     0.2    21.5
    1998 02 06    09 09.70   +17 17.3   43.898   44.883   177.5     0.1    21.5
    1998 02 16    09 08.93   +17 20.6   43.919   44.883   167.3     0.3    21.5
    1998 02 26    09 08.19   +17 23.8   43.969   44.883   157.1     0.5    21.6
    1998 03 08    09 07.52   +17 26.7   44.048   44.883   146.9     0.7    21.6
    1998 03 18    09 06.93   +17 29.1   44.152   44.883   136.8     0.9    21.6
    1998 03 28    09 06.45   +17 31.0   44.278   44.882   126.7     1.0    21.6
    1998 04 07    09 06.10   +17 32.4   44.423   44.882   116.8     1.1    21.7
    1998 04 17    09 05.88   +17 33.2   44.580   44.882   106.9     1.2    21.7
    1998 04 27    09 05.81   +17 33.3   44.746   44.882    97.1     1.3    21.7
    1998 05 07    09 05.89   +17 32.7   44.915   44.882    87.5     1.3    21.7
    1998 05 17    09 06.12   +17 31.6   45.084   44.882    77.9     1.3    21.7
    1998 05 27    09 06.48   +17 29.8   45.246   44.882    68.3     1.2    21.7
    
    Brian G. Marsden             (C) Copyright 1997 MPC           M.P.E.C. 1997-V12
    

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