READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 6032.081 3522.234 -2275.562 7.239104e-03 3.169020e-03 -2.495936e-03 0.337749 3.393601e-04 2.595151e-05 1.932600 8 0.664535 1958.201300 4.978079 2.900356