READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 1131.871 148.252 -143.710 4.364103e-01 7.770733e-02 -7.770733e-02 0.532442 4.675833e-03 9.749785e-04 2.102093 33 0.726870 155.452600 212.935489 5.616076