READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 33285.159 11264.145 -5999.381 3.388068e-03 1.240980e-03 -1.013697e-03 0.281905 1.897147e-04 9.849497e-06 1.636261 11 0.923279 4866.669300 210.219676 3.342289