! titre      C/1998 P1 (Williams)                    
 ! date       01/10/98
 ! obstime      0.529600024223328     
 ! polar      D       
 ! freq          1667359030.00000     
 ! vit_debut    -8428.16113281250     
 ! delta_vit     140.469360351562     
 ! nb cycles     40.00000    
 ! ah depart            -7
 ! RA  offset   0.000000000000000E+000
 ! dec offset   0.000000000000000E+000
 ! RA            48703.6992187500     
 ! dec          -31.4112491607666     
  -8428.161     -2.4764609E-02
  -8287.691     -3.3657285E-03
  -8147.222      6.8338372E-02
  -8006.753      7.1226959E-03
  -7866.284      0.1657335    
  -7725.814     -0.1038560    
  -7585.345     -4.7462989E-02
  -7444.876     -7.1089752E-02
  -7304.407      6.6698335E-02
  -7163.938      5.3400874E-02
  -7023.468      3.0342402E-02
  -6882.999      1.4228874E-02
  -6742.530      0.1139607    
  -6602.061     -2.7061636E-02
  -6461.591     -7.6982461E-02
  -6321.122     -2.7572239E-02
  -6180.653      5.0892487E-02
  -6040.184     -8.2194656E-02
  -5899.714     -6.8606019E-02
  -5759.245      8.2534932E-02
  -5618.776     -4.9575966E-02
  -5478.307     -8.0409773E-02
  -5337.837     -1.1321897E-02
  -5197.368     -1.6463034E-04
  -5056.899     -3.4893997E-02
  -4916.430      9.2014216E-02
  -4775.960     -6.6306427E-02
  -4635.491     -0.1062871    
  -4495.022      6.9441922E-02
  -4354.553     -6.4249545E-02
  -4214.083     -9.3189411E-02
  -4073.614     -0.1803909    
  -3933.145      3.0288789E-02
  -3792.676     -0.1399876    
  -3652.207     -1.5609246E-02
  -3511.737      0.1216961    
  -3371.268     -2.4665631E-02
  -3230.799     -0.1024289    
  -3090.330     -6.2267110E-02
  -2949.860      3.8788397E-02
  -2809.391      0.1207236    
  -2668.922     -6.8393178E-02
  -2528.453     -2.4236167E-02
  -2387.983     -0.1151598    
  -2247.514      0.1391665    
  -2107.045      7.3054485E-02
  -1966.576      4.9473681E-02
  -1826.106      2.6250686E-02
  -1685.637     -7.6989508E-03
  -1545.167     -0.1889041    
  -1404.698      0.1304540    
  -1264.229     -6.4872161E-02
  -1123.759      2.2041618E-03
  -983.2900      0.1038268    
  -842.8207     -2.6686192E-02
  -702.3513      9.0538360E-02
  -561.8820      7.1758106E-02
  -421.4126     -0.1471175    
  -280.9432     -0.1231484    
  -140.4739     -6.8117969E-02
 -4.5166016E-03 -9.9152677E-02
   140.4648     -0.2296358    
   280.9342     -0.1229981    
   421.4036      1.2317085E-02
   561.8729     -6.9859870E-02
   702.3423     -3.1702362E-02
   842.8116     -2.4313504E-02
   983.2810     -3.4642473E-02
   1123.750      4.2591147E-02
   1264.220     -3.7315574E-02
   1404.689      6.3665628E-02
   1545.158     -1.5199298E-02
   1685.628      6.8500258E-02
   1826.097     -0.1028263    
   1966.567     -8.3976863E-03
   2107.036      3.9877903E-02
   2247.505      0.1539240    
   2387.975      2.1957380E-03
   2528.444      1.3017977E-02
   2668.913     -0.1147452    
   2809.382     -8.4490903E-02
   2949.852     -8.0520429E-02
   3090.321      8.5882343E-02
   3230.790      1.9563973E-02
   3371.259     -2.6286639E-02
   3511.729      1.8246692E-03
   3652.198      6.0257380E-04
   3792.667     -2.1198113E-02
   3933.136      5.9215870E-02
   4073.605     -2.2075159E-02
   4214.075      3.5438973E-02
   4354.544      1.2426680E-02
   4495.013      6.6477820E-02
   4635.482      4.8906885E-02
   4775.952     -0.1842044    
   4916.421      0.1143871    
   5056.890      3.4258738E-03
   5197.359      6.3793130E-02
   5337.829      5.0559375E-02
   5478.298     -8.1454469E-03
   5618.767      0.1922411    
   5759.236     -0.1653870    
   5899.706      0.1548232    
   6040.175      9.6071005E-02
   6180.644      3.4259047E-02
   6321.113     -3.8107000E-02
   6461.583      2.9203640E-02
   6602.052      1.1394921E-02
   6742.521     -5.6721617E-02
   6882.990      5.9361618E-02
   7023.459      2.5471915E-02
   7163.929     -0.1142202    
   7304.398     -0.1131151    
   7444.867     -4.1728899E-02
   7585.336      0.1664426    
   7725.806     -0.2369659    
   7866.275     -0.1695945    
   8006.744     -3.1807736E-02
   8147.213      0.1461183    
   8287.683     -8.6753517E-03