READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 59772.549 83659.037 -30031.514 1.345039e-03 6.162983e-04 -4.776261e-04 0.069910 4.846810e-05 3.773236e-06 1.616109 7 0.385231 7948.141000 220.564239 2.816092