! titre      C/1998 P1 (Williams)                    
 ! date       03/10/98
 ! obstime      0.523899972438812     
 ! polar      D       
 ! freq          1665401840.00000     
 ! vit_debut    -8438.06640625000     
 ! delta_vit     140.634445190430     
 ! nb cycles     42.00000    
 ! ah depart            -9
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            48679.9023437500     
 ! dec          -30.8470001220703     
  -8438.066     -3.0133747E-02
  -8297.432      1.2639938E-02
  -8156.797      6.6933841E-03
  -8016.163     -9.2490897E-02
  -7875.529      7.7270633E-03
  -7734.895      2.9188909E-02
  -7594.260     -5.1064689E-02
  -7453.626     -3.1032378E-02
  -7312.992      2.6875351E-02
  -7172.357     -0.1303592    
  -7031.723     -6.6975787E-02
  -6891.089      0.1454616    
  -6750.455     -1.0694910E-02
  -6609.820     -1.5028121E-03
  -6469.186      1.8336436E-02
  -6328.552     -8.8952631E-03
  -6187.917     -0.1034601    
  -6047.283      5.4347772E-02
  -5906.649      2.9871836E-02
  -5766.015     -3.6171321E-02
  -5625.380      2.0157859E-02
  -5484.746      8.2946725E-02
  -5344.112      9.3614191E-02
  -5203.478      8.0766067E-02
  -5062.843      1.1679248E-02
  -4922.209      1.2037372E-02
  -4781.575     -7.3286399E-02
  -4640.940     -1.5357559E-02
  -4500.306      1.6123414E-02
  -4359.672      9.5189046E-03
  -4219.038      2.3847399E-02
  -4078.403      0.1456343    
  -3937.769      5.3536884E-02
  -3797.134     -5.9022974E-02
  -3656.500     -2.6424484E-02
  -3515.865      1.3607766E-02
  -3375.230     -0.1644499    
  -3234.596      2.6062265E-02
  -3093.961      0.1293930    
  -2953.327     -3.2878876E-02
  -2812.692      3.0541129E-02
  -2672.058      9.7745128E-02
  -2531.423     -1.8376462E-02
  -2390.789     -8.2570963E-02
  -2250.154     -0.1024993    
  -2109.520     -8.6590843E-03
  -1968.885      0.1006952    
  -1828.251      1.7214987E-03
  -1687.617     -6.2567256E-02
  -1546.982     -4.3870807E-02
  -1406.348      7.8566946E-02
  -1265.713     -1.8971629E-02
  -1125.079      1.4178388E-02
  -984.4445     -9.6624732E-02
  -843.8101     -2.7886333E-02
  -703.1756     -0.1506719    
  -562.5411     -0.1900654    
  -421.9067      2.7414151E-02
  -281.2722     -9.0746573E-05
  -140.6378      2.2327960E-03
 -3.3264160E-03 -1.5503270E-02
   140.6311     -4.7552235E-02
   281.2656      9.7852737E-02
   421.9000     -6.3142046E-02
   562.5345     -4.6694983E-02
   703.1689      2.8409427E-02
   843.8034      4.2327102E-02
   984.4379     -1.9396938E-02
   1125.072     -3.5408458E-03
   1265.707      7.1752034E-02
   1406.341     -3.6060173E-02
   1546.975      9.3623906E-02
   1687.610     -5.9608661E-02
   1828.244      2.6515281E-02
   1968.879      6.9356032E-02
   2109.513     -3.6824688E-02
   2250.148      0.1108130    
   2390.782      1.2228224E-02
   2531.417      3.8352948E-02
   2672.051      2.7341433E-02
   2812.686     -1.6145436E-02
   2953.320      2.6559442E-02
   3093.955     -2.9637907E-02
   3234.589     -5.3693112E-02
   3375.224     -0.1291703    
   3515.858      6.5402114E-03
   3656.493      1.7913811E-02
   3797.127      3.5552446E-02
   3937.762      1.6420421E-03
   4078.396     -0.1031992    
   4219.031     -0.1097022    
   4359.665     -2.6094876E-02
   4500.299     -1.8265234E-02
   4640.934     -0.2097111    
   4781.568      2.2472894E-02
   4922.202     -5.5606775E-02
   5062.836      9.7827159E-02
   5203.471      5.0983641E-02
   5344.105      2.2194736E-02
   5484.739      7.0157602E-02
   5625.374      8.6506018E-03
   5766.008      4.3808009E-02
   5906.642      0.1171875    
   6047.276      3.0910535E-02
   6187.911     -1.0325716E-02
   6328.545     -2.4380285E-02
   6469.179     -9.4605789E-02
   6609.813     -8.0120014E-03
   6750.448     -2.3458865E-02
   6891.082      1.5341327E-02
   7031.716      8.1445277E-03
   7172.351      2.8565194E-02
   7312.985     -5.6533057E-02
   7453.619      0.1295821    
   7594.253     -6.6138074E-02
   7734.888     -8.0596484E-02
   7875.522     -7.5909663E-03
   8016.156     -9.5186189E-02
   8156.791      3.0407947E-02
   8297.425      6.3577093E-02