READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 368074.355 335338.877 -343375.958 4.299851e-03 1.536622e-03 -1.242237e-03 0.006022 2.377080e-05 4.202123e-06 1.774518 10 0.097149 4086.899000 576.630509 3.461377