READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 56457.492 87546.684 -12179.957 1.771163e-03 9.530907e-04 -7.033252e-04 0.057826 1.849993e-05 2.788969e-06 2.087457 5 0.106685 5766.790000 304.246354 2.518271