GRB19990720 
21:05:41.940 
     13.1200000    275.0000000
     15.6200000    218.7500000
     18.1200000    225.0000000
     20.6200000    268.7500000
     23.1200000    212.5000000
     25.6200000    162.5000000
     28.1200000    125.0000000
     30.6200000    118.7500000
     33.1200000     81.2500000
     35.6200000     93.7500000
     38.1200000     68.7500000
     40.6200000     37.5000000
     43.1200000    100.0000000
     45.6200000     43.7500000
     48.1200000     81.2500000
     50.6200000     56.2500000
     53.1200000     81.2500000
     55.6200000     59.3750000
     60.6200000     53.1250000
     65.6200000     59.3750000
     70.6200000     50.0000000
     75.6200000     12.5000000
     80.6200000     31.2500000
     85.6200000     34.3750000
     90.6200000     53.1250000
     95.6200000     21.8750000
    100.6200000     25.0000000
    108.1200000     22.9166667
    115.6200000     33.3333333
    123.1200000     14.5833333
    130.6200000     25.0000000
    138.1200000      8.3333333
    145.6200000     14.5833333
    153.1200000     27.0833333
    160.6200000     10.9375000
    170.6200000      7.8125000
    180.6200000     14.0625000
    190.6200000     10.9375000
    200.6200000      6.2500000
    215.6200000      2.0833333
    230.6200000      2.0833333
    245.6200000      6.2500000
    260.6200000     12.5000000
    265.6200000      0.6250000
    290.6200000      4.6875000
    310.6200000      3.1250000
    330.6200000      1.5625000
    350.6200000      0.7812500
    370.6200000      0.0000000
    390.6200000      2.5000000
    415.6200000      1.8750000
    440.6200000      1.2500000
    465.6200000      1.8750000
    490.6200000      1.2500000
    515.6200000      1.8750000
    540.6200000      0.6250000
    565.6200000      0.6250000
    590.6200000      0.6250000
    615.6200000      0.0000000
    640.6200000      0.0000000
    670.6200000      1.0416667
    700.6200000      1.5625000
    730.6200000      0.5208333