! titre      C/1998 J1 (SOHO)                        
 ! date       04/06/98
 ! obstime      0.573400020599365     
 ! polar      D       
 ! freq          1667359030.00000     
 ! vit_debut    -8428.16113281250     
 ! delta_vit     140.469360351562     
 ! nb cycles     34.00000    
 ! ah depart            -3
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            24349.1992187500     
 ! dec          -20.0243892669678     
  -8428.161      0.1102913    
  -8287.691      0.1579074    
  -8147.222     -1.3877770E-02
  -8006.753      4.4906292E-02
  -7866.284     -0.1146088    
  -7725.814     -9.3298495E-02
  -7585.345     -4.5157827E-02
  -7444.876     -1.1313309E-02
  -7304.407      5.9257641E-02
  -7163.938     -6.5752946E-02
  -7023.468     -6.5515876E-02
  -6882.999      0.1561828    
  -6742.530     -2.2395739E-02
  -6602.061      4.9924932E-02
  -6461.591      5.2062906E-02
  -6321.122     -1.4931137E-02
  -6180.653      8.2955984E-03
  -6040.184      0.2332397    
  -5899.714     -1.7879652E-03
  -5759.245     -2.7383743E-02
  -5618.776      1.2439718E-02
  -5478.307      5.6956694E-03
  -5337.837     -1.9719725E-02
  -5197.368      0.1206243    
  -5056.899     -1.2971798E-02
  -4916.430     -0.1115229    
  -4775.960     -5.1646326E-05
  -4635.491     -8.1755370E-02
  -4495.022     -0.1608418    
  -4354.553     -9.1748565E-02
  -4214.083     -7.4245825E-02
  -4073.614     -9.4409615E-02
  -3933.145     -7.1406797E-02
  -3792.676      1.3999081E-02
  -3652.207     -7.8723453E-02
  -3511.737     -7.3974542E-02
  -3371.268      1.9485343E-02
  -3230.799     -1.0617634E-02
  -3090.330      6.5181077E-02
  -2949.860      7.3523916E-02
  -2809.391     -3.8952492E-02
  -2668.922     -3.8662199E-02
  -2528.453     -5.9742205E-02
  -2387.983     -0.1406849    
  -2247.514      6.6937007E-02
  -2107.045     -3.0287940E-02
  -1966.576      2.3689684E-02
  -1826.106      4.6641227E-02
  -1685.637      5.2139424E-02
  -1545.167      2.8006613E-02
  -1404.698      2.5214301E-02
  -1264.229     -2.3814086E-02
  -1123.759      0.1301898    
  -983.2900      8.5205019E-02
  -842.8207      9.6070893E-02
  -702.3513      0.1694027    
  -561.8820      0.1465878    
  -421.4126      8.5136265E-02
  -280.9432      7.0672989E-02
  -140.4739      0.1146669    
 -4.5166016E-03  6.0957070E-02
   140.4648      0.1066184    
   280.9342      7.7145584E-02
   421.4036      0.1254414    
   561.8729      9.5710881E-02
   702.3423      0.1586744    
   842.8116      0.2197293    
   983.2810      0.1315157    
   1123.750      0.1974284    
   1264.220      0.1510921    
   1404.689      0.1186561    
   1545.158      0.2182460    
   1685.628      9.0357460E-02
   1826.097      4.4529550E-02
   1966.567      0.1305769    
   2107.036      7.5734921E-02
   2247.505      0.1200329    
   2387.975      4.1730613E-02
   2528.444      2.1431653E-02
   2668.913      1.5526678E-02
   2809.382      0.1641552    
   2949.852     -0.1128041    
   3090.321     -1.2613180E-02
   3230.790      2.6673067E-02
   3371.259      3.2255307E-03
   3511.729      8.7193429E-02
   3652.198      1.3856246E-02
   3792.667     -3.0462930E-02
   3933.136     -6.4162217E-02
   4073.605      7.8128889E-02
   4214.075      8.6232387E-02
   4354.544     -5.5942707E-02
   4495.013     -6.3603856E-02
   4635.482      6.2587060E-02
   4775.952      8.5608564E-02
   4916.421     -3.3270193E-03
   5056.890      1.1427831E-02
   5197.359      1.3442297E-02
   5337.829      4.8944879E-02
   5478.298      4.9888030E-02
   5618.767      7.6716021E-02
   5759.236     -0.1072804    
   5899.706     -5.2601274E-02
   6040.175     -9.6414365E-02
   6180.644      6.4049229E-02
   6321.113     -6.4132713E-02
   6461.583      3.2879975E-02
   6602.052      4.5722570E-02
   6742.521     -3.6391165E-02
   6882.990      7.7921733E-02
   7023.459     -0.1286073    
   7163.929     -2.0812072E-02
   7304.398      0.1056686    
   7444.867      3.7100296E-02
   7585.336     -6.0106218E-02
   7725.806      4.2166580E-02
   7866.275     -4.4243801E-02
   8006.744      0.1169522    
   8147.213     -6.3626885E-02
   8287.683     -1.9887475E-02