! titre      C/1998 P1 (Williams)                    
 ! date       04/10/98
 ! obstime      0.521000027656555     
 ! polar      G       
 ! freq          1667359030.00000     
 ! vit_debut    -8428.16113281250     
 ! delta_vit     140.469360351562     
 ! nb cycles     38.00000    
 ! ah depart            -8
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            48668.5976562500     
 ! dec          -30.5721931457520     
  -8428.161      0.1367277    
  -8287.691      2.1090871E-02
  -8147.222      5.4016449E-02
  -8006.753      9.2944682E-02
  -7866.284      8.6249143E-02
  -7725.814     -0.1034652    
  -7585.345     -4.0641718E-02
  -7444.876     -3.0275401E-02
  -7304.407      2.3624666E-04
  -7163.938      3.4956951E-02
  -7023.468     -3.4182224E-02
  -6882.999     -1.8170329E-02
  -6742.530      3.6763258E-02
  -6602.061     -4.4326488E-02
  -6461.591     -2.9478878E-02
  -6321.122      3.9618652E-02
  -6180.653      9.1540858E-02
  -6040.184      5.5015773E-02
  -5899.714      7.4784793E-02
  -5759.245     -2.6024640E-02
  -5618.776     -6.4920142E-02
  -5478.307     -8.4995098E-02
  -5337.837     -0.1097727    
  -5197.368     -0.1298666    
  -5056.899     -0.1011130    
  -4916.430      0.1134430    
  -4775.960      0.1166105    
  -4635.491     -0.1188093    
  -4495.022      6.8588398E-02
  -4354.553      5.4937065E-02
  -4214.083     -0.1057285    
  -4073.614      3.5572909E-02
  -3933.145      3.2137007E-02
  -3792.676     -4.6404589E-02
  -3652.207     -5.2854858E-02
  -3511.737      0.1109903    
  -3371.268      4.1386556E-02
  -3230.799     -2.8846722E-02
  -3090.330     -0.1286135    
  -2949.860     -9.0813711E-02
  -2809.391      8.1297588E-03
  -2668.922      8.9992769E-02
  -2528.453     -8.8833608E-03
  -2387.983     -8.7345071E-02
  -2247.514      7.3249243E-02
  -2107.045     -7.1840532E-02
  -1966.576      8.0054253E-02
  -1826.106      2.8635114E-02
  -1685.637     -0.1150600    
  -1545.167     -0.1125965    
  -1404.698     -7.9401292E-02
  -1264.229     -8.6942635E-02
  -1123.759      0.1474940    
  -983.2900     -2.8022019E-02
  -842.8207     -3.4926904E-04
  -702.3513      1.7105162E-02
  -561.8820      4.8001334E-02
  -421.4126      5.4285847E-02
  -280.9432     -0.1908050    
  -140.4739     -9.6265048E-02
 -4.5166016E-03  5.6827698E-02
   140.4648     -5.2367188E-02
   280.9342     -2.7147369E-02
   421.4036     -5.5441804E-02
   561.8729      5.9659284E-02
   702.3423     -7.6096140E-02
   842.8116      5.2217185E-03
   983.2810      0.1046351    
   1123.750     -0.1125273    
   1264.220     -5.1395152E-02
   1404.689     -3.6136303E-02
   1545.158      3.9067436E-02
   1685.628      3.2093223E-02
   1826.097     -6.8876028E-02
   1966.567      1.7921599E-02
   2107.036     -3.7613131E-02
   2247.505      0.2385720    
   2387.975      4.7599892E-03
   2528.444     -7.5537437E-03
   2668.913      9.6657045E-02
   2809.382     -1.6716186E-02
   2949.852     -0.1528431    
   3090.321     -0.1696695    
   3230.790      6.6633627E-02
   3371.259     -0.1103175    
   3511.729     -5.0138049E-02
   3652.198     -8.3086617E-02
   3792.667      1.6755916E-02
   3933.136     -3.2463304E-03
   4073.605     -2.0882506E-02
   4214.075     -7.9324521E-02
   4354.544     -3.3479717E-02
   4495.013      4.1461114E-02
   4635.482     -6.6251181E-02
   4775.952      3.7510797E-02
   4916.421     -9.5055178E-03
   5056.890     -5.1515616E-02
   5197.359      7.3816441E-02
   5337.829     -3.5241891E-02
   5478.298     -9.9188171E-02
   5618.767     -0.1012492    
   5759.236     -4.9838930E-02
   5899.706     -2.8962821E-03
   6040.175     -3.1684004E-03
   6180.644      0.1279510    
   6321.113     -2.9442377E-02
   6461.583     -2.4974126E-02
   6602.052      5.7767481E-02
   6742.521     -3.0154029E-02
   6882.990      1.1295184E-02
   7023.459      9.4733298E-02
   7163.929      5.0707556E-02
   7304.398      4.0625893E-02
   7444.867      8.5795127E-02
   7585.336      7.3662698E-02
   7725.806     -0.1545996    
   7866.275      2.6204565E-03
   8006.744      0.1016086    
   8147.213     -9.0215057E-02
   8287.683     -2.2590540E-02