READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 65703.061 6043.414 -27073.624 1.093732e-02 2.542693e-03 -2.542693e-03 0.073363 3.132250e-04 2.801570e-05 1.381207 20 0.761003 2429.573700 282.651272 4.301472