GRB19991231 
15:36:58.330 
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     20.6200000    987.5000000
     23.1200000   1062.5000000
     25.6200000    812.5000000
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     30.6200000    475.0000000
     33.1200000    431.2500000
     35.6200000    400.0000000
     38.1200000    412.5000000
     40.6200000    231.2500000
     43.1200000    256.2500000
     45.6200000    206.2500000
     48.1200000    231.2500000
     50.6200000    237.5000000
     53.1200000    187.5000000
     55.6200000    125.0000000
     60.6200000     81.2500000
     65.6200000     87.5000000
     70.6200000     43.7500000
     75.6200000     28.1250000
     80.6200000     28.1250000
     85.6200000      6.2500000
     90.6200000     15.6250000
     95.6200000     21.8750000
    100.6200000      4.1666667
    108.1200000      4.1666667
    115.6200000      6.2500000
    123.1200000      4.1666667
    130.6200000      6.2500000
    138.1200000      8.3333333
    145.6200000      4.1666667
    153.1200000      2.0833333
    160.6200000      3.1250000
    170.6200000      1.5625000
    180.6200000      0.0000000
    190.6200000      3.1250000
    200.6200000      3.1250000
    215.6200000      2.0833333
    230.6200000      1.0416667
    245.6200000      0.0000000
    260.6200000      3.1250000
    265.6200000      0.0000000
    290.6200000      0.0000000
    310.6200000      0.0000000
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    350.6200000      0.7812500
    370.6200000      0.7812500
    390.6200000      0.0000000
    415.6200000      0.6250000
    440.6200000      0.6250000
    465.6200000      0.6250000
    490.6200000      0.0000000
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    615.6200000      0.0000000
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    730.6200000      0.0000000