! titre      C/1998 P1 (Williams)                    
 ! date       23/09/98
 ! obstime      0.552799999713898     
 ! polar      G       
 ! freq          1667359030.00000     
 ! vit_debut    -8428.16113281250     
 ! delta_vit     140.469360351562     
 ! nb cycles     30.00000    
 ! ah depart             3
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            48821.8984375000     
 ! dec          -33.9046096801758     
  -8428.161     -2.7307613E-02
  -8287.691      5.5258606E-02
  -8147.222     -0.2421943    
  -8006.753     -8.0692768E-02
  -7866.284      4.1220117E-02
  -7725.814     -7.2900608E-02
  -7585.345     -2.0161549E-02
  -7444.876     -4.1211944E-02
  -7304.407     -0.1672930    
  -7163.938      8.6209379E-02
  -7023.468      0.1203608    
  -6882.999      6.2929071E-02
  -6742.530      5.2499544E-02
  -6602.061      0.1890837    
  -6461.591      0.1848504    
  -6321.122      3.5256211E-02
  -6180.653      0.1258405    
  -6040.184      5.7870556E-02
  -5899.714      3.4485996E-02
  -5759.245     -7.3404334E-02
  -5618.776     -1.2325416E-02
  -5478.307     -0.2275569    
  -5337.837      1.9660518E-02
  -5197.368      0.1264143    
  -5056.899     -0.2670869    
  -4916.430      5.8884121E-02
  -4775.960      9.2822731E-02
  -4635.491     -9.0443986E-03
  -4495.022     -4.3835383E-02
  -4354.553     -0.1092363    
  -4214.083     -7.8920864E-02
  -4073.614      0.1482482    
  -3933.145     -6.4266317E-02
  -3792.676     -9.9099189E-02
  -3652.207      6.2984161E-02
  -3511.737     -8.4924631E-02
  -3371.268      2.5510469E-02
  -3230.799      2.5048163E-02
  -3090.330      0.1840074    
  -2949.860      2.6702179E-04
  -2809.391      9.9522270E-02
  -2668.922     -7.6630801E-02
  -2528.453      0.2029552    
  -2387.983      0.1839458    
  -2247.514      9.0641920E-03
  -2107.045      0.4117656    
  -1966.576      0.1095748    
  -1826.106      0.1519233    
  -1685.637      0.1526581    
  -1545.167     -7.1575485E-02
  -1404.698      3.0820582E-02
  -1264.229     -0.1721887    
  -1123.759      7.5768672E-02
  -983.2900     -8.5770562E-02
  -842.8207      9.4072884E-03
  -702.3513     -0.1957884    
  -561.8820      2.8663145E-02
  -421.4126      3.7936702E-02
  -280.9432      3.9721839E-02
  -140.4739     -0.2786852    
 -4.5166016E-03 -7.3590882E-02
   140.4648     -0.1695544    
   280.9342     -0.1728852    
   421.4036     -0.1036279    
   561.8729     -6.7225583E-02
   702.3423      0.1576645    
   842.8116     -9.8298289E-02
   983.2810     -2.9705549E-02
   1123.750     -7.0215993E-02
   1264.220      1.8518141E-02
   1404.689     -0.1867699    
   1545.158     -1.6442800E-03
   1685.628     -0.2180985    
   1826.097     -9.0748422E-02
   1966.567     -0.1267996    
   2107.036      4.0072646E-02
   2247.505      5.9142191E-02
   2387.975     -0.2089623    
   2528.444     -0.1236466    
   2668.913      8.8787578E-02
   2809.382     -0.1439308    
   2949.852     -7.4973486E-02
   3090.321     -8.8779740E-02
   3230.790     -3.5559930E-02
   3371.259      4.8678648E-02
   3511.729      0.1771929    
   3652.198      0.2133250    
   3792.667     -4.6373382E-02
   3933.136      1.1930863E-02
   4073.605     -0.1529383    
   4214.075      2.9691884E-02
   4354.544     -4.5153908E-02
   4495.013     -6.3855693E-02
   4635.482     -4.1084781E-02
   4775.952     -6.2215971E-03
   4916.421      5.3723585E-02
   5056.890     -0.1536269    
   5197.359      1.2856905E-02
   5337.829      0.2318035    
   5478.298     -5.6255744E-03
   5618.767      2.2065952E-02
   5759.236      0.3064324    
   5899.706      2.8760390E-02
   6040.175      9.0765655E-02
   6180.644     -7.3414847E-02
   6321.113     -0.1398912    
   6461.583      2.3963485E-02
   6602.052      0.1189617    
   6742.521     -0.1041560    
   6882.990     -0.1240240    
   7023.459      0.1886887    
   7163.929     -0.1803662    
   7304.398     -5.4591363E-03
   7444.867     -3.4980036E-02
   7585.336     -5.5669054E-02
   7725.806     -1.4270465E-02
   7866.275     -4.6181735E-02
   8006.744      1.4578667E-02
   8147.213      9.0454534E-02
   8287.683     -6.5776877E-02