READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 6112.497 26524.998 -2309.332 6.635833e-03 1.325398e-03 -1.325398e-03 0.197302 2.643129e-04 1.508513e-05 1.424790 28 1.503693 5689.063700 308.741744 5.006673