GRB19980721 
06:36:31.488 
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     55.6200000     65.6250000
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     65.6200000     34.3750000
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     80.6200000     21.8750000
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    290.6200000      2.3437500
    310.6200000      0.7812500
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    370.6200000      3.1250000
    390.6200000      3.7500000
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