READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 56943.057 459.295 -4497.666 4.545073e-03 2.498461e-03 -1.845368e-03 0.325238 1.316110e-04 1.462345e-05 1.530397 5 0.212183 1612.193900 4.631846 2.462963