READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 66724.151 13103.733 -55699.804 3.499743e-03 1.434109e-03 -1.129511e-03 0.059509 3.994457e-05 5.290788e-06 1.828665 8 0.163550 4094.420900 361.748314 3.098458