READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 91089.779 69065.167 -11616.172 8.425135e-03 2.219376e-03 -2.219376e-03 0.037851 2.663837e-04 2.019449e-05 1.694232 16 0.813507 3053.891400 246.247012 3.796172 165406.154 390.767 -737.518 4.487395e-03 3.459268e-03 -2.329777e-03 1.000000 1.872672e-04 2.287833e-05 1.815367 3 0.211291 1128.285000 3.149793 1.926105