READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 11350.735 42708.475 -3867.744 5.137867e-03 3.959710e-03 -2.663738e-03 0.018034 2.483684e-04 2.848981e-05 1.546230 3 0.208616 839.945500 3.160560 1.928818