READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 16942.402 3374.232 -1804.112 6.710103e-03 3.005071e-03 -2.328905e-03 0.360721 1.242492e-04 1.590848e-05 1.851959 7 0.232090 1867.938500 227.752599 2.881226