! titre      C/1998 P1 (Williams)                    
 ! date       02/10/98
 ! obstime      0.526799976825714     
 ! 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            48691.5976562500     
 ! dec          -31.1266117095947     
  -8438.066      8.9811914E-02
  -8297.432     -3.2782733E-02
  -8156.797      6.9847979E-02
  -8016.163     -8.9954510E-02
  -7875.529      0.1553151    
  -7734.895      1.4890650E-03
  -7594.260      6.6900760E-02
  -7453.626      7.5383693E-02
  -7312.992     -9.9009842E-02
  -7172.357      3.8492329E-02
  -7031.723     -5.0169870E-02
  -6891.089     -4.2384531E-02
  -6750.455      2.8642379E-02
  -6609.820      1.7290115E-02
  -6469.186      2.7975132E-04
  -6328.552      5.9323382E-02
  -6187.917     -3.1478889E-03
  -6047.283      8.6386474E-03
  -5906.649      9.0324327E-02
  -5766.015      5.7971250E-02
  -5625.380      5.0248858E-03
  -5484.746     -0.1341009    
  -5344.112     -3.4346715E-02
  -5203.478     -4.7840279E-02
  -5062.843      0.1782607    
  -4922.209     -0.1580132    
  -4781.575      9.1078384E-03
  -4640.940      0.1331970    
  -4500.306     -0.1302651    
  -4359.672     -0.1973196    
  -4219.038     -3.6543924E-02
  -4078.403      0.1057843    
  -3937.769     -0.1201873    
  -3797.134      8.5550569E-02
  -3656.500      5.5780221E-02
  -3515.865     -5.2464798E-02
  -3375.230     -0.2293476    
  -3234.596     -7.5453125E-02
  -3093.961      0.1234177    
  -2953.327      7.9306643E-03
  -2812.692      9.5648065E-02
  -2672.058     -3.8563269E-03
  -2531.423      5.2014988E-02
  -2390.789     -7.7738196E-02
  -2250.154     -4.8793152E-02
  -2109.520      4.1622106E-02
  -1968.885     -0.1361472    
  -1828.251      6.6556603E-02
  -1687.617     -5.3518616E-02
  -1546.982     -5.3628426E-02
  -1406.348     -0.1814610    
  -1265.713      4.0199999E-02
  -1125.079     -1.6605111E-02
  -984.4445     -6.1290443E-02
  -843.8101      9.6663255E-03
  -703.1756      0.1489103    
  -562.5411      2.7069062E-02
  -421.9067      0.1089892    
  -281.2722      5.9904542E-02
  -140.6378     -9.9989384E-02
 -3.3264160E-03 -7.1707502E-02
   140.6311     -4.8889037E-02
   281.2656     -5.5046424E-02
   421.9000     -8.5356655E-03
   562.5345      1.8001808E-02
   703.1689     -4.8919586E-03
   843.8034     -4.0721418E-03
   984.4379     -9.4698995E-02
   1125.072     -2.5986940E-02
   1265.707     -4.1671671E-02
   1406.341     -5.2282974E-02
   1546.975     -4.2830098E-02
   1687.610     -2.9241849E-02
   1828.244     -3.1902645E-02
   1968.879     -4.6864934E-02
   2109.513      9.7245008E-02
   2250.148      7.6322109E-02
   2390.782      4.3899320E-02
   2531.417     -4.5490421E-02
   2672.051      5.4954048E-02
   2812.686     -6.1766244E-03
   2953.320      1.2802164E-04
   3093.955      0.1006354    
   3234.589      4.7724780E-02
   3375.224      5.4149111E-03
   3515.858      8.3296616E-03
   3656.493     -0.1027449    
   3797.127      3.9664943E-02
   3937.762      1.0560735E-02
   4078.396     -5.3842690E-02
   4219.031      5.6831401E-02
   4359.665     -5.7790115E-02
   4500.299     -4.3439634E-02
   4640.934      1.2236794E-02
   4781.568     -1.2742005E-03
   4922.202      0.1667784    
   5062.836     -9.9506758E-02
   5203.471     -0.1342548    
   5344.105     -0.1084301    
   5484.739     -3.7636809E-02
   5625.374      1.1586495E-02
   5766.008      1.3999383E-02
   5906.642     -4.0727663E-03
   6047.276      9.3434677E-02
   6187.911      1.9913156E-02
   6328.545      1.6764397E-02
   6469.179     -3.6165141E-02
   6609.813     -0.1327508    
   6750.448      0.1869141    
   6891.082      3.1883959E-02
   7031.716      2.2189626E-02
   7172.351      3.6177501E-02
   7312.985      0.1910016    
   7453.619      4.0494666E-02
   7594.253     -1.5254445E-02
   7734.888     -0.1204726    
   7875.522      6.1711849E-04
   8016.156     -0.1238757    
   8156.791      9.0790190E-02
   8297.425      3.9881822E-03