READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 108611.521 7956.045 -4993.489 1.342281e-03 8.348797e-04 -6.168780e-04 0.385499 1.543214e-04 9.305928e-06 1.584093 5 0.770377 4992.034300 3.179165 2.175926