READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 68610.325 1638.605 -108.984 7.725735e-03 3.757774e-03 -3.002661e-03 1.000000 1.174786e-03 5.013863e-05 1.943487 9 2.053041 1747.588100 3.573118 2.572963