! titre      C/1998 J1 (SOHO)                        
 ! date       06/06/98
 ! obstime      0.574400007724762     
 ! polar      D       
 ! freq          1667359030.00000     
 ! vit_debut    -8428.16113281250     
 ! delta_vit     140.469360351562     
 ! nb cycles     36.00000    
 ! ah depart            -8
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            24902.0000000000     
 ! dec          -22.2706947326660     
  -8428.161      5.8152322E-02
  -8287.691     -5.3185254E-02
  -8147.222      4.8969865E-02
  -8006.753     -4.4759419E-02
  -7866.284      7.6643042E-02
  -7725.814     -1.7882204E-02
  -7585.345      3.4968622E-02
  -7444.876      1.1904132E-02
  -7304.407     -2.8363891E-02
  -7163.938     -1.9099621E-02
  -7023.468     -0.1189940    
  -6882.999      7.1908966E-02
  -6742.530      4.5334425E-02
  -6602.061      6.1053138E-02
  -6461.591     -0.1045804    
  -6321.122      9.4476707E-02
  -6180.653      3.8714539E-02
  -6040.184     -5.5977898E-03
  -5899.714     -5.9746236E-02
  -5759.245     -2.8768636E-02
  -5618.776      8.6524477E-04
  -5478.307      0.1331853    
  -5337.837      3.5194054E-02
  -5197.368     -1.9187653E-02
  -5056.899      1.9779569E-02
  -4916.430     -0.1058406    
  -4775.960      1.9544372E-02
  -4635.491     -9.9798791E-02
  -4495.022     -2.5927916E-02
  -4354.553     -6.3788936E-02
  -4214.083     -0.1085370    
  -4073.614      0.1406894    
  -3933.145      0.2497235    
  -3792.676      0.1142957    
  -3652.207     -9.1269054E-02
  -3511.737     -3.8220074E-03
  -3371.268      7.7947162E-02
  -3230.799     -1.8551005E-02
  -3090.330      8.5992642E-02
  -2949.860      4.2695906E-02
  -2809.391      0.1017982    
  -2668.922      3.4279123E-02
  -2528.453     -4.9788348E-02
  -2387.983     -3.0882806E-02
  -2247.514      4.7855228E-03
  -2107.045     -2.7897466E-02
  -1966.576      0.1469634    
  -1826.106     -2.8880147E-02
  -1685.637     -8.7682195E-02
  -1545.167      5.0769515E-02
  -1404.698      0.1192652    
  -1264.229      0.1833629    
  -1123.759      6.0155444E-02
  -983.2900      0.1198508    
  -842.8207      0.1622859    
  -702.3513      0.2466112    
  -561.8820      0.1355197    
  -421.4126      0.2260354    
  -280.9432      5.2770641E-02
  -140.4739      7.1834616E-02
 -4.5166016E-03  6.7710295E-02
   140.4648      0.1343350    
   280.9342      0.1702459    
   421.4036      9.3325742E-02
   561.8729     -1.5586488E-03
   702.3423      0.1943815    
   842.8116      0.2491464    
   983.2810      0.1615096    
   1123.750      3.8857225E-02
   1264.220      0.1697635    
   1404.689      0.1100543    
   1545.158      7.3559359E-02
   1685.628     -2.1842986E-02
   1826.097      7.3091194E-02
   1966.567     -3.2201827E-02
   2107.036      2.5847143E-02
   2247.505     -2.4929283E-02
   2387.975     -1.6748711E-02
   2528.444      6.3356914E-02
   2668.913     -1.8460238E-02
   2809.382     -0.1494071    
   2949.852     -6.3385703E-02
   3090.321     -3.3825763E-02
   3230.790     -7.9681315E-02
   3371.259      8.4463425E-02
   3511.729      7.0997939E-02
   3652.198      1.3696807E-02
   3792.667     -5.8298267E-02
   3933.136     -5.4557927E-02
   4073.605     -2.4923193E-04
   4214.075     -2.4913041E-02
   4354.544      0.1078094    
   4495.013      6.7241952E-02
   4635.482      5.3810086E-02
   4775.952      0.1036411    
   4916.421     -0.1234006    
   5056.890     -5.6631260E-02
   5197.359      9.6994095E-02
   5337.829      0.1010558    
   5478.298      9.5344462E-02
   5618.767      3.6492810E-02
   5759.236     -1.1884961E-02
   5899.706     -7.5667247E-02
   6040.175      8.8075303E-02
   6180.644     -3.3815283E-02
   6321.113      1.3310283E-02
   6461.583     -0.1398811    
   6602.052     -7.6244116E-02
   6742.521     -4.5688581E-03
   6882.990     -5.1139854E-02
   7023.459      6.6802308E-02
   7163.929      4.3732028E-02
   7304.398     -0.1019763    
   7444.867      0.1334181    
   7585.336      5.4263039E-03
   7725.806     -4.4236355E-02
   7866.275     -0.1280754    
   8006.744      3.0820239E-02
   8147.213      9.3101365E-03
   8287.683     -0.1027837