READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 36017.160 14784.198 -17444.050 4.540311e-03 2.502114e-03 -1.848066e-03 0.055003 1.265416e-04 1.305177e-05 1.685183 5 0.224315 1772.661100 4.575681 2.456790