! titre      C/1998 P1 (Williams)                    
 ! date       20/09/98
 ! obstime      0.561699986457825     
 ! 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            48879.5976562500     
 ! dec          -34.9607505798340     
  -8438.066     -7.6471098E-02
  -8297.432     -9.8505272E-03
  -8156.797     -2.8394299E-02
  -8016.163      0.1192426    
  -7875.529      3.8139842E-02
  -7734.895      6.3677676E-02
  -7594.260      6.3310176E-02
  -7453.626     -0.1519476    
  -7312.992     -4.9428370E-02
  -7172.357      3.1151105E-02
  -7031.723     -8.1428076E-04
  -6891.089     -2.5550459E-02
  -6750.455     -9.6489564E-02
  -6609.820     -1.0708977E-02
  -6469.186      0.1119237    
  -6328.552      0.1258804    
  -6187.917     -4.7582779E-02
  -6047.283      5.9573140E-02
  -5906.649      1.2398005E-02
  -5766.015     -9.6058473E-02
  -5625.380      0.1096755    
  -5484.746     -0.1741326    
  -5344.112      7.2775714E-02
  -5203.478     -9.7731486E-02
  -5062.843     -5.6143243E-02
  -4922.209     -0.1026335    
  -4781.575     -3.3394877E-02
  -4640.940      6.7654513E-02
  -4500.306      5.4255694E-02
  -4359.672     -5.2020103E-03
  -4219.038      5.4870684E-02
  -4078.403     -2.5356105E-02
  -3937.769     -6.6701151E-02
  -3797.134      7.1004219E-02
  -3656.500     -7.3026940E-02
  -3515.865      5.0650455E-02
  -3375.230     -0.1178217    
  -3234.596     -7.6551892E-02
  -3093.961      9.8478056E-02
  -2953.327      0.1157366    
  -2812.692      0.1435121    
  -2672.058      8.6236380E-02
  -2531.423      5.5536233E-02
  -2390.789     -0.1116808    
  -2250.154      7.0467442E-02
  -2109.520     -0.1279963    
  -1968.885     -2.9622617E-03
  -1828.251     -0.1740024    
  -1687.617      0.1507521    
  -1546.982     -1.4116610E-02
  -1406.348      5.1914610E-02
  -1265.713     -0.1020068    
  -1125.079      0.1352250    
  -984.4445     -0.1620801    
  -843.8101      8.6224958E-02
  -703.1756      0.1561040    
  -562.5411      8.1419218E-03
  -421.9067      0.2707392    
  -281.2722     -3.0985890E-02
  -140.6378     -0.1191051    
 -3.3264160E-03 -9.1660187E-02
   140.6311      4.3634392E-02
   281.2656      0.1343777    
   421.9000     -2.8526036E-02
   562.5345      0.1226620    
   703.1689     -6.4228803E-02
   843.8034     -0.1092054    
   984.4379     -1.3318352E-02
   1125.072     -2.7851060E-03
   1265.707     -3.9728243E-02
   1406.341      0.1528859    
   1546.975      0.1868200    
   1687.610      4.4846974E-02
   1828.244      6.8644039E-02
   1968.879      6.8351753E-02
   2109.513     -3.6774140E-02
   2250.148      0.1308548    
   2390.782     -0.1335115    
   2531.417      4.9559522E-02
   2672.051      5.4537669E-02
   2812.686      7.1374848E-02
   2953.320     -0.1162028    
   3093.955      0.1340363    
   3234.589      3.4029942E-02
   3375.224     -1.7682709E-02
   3515.858      4.4866484E-02
   3656.493     -4.5981079E-02
   3797.127     -0.1626688    
   3937.762     -8.4484503E-02
   4078.396      3.0348003E-02
   4219.031      2.5623331E-02
   4359.665     -3.1257165E-03
   4500.299     -1.2892623E-02
   4640.934      3.8413927E-02
   4781.568     -0.1005375    
   4922.202      6.5575771E-02
   5062.836     -0.1092235    
   5203.471     -6.3900910E-02
   5344.105      0.1269264    
   5484.739      0.1749837    
   5625.374      0.1114147    
   5766.008     -5.9660241E-02
   5906.642      6.6219419E-02
   6047.276     -9.4518647E-02
   6187.911     -9.0310000E-02
   6328.545      8.0097891E-02
   6469.179      1.5163886E-03
   6609.813     -5.5896737E-02
   6750.448      4.3523964E-02
   6891.082      3.4542218E-02
   7031.716      8.2300797E-02
   7172.351     -9.1327459E-02
   7312.985      1.1408400E-02
   7453.619      0.1410498    
   7594.253      7.1304277E-02
   7734.888     -6.4497009E-02
   7875.522      2.1346873E-02
   8016.156     -1.0570196E-02
   8156.791     -4.7572538E-02
   8297.425     -0.2101867