READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 20095.035 19066.204 -11236.120 5.102653e-03 1.349284e-03 -1.349284e-03 0.211242 2.195023e-04 1.126023e-05 2.094448 17 1.405064 6401.136900 216.361153 3.781750