READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 44217.176 23515.404 -39949.808 1.161952e-03 4.432419e-04 -3.541738e-04 0.216852 1.032052e-05 1.417632e-06 1.805312 9 0.142037 13762.569699 454.015655 3.280741