READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 102189.536 15627.795 -13180.735 1.804926e-03 1.112752e-03 -7.916503e-04 0.157530 2.177988e-05 3.143655e-06 2.099753 4 0.098842 4538.213000 4.592954 2.279953