READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 49638.739 1793.190 -11084.906 2.742143e-03 1.384970e-03 -1.050431e-03 0.231882 1.262575e-04 1.094791e-05 1.456264 6 0.377029 2986.194300 4.637805 2.610492