READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 113695.168 5603.751 -13286.614 2.823999e-03 1.083022e-03 -8.755375e-04 0.263600 1.549975e-04 9.521418e-06 1.523851 10 0.771809 4979.497800 194.638783 3.225446