READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 25296.887 5088.681 -513.779 4.968342e-03 2.732848e-03 -2.018486e-03 0.317750 1.207152e-04 1.279578e-05 1.848392 5 0.214895 1780.183000 4.619037 2.461420