GRB19990831 
12:59:22.258 
    157.5000000      0.6944444
    187.5000000      9.7873259
    217.5000000     10.6553814
    247.5000000      9.0494788
    277.5000000      9.2664925
    307.5000000      7.8993052
    337.5000000      8.2899301
    367.5000000      7.3350691
    397.5000000      6.4453123
    427.5000000      5.5555553
    457.5000000      5.5989581
    487.5000000      3.8628470
    517.5000000      5.9678817
    547.5000000      3.9062498
    577.5000000      2.6258679
    607.5000000      3.6675346
    637.5000000      2.9079860
    667.5000000      4.0256075
    727.5000000      2.4414062
    787.5000000      2.2026909
    847.5000000      2.7669270
    907.5000000      2.3220485
    967.5000000      3.4830727
   1027.5000000      2.5390624
   1087.5000000      1.0948820
   1150.5300000      0.6906236
   1213.6900000      1.6351616
   1308.4500000      1.2986477
   1403.2000000      1.0100593
   1497.9500000      1.0169305
   1592.7000000      0.6184037
   1687.4500000      0.6320793
   1782.2100000      0.6527594
   1876.9600000      0.4397537
   1971.7100000      0.7317391
   2098.0500000      0.6596480
   2224.3800000      0.8090354
   2350.7200000      0.3968195
   2477.0500000      0.4534721
   2666.5600000      0.1752144
   2856.0600000      0.3366687
   3045.5700000      0.5462566
   3235.0700000      0.3985268
   3424.5700000      0.1511574
   3614.0800000      0.1829420
   3866.7500000      0.2190151
   4119.4200000      0.1494456
   4372.0900000      0.3246448
   4624.7700000      0.2190151
   4877.4400000      0.2514788
   5193.2800000      0.2370497
   5509.1200000      0.2617854
   5824.9600000      0.2308658
   6140.8000000      0.1710881
   6456.6400000      0.2494175
   6772.4800000      0.2349884
   7088.3200000      0.1174942
   7404.1600000      0.1978850
   7720.0000000      0.1442911
   8035.8400000      0.2748388
   8414.8500000      0.1649076
   8793.8500000      0.1717743
   9172.8600000      0.1597501