GRB19991231 
23:10:38.936 
    157.5000000      3.4288193
    187.5000000    121.4626675
    217.5000000    177.5607552
    247.5000000    142.2308956
    277.5000000    125.6510353
    307.5000000     99.7829811
    337.5000000     93.8585023
    367.5000000     84.2881903
    397.5000000     65.9288162
    427.5000000     55.4253445
    457.5000000     55.6857611
    487.5000000     39.8003451
    517.5000000     37.9123246
    547.5000000     29.4053805
    577.5000000     26.2369778
    607.5000000     24.3055544
    637.5000000     18.8802073
    667.5000000     15.6141485
    727.5000000     12.2938362
    787.5000000     10.1453988
    847.5000000      7.8450517
    907.5000000      6.6297740
    967.5000000      6.0872393
   1027.5000000      7.3459198
   1087.5000000      5.5673718
   1150.5300000      2.6491086
   1213.6900000      2.2535000
   1308.4500000      1.9033091
   1403.2000000      1.5597515
   1497.9500000      1.7864995
   1592.7000000      0.9963170
   1687.4500000      0.9756006
   1782.2100000      1.0787708
   1876.9600000      1.3330035
   1971.7100000      0.6853612
   2098.0500000      0.7060295
   2224.3800000      0.5513808
   2350.7200000      0.7884855
   2477.0500000      0.4672137
   2666.5600000      0.4878518
   2856.0600000      0.4843906
   3045.5700000      0.4534960
   3235.0700000      0.3813489
   3424.5700000      0.3744580
   3614.0800000      0.4277236
   3866.7500000      0.3658840
   4119.4200000      0.2576648
   4372.0900000      0.2164299
   4624.7700000      0.3375409
   4877.4400000      0.2576628
   5193.2800000      0.2267432
   5509.1200000      0.2349884
   5824.9600000      0.3195018
   6140.8000000      0.1875785
   6456.6400000      0.2556015
   6772.4800000      0.2823984
   7088.3200000      0.2164367
   7404.1600000      0.3050727
   7720.0000000      0.2370497
   8035.8400000      0.2164356
   8414.8500000      0.1941100
   8793.8500000      0.1906694
   9172.8600000      0.2851453