READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 48571.217 14365.169 -15183.241 2.053821e-03 9.239028e-04 -7.276705e-04 0.168011 1.735517e-04 1.033486e-05 1.428425 8 0.861590 4964.454000 4.595124 2.822459