GRB19980531 
07:47:40.677 
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     40.6200000     81.2500000
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     53.1200000     31.2500000
     55.6200000     46.8750000
     60.6200000     37.5000000
     65.6200000     34.3750000
     70.6200000     25.0000000
     75.6200000     37.5000000
     80.6200000     31.2500000
     85.6200000     31.2500000
     90.6200000     18.7500000
     95.6200000     15.6250000
    100.6200000      8.3333333
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    130.6200000     10.4166667
    138.1200000      8.3333333
    145.6200000     12.5000000
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    160.6200000      4.6875000
    170.6200000      4.6875000
    180.6200000      6.2500000
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    245.6200000      2.0833333
    260.6200000     12.5000000
    265.6200000      0.0000000
    290.6200000      3.9062500
    310.6200000      1.5625000
    330.6200000      1.5625000
    350.6200000      3.9062500
    370.6200000      1.5625000
    390.6200000      3.1250000
    415.6200000      2.5000000
    440.6200000      3.1250000
    465.6200000      1.8750000
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    730.6200000      1.0416667