READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 19221.642 41351.751 -15113.070 4.245787e-03 1.636160e-03 -1.306508e-03 0.073934 5.475481e-05 7.383137e-06 2.020829 9 0.228582 4174.654500 284.582589 3.249722