! titre      C/1998 P1 (Williams)                    
 ! date       22/09/98
 ! obstime      0.555800020694733     
 ! polar      D       
 ! 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     -5.3230040E-02
  -8287.691      3.6165640E-02
  -8147.222      1.8602589E-03
  -8006.753      8.8185573E-04
  -7866.284      8.1390381E-02
  -7725.814     -2.2876240E-02
  -7585.345      4.1786090E-02
  -7444.876     -3.8349889E-03
  -7304.407      3.8610596E-02
  -7163.938     -4.4777770E-02
  -7023.468      0.1632089    
  -6882.999     -3.9700493E-02
  -6742.530     -7.0721351E-02
  -6602.061      2.0028012E-02
  -6461.591      0.1948278    
  -6321.122      5.6153461E-02
  -6180.653     -0.1131497    
  -6040.184     -0.1063458    
  -5899.714     -9.4475985E-02
  -5759.245     -0.1329978    
  -5618.776      6.8634182E-02
  -5478.307      1.6123930E-02
  -5337.837      3.8962312E-02
  -5197.368      6.2582761E-02
  -5056.899     -9.7161502E-02
  -4916.430     -0.1272065    
  -4775.960      1.8465381E-02
  -4635.491     -7.5535156E-02
  -4495.022     -3.9714854E-03
  -4354.553      5.2467313E-02
  -4214.083     -3.9593823E-02
  -4073.614      0.1547886    
  -3933.145      7.0549045E-03
  -3792.676      0.2027610    
  -3652.207      8.8684544E-02
  -3511.737      8.8841438E-02
  -3371.268     -1.1426806E-02
  -3230.799      1.3659150E-02
  -3090.330     -8.4156007E-02
  -2949.860      7.1732894E-02
  -2809.391      4.9996234E-02
  -2668.922     -0.1032923    
  -2528.453     -0.1057809    
  -2387.983      8.1493959E-02
  -2247.514      5.1076282E-02
  -2107.045      5.8795951E-02
  -1966.576     -0.2285897    
  -1826.106     -2.6031023E-02
  -1685.637      0.1521465    
  -1545.167      2.3950102E-02
  -1404.698     -0.2694578    
  -1264.229     -0.1089667    
  -1123.759     -8.7781055E-03
  -983.2900     -5.2077174E-02
  -842.8207      0.1578507    
  -702.3513     -0.1390994    
  -561.8820      0.1178259    
  -421.4126     -8.5633136E-02
  -280.9432     -3.8674895E-02
  -140.4739      2.2883438E-02
 -4.5166016E-03 -9.4581194E-02
   140.4648     -0.1270591    
   280.9342     -3.4674466E-02
   421.4036      0.1140648    
   561.8729     -0.1326117    
   702.3423     -0.1660122    
   842.8116     -4.0558115E-02
   983.2810     -6.4982593E-02
   1123.750      0.1636723    
   1264.220     -3.2283939E-02
   1404.689      6.4630941E-03
   1545.158     -6.8498969E-02
   1685.628      0.1836833    
   1826.097     -6.5371752E-02
   1966.567     -0.1797304    
   2107.036      1.2871586E-02
   2247.505     -0.1013298    
   2387.975     -8.1426032E-02
   2528.444      0.1338628    
   2668.913      0.2177927    
   2809.382      6.3249841E-02
   2949.852     -1.8444328E-02
   3090.321      3.7596330E-02
   3230.790     -4.2752512E-02
   3371.259     -8.8686973E-02
   3511.729     -0.1319335    
   3652.198     -0.1359729    
   3792.667      0.1324435    
   3933.136     -0.1905639    
   4073.605     -0.1065966    
   4214.075     -5.2418049E-02
   4354.544     -2.8136887E-03
   4495.013      8.5759737E-02
   4635.482     -6.9967747E-02
   4775.952      0.1032110    
   4916.421      3.9652381E-02
   5056.890     -4.7233958E-02
   5197.359      8.0840789E-02
   5337.829      1.3510444E-02
   5478.298     -0.1451843    
   5618.767     -7.5352378E-02
   5759.236      7.1345687E-02
   5899.706      5.1925320E-02
   6040.175     -7.4958339E-02
   6180.644     -5.8224440E-02
   6321.113      7.0932493E-02
   6461.583     -8.6566322E-02
   6602.052     -0.1683808    
   6742.521      8.9310884E-02
   6882.990     -0.1583731    
   7023.459      4.2584773E-02
   7163.929      2.6628559E-02
   7304.398     -9.0491362E-02
   7444.867      0.1633471    
   7585.336      0.1830232    
   7725.806     -4.8122007E-02
   7866.275      4.7904633E-02
   8006.744      0.1533724    
   8147.213     -0.1524636    
   8287.683     -4.6113706E-03