READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 6759.442 33281.472 -3027.087 2.920404e-03 7.683930e-04 -7.683930e-04 0.194322 1.128928e-04 5.892958e-06 1.355284 16 0.796520 7055.542200 365.661510 3.800665