READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 27088.826 4536.784 -6626.785 9.014340e-03 6.575058e-03 -4.423110e-03 0.063561 7.143128e-05 1.282944e-05 2.168962 3 0.050685 709.565900 4.218696 2.038010