GRB19990821 
22:12:54.694 
     13.1200000   4377.0831221
     15.6200000   5047.9164373
     18.1200000   5795.8330687
     20.6200000   5081.2497687
     23.1200000   4254.1664691
     25.6200000   3133.3331827
     28.1200000   2631.2498733
     30.6200000   2062.4999001
     33.1200000   1827.6040767
     35.6200000   1523.9582572
     38.1200000   1424.4790983
     40.6200000   1156.2499425
     43.1200000   1087.4999490
     45.6200000    802.0832938
     48.1200000    792.4478777
     50.6200000    654.4270530
     53.1200000    520.0520567
     55.6200000    427.0833119
     60.6200000    301.0416506
     65.6200000    224.9999879
     70.6200000    192.4479070
     75.6200000    140.1041596
     80.6200000    112.1093695
     85.6200000     84.1145786
     90.6200000     97.2656210
     95.6200000     55.8593721
    100.6200000     55.2083312
    108.1200000     42.3611090
    115.6200000     28.9062483
    123.1200000     23.0034710
    130.6200000     29.9479155
    138.1200000     19.0104157
    145.6200000     18.1423602
    153.1200000     11.6319438
    160.6200000     13.4114577
    170.6200000     10.1562496
    180.6200000     16.2109370
    190.6200000      8.7239579
    200.6200000      7.4218747
    215.6200000      7.7690970
    230.6200000      8.5503470
    245.6200000      4.6874998
    260.6200000     13.4114578
    265.6200000      2.8645832
    290.6200000      2.5065103
    310.6200000      2.3437499
    330.6200000      3.5156249
    350.6200000      4.2643228
    370.6200000      3.1901041
    390.6200000      2.5520833
    415.6200000      2.2656249
    440.6200000      2.1093749
    465.6200000      1.3281250
    490.6200000      1.7187499
    515.6200000      0.5729166
    540.6200000      1.2500000
    565.6200000      0.5468750
    590.6200000      1.2500000
    615.6200000      0.2864583
    640.6200000      1.4539930
    670.6200000      0.8029513
    700.6200000      0.7595486
    730.6200000      0.6944444