READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 25742.331 9756.787 -20607.298 7.829232e-04 4.800944e-04 -3.415557e-04 0.273074 9.379933e-06 1.772641e-06 1.655206 4 0.077775 8291.641100 4.786784 2.292227