READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 7261.475 544.051 -646.047 8.041152e-03 4.515535e-03 -3.335182e-03 0.863789 3.047270e-04 5.473058e-05 1.763654 5 0.313257 1027.993000 4.227779 2.411008