GRB19990427 
15:44:03.786 
     13.1200000    175.0000000
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     18.1200000    156.2500000
     20.6200000    131.2500000
     23.1200000    125.0000000
     25.6200000     81.2500000
     28.1200000     68.7500000
     30.6200000    100.0000000
     33.1200000     50.0000000
     35.6200000     87.5000000
     38.1200000     81.2500000
     40.6200000     68.7500000
     43.1200000     31.2500000
     45.6200000     43.7500000
     48.1200000     56.2500000
     50.6200000     50.0000000
     53.1200000     56.2500000
     55.6200000     46.8750000
     60.6200000     18.7500000
     65.6200000     21.8750000
     70.6200000     31.2500000
     75.6200000     37.5000000
     80.6200000     21.8750000
     85.6200000     18.7500000
     90.6200000     12.5000000
     95.6200000      6.2500000
    100.6200000     20.8333333
    108.1200000      4.1666667
    115.6200000     16.6666667
    123.1200000      8.3333333
    130.6200000      6.2500000
    138.1200000     12.5000000
    145.6200000      6.2500000
    153.1200000      6.2500000
    160.6200000     12.5000000
    170.6200000      1.5625000
    180.6200000      4.6875000
    190.6200000      3.1250000
    200.6200000      3.1250000
    215.6200000      7.2916667
    230.6200000      4.1666667
    245.6200000      4.1666667
    260.6200000      6.2500000
    265.6200000      3.7500000
    290.6200000      1.5625000
    310.6200000      3.1250000
    330.6200000      1.5625000
    350.6200000      1.5625000
    370.6200000      0.7812500
    390.6200000      0.6250000
    415.6200000      3.7500000
    440.6200000      1.2500000
    465.6200000      2.5000000
    490.6200000      1.2500000
    515.6200000      1.2500000
    540.6200000      1.2500000
    565.6200000      1.2500000
    590.6200000      0.0000000
    615.6200000      0.6250000
    640.6200000      0.0000000
    670.6200000      0.0000000
    700.6200000      0.0000000
    730.6200000      1.0416667