! titre      C/1998 P1 (Williams)                    
 ! date       04/10/98
 ! obstime      0.521000027656555     
 ! polar      D       
 ! freq          1665401840.00000     
 ! vit_debut    -8438.06640625000     
 ! delta_vit     140.634445190430     
 ! nb cycles     38.00000    
 ! ah depart            -8
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            48668.5976562500     
 ! dec          -30.5721931457520     
  -8438.066     -0.1295414    
  -8297.432      1.4569203E-02
  -8156.797     -4.3816328E-02
  -8016.163     -9.6704075E-03
  -7875.529      4.0030230E-02
  -7734.895      4.1625418E-02
  -7594.260     -3.2430291E-02
  -7453.626     -4.2269588E-02
  -7312.992     -3.8489234E-02
  -7172.357     -7.6809384E-02
  -7031.723      1.5205859E-02
  -6891.089     -9.8469578E-02
  -6750.455     -9.3205191E-02
  -6609.820      1.8154678E-03
  -6469.186     -4.8070583E-03
  -6328.552      8.6986966E-02
  -6187.917      1.1030979E-02
  -6047.283      4.9835011E-02
  -5906.649      4.0034611E-02
  -5766.015     -7.5791560E-02
  -5625.380      5.4176804E-02
  -5484.746     -3.5845421E-02
  -5344.112     -3.0323075E-02
  -5203.478      6.6290833E-02
  -5062.843      5.7536501E-02
  -4922.209      2.7964666E-02
  -4781.575      1.7687319E-02
  -4640.940      3.0110354E-02
  -4500.306      9.5828749E-02
  -4359.672     -4.3079101E-02
  -4219.038      1.0841739E-02
  -4078.403      5.4703075E-02
  -3937.769     -0.1118667    
  -3797.134      7.3475964E-02
  -3656.500      1.1815983E-02
  -3515.865     -8.2887329E-02
  -3375.230     -1.6483773E-02
  -3234.596     -5.3316075E-02
  -3093.961      7.5814389E-03
  -2953.327     -0.1024032    
  -2812.692     -3.3260118E-02
  -2672.058      0.1123419    
  -2531.423     -4.3483052E-02
  -2390.789     -2.6935514E-02
  -2250.154      5.6598196E-03
  -2109.520      1.7121436E-02
  -1968.885      2.0879658E-02
  -1828.251      9.9449441E-02
  -1687.617      0.1978495    
  -1546.982     -9.0100206E-02
  -1406.348      0.1631333    
  -1265.713      3.2666262E-02
  -1125.079     -0.1155476    
  -984.4445      6.0240392E-02
  -843.8101     -6.7321308E-02
  -703.1756     -3.8291585E-02
  -562.5411     -7.3966407E-03
  -421.9067      1.6187234E-02
  -281.2722      3.1972308E-02
  -140.6378     -6.2670432E-02
 -3.3264160E-03 -2.3805175E-02
   140.6311      5.4071322E-03
   281.2656      3.0327814E-02
   421.9000     -8.2545333E-02
   562.5345     -2.0146461E-02
   703.1689     -1.7146885E-02
   843.8034      0.1272170    
   984.4379      1.0246604E-02
   1125.072     -7.7103071E-02
   1265.707     -0.1008206    
   1406.341      2.0001544E-02
   1546.975      0.1005686    
   1687.610     -2.7762877E-02
   1828.244      1.0843699E-02
   1968.879      8.8218838E-02
   2109.513      2.9479509E-02
   2250.148      5.4113470E-02
   2390.782     -9.9445686E-02
   2531.417     -1.5011399E-02
   2672.051      1.1733379E-02
   2812.686      1.2149651E-02
   2953.320      3.8036082E-02
   3093.955      9.5585480E-02
   3234.589      0.1311017    
   3375.224      5.8494635E-02
   3515.858     -2.4858596E-02
   3656.493      1.5067858E-02
   3797.127      9.8838687E-02
   3937.762      2.4164274E-02
   4078.396      2.0992439E-02
   4219.031     -1.1226566E-03
   4359.665      6.0963176E-02
   4500.299     -9.2980087E-02
   4640.934      7.6251677E-03
   4781.568     -5.4298583E-03
   4922.202      3.2947000E-02
   5062.836      8.1407651E-02
   5203.471     -0.1165159    
   5344.105     -5.5588663E-02
   5484.739     -2.2281963E-02
   5625.374      8.0611855E-02
   5766.008      2.7665440E-02
   5906.642      0.1395680    
   6047.276      1.5077258E-02
   6187.911     -2.4867956E-02
   6328.545     -1.6303664E-02
   6469.179     -1.6800450E-02
   6609.813      5.3069588E-02
   6750.448      1.9683994E-02
   6891.082     -0.1066387    
   7031.716     -2.9106628E-02
   7172.351     -6.1950419E-02
   7312.985      4.7688901E-02
   7453.619     -1.5428385E-02
   7594.253      0.1010855    
   7734.888     -3.0560602E-02
   7875.522      6.2612281E-03
   8016.156     -1.5466280E-03
   8156.791     -3.2682449E-02
   8297.425     -7.0695043E-02