READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 542387.516 12093.027 -44019.465 4.541371e-03 1.637377e-03 -1.336689e-03 0.069125 1.959429e-04 1.333223e-05 1.720219 11 0.760022 3878.793100 198.015759 3.397478