READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 167130.302 49438.195 -25433.552 8.390968e-03 1.723756e-03 -1.723756e-03 0.065971 2.382096e-04 1.366226e-05 1.669642 26 1.176608 4939.381000 367.846026 4.867841