! titre      C/1998 P1 (Williams)                    
 ! date       22/09/98
 ! obstime      0.555800020694733     
 ! polar      D       
 ! freq          1665401840.00000     
 ! vit_debut    -8438.06640625000     
 ! delta_vit     140.634445190430     
 ! nb cycles     32.00000    
 ! ah depart             3
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            48840.1992187500     
 ! dec          -34.2481956481934     
  -8438.066     -0.1158205    
  -8297.432     -4.1301185E-03
  -8156.797     -3.0111039E-02
  -8016.163     -2.1609366E-02
  -7875.529     -7.4380703E-02
  -7734.895      6.7946047E-02
  -7594.260      0.1257106    
  -7453.626     -1.1877378E-02
  -7312.992     -5.0092172E-02
  -7172.357     -9.1704959E-03
  -7031.723      3.2327853E-02
  -6891.089      7.5136602E-02
  -6750.455      0.1260991    
  -6609.820      1.8530659E-02
  -6469.186      0.1005576    
  -6328.552      9.2073895E-02
  -6187.917     -8.6748287E-02
  -6047.283      1.9748827E-02
  -5906.649     -0.1529462    
  -5766.015      7.1506701E-02
  -5625.380     -6.8250924E-02
  -5484.746      6.7981735E-02
  -5344.112      1.3122637E-02
  -5203.478     -8.9566112E-02
  -5062.843     -9.7586967E-02
  -4922.209     -7.0278168E-02
  -4781.575     -8.6451232E-02
  -4640.940      6.9297060E-02
  -4500.306      5.5147842E-02
  -4359.672     -0.1145558    
  -4219.038     -8.2913181E-03
  -4078.403      6.8336010E-02
  -3937.769      3.1829670E-03
  -3797.134     -1.1010680E-02
  -3656.500     -2.1903131E-02
  -3515.865      2.9617250E-02
  -3375.230     -6.3436739E-02
  -3234.596     -2.6360333E-02
  -3093.961     -3.6334895E-02
  -2953.327      0.1226595    
  -2812.692      6.2780373E-02
  -2672.058     -0.1473613    
  -2531.423      8.5292898E-02
  -2390.789      5.6489576E-02
  -2250.154     -7.2145417E-02
  -2109.520     -5.5945534E-02
  -1968.885      6.2362690E-02
  -1828.251     -2.7279895E-02
  -1687.617     -9.3796596E-02
  -1546.982      6.1040577E-02
  -1406.348     -2.4508068E-02
  -1265.713     -3.4329575E-02
  -1125.079      0.1783245    
  -984.4445      0.1701201    
  -843.8101      6.4955287E-02
  -703.1756     -0.1592357    
  -562.5411      0.1382748    
  -421.9067      2.4218212E-03
  -281.2722      0.1240289    
  -140.6378     -9.0457693E-02
 -3.3264160E-03  6.8634048E-02
   140.6311     -6.6592611E-02
   281.2656      9.4023958E-02
   421.9000      8.4865153E-02
   562.5345     -4.5033742E-02
   703.1689      2.7246163E-03
   843.8034      1.0950174E-02
   984.4379     -4.7716673E-02
   1125.072     -4.9594633E-02
   1265.707      7.1542136E-02
   1406.341     -6.5113194E-02
   1546.975      2.1293718E-02
   1687.610     -3.7259750E-02
   1828.244     -4.1370835E-02
   1968.879     -0.2481268    
   2109.513     -0.1089803    
   2250.148      0.1796909    
   2390.782      8.8095041E-03
   2531.417      3.2939486E-02
   2672.051      0.2333755    
   2812.686     -2.4410358E-02
   2953.320      7.3869653E-02
   3093.955     -7.4576259E-02
   3234.589     -0.1066842    
   3375.224     -0.1039169    
   3515.858      0.1384243    
   3656.493      8.9866772E-02
   3797.127     -4.7066417E-02
   3937.762      8.2127772E-02
   4078.396      1.4304356E-02
   4219.031      8.7112762E-02
   4359.665      1.2499330E-02
   4500.299     -3.8728829E-02
   4640.934     -1.5875045E-02
   4781.568      8.0321282E-02
   4922.202     -0.1138939    
   5062.836     -3.8244091E-02
   5203.471     -3.7779212E-02
   5344.105      4.1975934E-02
   5484.739      2.6627289E-02
   5625.374      5.9428263E-02
   5766.008      1.9232063E-02
   5906.642      0.1745407    
   6047.276     -7.0788696E-02
   6187.911     -1.9133095E-02
   6328.545     -0.1233018    
   6469.179     -0.1579262    
   6609.813      3.9308034E-02
   6750.448      4.9602780E-02
   6891.082      5.3662751E-02
   7031.716      1.3204890E-02
   7172.351     -9.3155317E-02
   7312.985      0.1533417    
   7453.619     -4.9961563E-03
   7594.253      9.1365390E-02
   7734.888     -5.2632876E-02
   7875.522     -5.2930973E-02
   8016.156      6.5381631E-02
   8156.791     -4.2129617E-02
   8297.425      1.3591880E-02