READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 36659.577 20031.121 -27800.667 2.453118e-03 9.006728e-04 -7.281223e-04 0.223200 3.378069e-05 2.370940e-06 2.717050 10 0.360645 10676.063357 380.816966 3.369102