READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 13387.518 124960.657 -13271.653 7.173357e-04 3.296089e-04 -2.597852e-04 0.120221 6.101971e-05 2.882910e-06 1.706407 8 1.014049 16618.384399 4.344619 2.761265