READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 36944.143 89838.133 -18750.298 1.297787e-03 6.468662e-04 -5.013160e-04 0.068854 1.229226e-04 6.542509e-06 1.595668 7 0.919064 7476.768600 4.009049 2.588761