READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 39659.953 5290.896 -10734.477 1.630031e-03 9.346933e-04 -6.903662e-04 0.297270 8.614028e-05 5.807577e-06 1.691777 5 0.410361 4763.870000 3.931407 2.361111