GRB19990531 
15:56:21.211 
    157.5000000      0.5208333
    187.5000000      3.6458333
    217.5000000      7.8125000
    247.5000000      6.7708333
    277.5000000      4.1666667
    307.5000000      4.1666667
    337.5000000      2.6041667
    367.5000000      2.6041667
    397.5000000      1.5625000
    427.5000000      0.5208333
    457.5000000      2.0833333
    487.5000000      1.0416667
    517.5000000      1.0416667
    547.5000000      0.5208333
    577.5000000      2.6041667
    607.5000000      1.5625000
    637.5000000      1.0416667
    667.5000000      1.5625000
    727.5000000      0.5208333
    787.5000000      0.5208333
    847.5000000      1.0416667
    907.5000000      1.5625000
    967.5000000      1.3020833
   1027.5000000      1.3020833
   1087.5000000      0.4957957
   1150.5300000      0.2473876
   1213.6900000      0.6595610
   1308.4500000      0.1649077
   1403.2000000      0.1649077
   1497.9500000      0.3298153
   1592.7000000      0.4947230
   1687.4500000      0.6595610
   1782.2100000      0.3298153
   1876.9600000      0.1649077
   1971.7100000      0.1236742
   2098.0500000      0.0000000
   2224.3800000      0.0000000
   2350.7200000      0.0000000
   2477.0500000      0.1648989
   2666.5600000      0.0824538
   2856.0600000      0.0000000
   3045.5700000      0.0000000
   3235.0700000      0.0000000
   3424.5700000      0.0000000
   3614.0800000      0.0000000
   3866.7500000      0.0618396
   4119.4200000      0.0618396
   4372.0900000      0.0000000
   4624.7700000      0.0618396
   4877.4400000      0.0989425
   5193.2800000      0.0000000
   5509.1200000      0.0000000
   5824.9600000      0.0494713
   6140.8000000      0.0000000
   6456.6400000      0.0494713
   6772.4800000      0.0494713
   7088.3200000      0.0000000
   7404.1600000      0.0989425
   7720.0000000      0.0000000
   8035.8400000      0.0000000
   8414.8500000      0.0000000
   8793.8500000      0.0824517
   9172.8600000      0.0824517