READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 53607.447 60447.790 -36199.789 9.641875e-04 5.465593e-04 -4.232183e-04 0.088153 1.939645e-04 7.460173e-06 1.536318 7 1.652540 8519.805400 3.094859 2.278228