READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 6479.644 5563.650 -1855.602 5.389361e-03 2.695155e-03 -2.045812e-03 0.213581 2.039072e-04 2.211685e-05 1.504325 6 0.323114 1584.613600 4.817231 2.634339