! titre      C/1998 P1 (Williams)                    
 ! date       22/09/98
 ! obstime      0.555800020694733     
 ! polar      G       
 ! freq          1667359030.00000     
 ! vit_debut    -8428.16113281250     
 ! delta_vit     140.469360351562     
 ! nb cycles     32.00000    
 ! ah depart             3
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            48840.1992187500     
 ! dec          -34.2481956481934     
  -8428.161     -0.1108735    
  -8287.691      6.8294413E-02
  -8147.222      0.1072522    
  -8006.753      0.1336478    
  -7866.284      5.3831171E-02
  -7725.814     -6.5175526E-02
  -7585.345     -2.9400883E-02
  -7444.876     -9.7921126E-02
  -7304.407     -2.1766698E-02
  -7163.938     -4.5090653E-02
  -7023.468      1.2028839E-02
  -6882.999     -8.2013629E-02
  -6742.530      1.4083987E-02
  -6602.061      5.5107664E-02
  -6461.591      9.2310347E-02
  -6321.122     -2.9404612E-02
  -6180.653      2.5226669E-02
  -6040.184     -0.1363878    
  -5899.714     -0.1217728    
  -5759.245      5.0333314E-02
  -5618.776      4.0490139E-02
  -5478.307      6.0747348E-02
  -5337.837     -6.5467849E-02
  -5197.368     -4.5503490E-02
  -5056.899      1.5655101E-03
  -4916.430     -3.2640900E-02
  -4775.960     -3.0361623E-02
  -4635.491     -0.1276135    
  -4495.022     -6.8469858E-03
  -4354.553      0.1321298    
  -4214.083      0.2751083    
  -4073.614      9.6880496E-02
  -3933.145      1.5146406E-02
  -3792.676      9.7246252E-02
  -3652.207      0.1222886    
  -3511.737     -2.1267591E-02
  -3371.268     -2.2469148E-02
  -3230.799     -2.5571885E-02
  -3090.330      0.1303825    
  -2949.860      3.4247398E-02
  -2809.391      5.9477769E-02
  -2668.922     -7.8939967E-02
  -2528.453     -2.8330926E-02
  -2387.983      4.3832220E-02
  -2247.514     -5.0641872E-02
  -2107.045      2.8648360E-03
  -1966.576     -2.9749507E-02
  -1826.106     -5.3890478E-02
  -1685.637     -0.1004423    
  -1545.167     -4.1746262E-02
  -1404.698      9.7289518E-02
  -1264.229     -5.7523124E-02
  -1123.759      7.8297995E-02
  -983.2900      6.2349413E-02
  -842.8207     -7.2327159E-02
  -702.3513      1.8426934E-02
  -561.8820     -1.5596312E-02
  -421.4126      3.1692229E-02
  -280.9432      9.1068886E-02
  -140.4739     -4.4135209E-03
 -4.5166016E-03  0.1655453    
   140.4648      1.3068986E-02
   280.9342      7.2297603E-02
   421.4036     -6.6026993E-02
   561.8729     -2.3821088E-02
   702.3423      0.1299931    
   842.8116      4.3906253E-02
   983.2810     -0.1797468    
   1123.750     -2.9763969E-02
   1264.220     -1.5981555E-02
   1404.689     -1.0616207E-02
   1545.158     -3.4636736E-02
   1685.628     -3.9085954E-02
   1826.097      4.9451109E-02
   1966.567      3.6578555E-02
   2107.036      5.4452866E-03
   2247.505     -9.8761924E-02
   2387.975     -4.8294649E-03
   2528.444      5.2755564E-02
   2668.913      7.3363483E-03
   2809.382      8.1139855E-02
   2949.852      0.1094522    
   3090.321     -0.1827994    
   3230.790      1.8126635E-02
   3371.259      0.1262054    
   3511.729      3.9044581E-03
   3652.198     -2.2632681E-02
   3792.667     -6.7716889E-02
   3933.136     -5.1931739E-03
   4073.605      0.1027826    
   4214.075     -2.1436958E-02
   4354.544      8.4832124E-02
   4495.013      8.3601050E-02
   4635.482      0.2040205    
   4775.952     -0.1293241    
   4916.421      1.3937823E-02
   5056.890     -9.9141173E-02
   5197.359      0.1819182    
   5337.829      4.5832088E-03
   5478.298      4.0295474E-02
   5618.767     -0.1121317    
   5759.236      3.3302100E-03
   5899.706     -0.1218605    
   6040.175      2.3210559E-02
   6180.644      1.6251311E-03
   6321.113     -8.5260905E-02
   6461.583     -4.4301242E-02
   6602.052      8.2569104E-03
   6742.521      6.0942981E-02
   6882.990      0.1316582    
   7023.459     -1.4068321E-02
   7163.929     -1.1291554E-02
   7304.398     -0.2094107    
   7444.867      7.8407474E-02
   7585.336      0.1032509    
   7725.806     -1.8228864E-02
   7866.275      0.1600807    
   8006.744      5.1546123E-02
   8147.213     -0.1380219    
   8287.683     -0.1621374