! titre      C/1998 P1 (Williams)                    
 ! date       22/09/98
 ! obstime      0.555800020694733     
 ! polar      G       
 ! freq          1665401840.00000     
 ! vit_debut    -8438.06640625000     
 ! delta_vit     140.634445190430     
 ! nb cycles     30.00000    
 ! ah depart             3
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            48840.1992187500     
 ! dec          -34.2481956481934     
  -8438.066     -8.7923042E-02
  -8297.432     -6.5941431E-02
  -8156.797     -2.0995747E-02
  -8016.163      7.9906292E-02
  -7875.529      1.4314932E-03
  -7734.895      2.7320480E-02
  -7594.260      6.0038097E-02
  -7453.626     -8.0773301E-02
  -7312.992     -8.1005670E-02
  -7172.357     -8.0311768E-02
  -7031.723      8.7933518E-02
  -6891.089      6.3344166E-02
  -6750.455      0.1282040    
  -6609.820     -2.9391099E-02
  -6469.186     -0.1917161    
  -6328.552      4.5665365E-02
  -6187.917      8.0039978E-02
  -6047.283     -5.3340062E-03
  -5906.649     -0.1946449    
  -5766.015     -9.6163079E-02
  -5625.380      0.1624220    
  -5484.746     -6.1038584E-02
  -5344.112     -6.9667380E-03
  -5203.478      0.1331065    
  -5062.843     -8.1101365E-02
  -4922.209      1.9198924E-02
  -4781.575      0.1914657    
  -4640.940     -0.1438670    
  -4500.306      7.8547724E-02
  -4359.672     -8.0750227E-02
  -4219.038     -6.6753449E-03
  -4078.403      8.4146179E-02
  -3937.769      8.3357878E-02
  -3797.134      0.1416741    
  -3656.500     -8.7887846E-02
  -3515.865      8.8416353E-02
  -3375.230      4.2496104E-02
  -3234.596      6.0441092E-02
  -3093.961     -5.2860368E-02
  -2953.327      0.1178131    
  -2812.692      4.6524037E-02
  -2672.058     -3.9809722E-02
  -2531.423     -8.0762245E-02
  -2390.789     -3.5919223E-02
  -2250.154      1.2419263E-02
  -2109.520      1.3438670E-02
  -1968.885     -9.6000910E-02
  -1828.251      9.4159432E-02
  -1687.617     -6.8391852E-02
  -1546.982     -0.1882849    
  -1406.348     -2.2894267E-03
  -1265.713      5.1647197E-03
  -1125.079      8.9215420E-02
  -984.4445      2.0270341E-03
  -843.8101      4.5856562E-02
  -703.1756     -4.3761052E-02
  -562.5411      9.9779598E-02
  -421.9067     -3.9869256E-02
  -281.2722      1.1028410E-03
  -140.6378     -4.6332065E-02
 -3.3264160E-03 -5.7552207E-02
   140.6311      7.3948584E-02
   281.2656      4.3724403E-02
   421.9000      0.1048309    
   562.5345     -7.1777456E-02
   703.1689     -2.2032339E-02
   843.8034      6.5334827E-02
   984.4379     -0.1017535    
   1125.072      4.3015983E-02
   1265.707     -3.5986740E-02
   1406.341     -4.2345632E-02
   1546.975      0.2863087    
   1687.610      4.8384860E-02
   1828.244      5.8398593E-02
   1968.879      4.9009454E-02
   2109.513      0.2069103    
   2250.148      0.1963159    
   2390.782      0.1001359    
   2531.417      0.1545482    
   2672.051      0.1504063    
   2812.686      8.7880939E-02
   2953.320      0.1912146    
   3093.955      0.2132045    
   3234.589      5.9645727E-02
   3375.224      0.1473473    
   3515.858      0.1537905    
   3656.493      4.4400629E-02
   3797.127      1.9774003E-02
   3937.762     -3.1570204E-02
   4078.396     -0.1263610    
   4219.031     -8.2939528E-03
   4359.665     -8.0337450E-02
   4500.299      0.1009049    
   4640.934      6.4429596E-02
   4781.568      0.1800966    
   4922.202      7.4864767E-02
   5062.836     -6.4157337E-02
   5203.471      4.8433024E-02
   5344.105     -0.1447133    
   5484.739      3.4839068E-02
   5625.374      0.1834746    
   5766.008     -6.6824861E-02
   5906.642     -8.9601025E-02
   6047.276     -2.0890059E-02
   6187.911      5.1847663E-02
   6328.545      9.3649484E-02
   6469.179     -0.1068033    
   6609.813     -0.1226589    
   6750.448      9.2367649E-02
   6891.082      7.4180633E-02
   7031.716      0.2277802    
   7172.351     -9.9940225E-02
   7312.985     -0.1148624    
   7453.619      2.3618718E-03
   7594.253     -2.7274748E-02
   7734.888     -9.4133914E-02
   7875.522      4.4144042E-02
   8016.156     -0.1427592    
   8156.791      5.0556529E-02
   8297.425     -8.7597169E-02