! titre      C/1998 P1 (Williams)                    
 ! date       29/09/98
 ! obstime      0.535399973392487     
 ! polar      D       
 ! freq          1667359030.00000     
 ! vit_debut    -8428.16113281250     
 ! delta_vit     140.469360351562     
 ! nb cycles     28.00000    
 ! ah depart            -4
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            48729.5000000000     
 ! dec          -31.9967231750488     
  -8428.161      1.2405152E-02
  -8287.691     -0.1830431    
  -8147.222      8.8330820E-02
  -8006.753      0.1663131    
  -7866.284      8.6768299E-02
  -7725.814     -0.2469417    
  -7585.345     -0.1118910    
  -7444.876     -0.1152297    
  -7304.407      0.1204077    
  -7163.938      8.3173171E-02
  -7023.468      8.6892890E-03
  -6882.999     -1.6118160E-02
  -6742.530     -0.1561365    
  -6602.061      0.1863811    
  -6461.591     -0.1313932    
  -6321.122     -1.9945260E-02
  -6180.653      0.1644487    
  -6040.184      2.9766206E-02
  -5899.714      0.2399627    
  -5759.245     -4.9920823E-02
  -5618.776      8.4086560E-02
  -5478.307      5.0010085E-02
  -5337.837      1.0174347E-02
  -5197.368      2.7340563E-02
  -5056.899     -0.1064058    
  -4916.430     -7.9670087E-02
  -4775.960      3.2418396E-02
  -4635.491     -0.2082054    
  -4495.022     -8.7853752E-02
  -4354.553      4.8757952E-02
  -4214.083      1.2482214E-02
  -4073.614      7.3096655E-02
  -3933.145     -9.9093646E-02
  -3792.676      2.2429002E-02
  -3652.207      4.8200272E-02
  -3511.737     -5.7977036E-02
  -3371.268     -7.4359834E-02
  -3230.799     -4.2796843E-02
  -3090.330     -9.6602969E-02
  -2949.860      4.6880741E-02
  -2809.391      2.3406852E-02
  -2668.922     -0.1672315    
  -2528.453      0.1164054    
  -2387.983      0.1278543    
  -2247.514      2.8138133E-03
  -2107.045     -0.1026758    
  -1966.576     -9.9306613E-02
  -1826.106      0.1299825    
  -1685.637     -0.1397785    
  -1545.167     -8.6688790E-03
  -1404.698      0.1066506    
  -1264.229     -1.4397630E-02
  -1123.759      2.8606370E-02
  -983.2900     -0.1646902    
  -842.8207     -2.8255543E-02
  -702.3513     -6.1800476E-02
  -561.8820     -9.5485561E-02
  -421.4126     -9.8285183E-02
  -280.9432     -6.2962882E-02
  -140.4739     -0.1346902    
 -4.5166016E-03 -0.1082701    
   140.4648     -0.1412691    
   280.9342     -9.1983534E-02
   421.4036     -1.6056949E-02
   561.8729     -2.3773262E-02
   702.3423     -4.2775556E-02
   842.8116     -0.1859367    
   983.2810      2.1028664E-02
   1123.750      7.0586443E-02
   1264.220     -9.9729300E-03
   1404.689      8.7617025E-02
   1545.158      3.6776494E-02
   1685.628      5.6669291E-02
   1826.097      0.1254125    
   1966.567      9.2515036E-02
   2107.036     -6.9733843E-02
   2247.505     -6.3091912E-03
   2387.975     -0.1046474    
   2528.444     -0.2344628    
   2668.913      6.7955174E-02
   2809.382      5.7383042E-02
   2949.852     -4.6116449E-02
   3090.321      8.7776758E-02
   3230.790     -0.1792500    
   3371.259     -8.6595535E-02
   3511.729     -0.1594534    
   3652.198     -0.2464693    
   3792.667     -0.2001789    
   3933.136      4.4042401E-02
   4073.605     -6.9970712E-02
   4214.075      0.1007702    
   4354.544      0.1505003    
   4495.013      6.4276777E-02
   4635.482     -0.1258052    
   4775.952      0.1278180    
   4916.421      1.9612201E-02
   5056.890      0.1217701    
   5197.359      9.2572100E-02
   5337.829     -7.1016029E-02
   5478.298     -9.6212380E-02
   5618.767     -6.1975587E-02
   5759.236      0.1275467    
   5899.706      0.1023404    
   6040.175     -3.3496771E-02
   6180.644      9.3856387E-02
   6321.113     -2.5881840E-02
   6461.583     -1.7748207E-02
   6602.052     -0.1045385    
   6742.521     -5.4933481E-02
   6882.990     -0.1459527    
   7023.459      9.8966859E-02
   7163.929      0.1361391    
   7304.398     -1.5556862E-02
   7444.867     -2.6543107E-02
   7585.336     -3.8286325E-02
   7725.806     -0.2139348    
   7866.275     -5.8330659E-02
   8006.744      5.8700994E-02
   8147.213     -0.1090637    
   8287.683      9.0901420E-02