READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 104266.155 711.452 -510.621 1.331333e-02 5.469687e-03 -4.421807e-03 0.956081 1.186301e-03 8.016278e-05 1.805819 10 1.386076 1168.401800 4.704706 3.010835