READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 47003.162 556.770 -689.358 6.893494e-03 3.395220e-03 -2.631267e-03 1.000000 6.792673e-04 3.809142e-05 1.395869 7 0.846454 1246.128100 4.128957 2.619838