READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 7248.808 5398.956 -633.383 1.369687e-02 3.997397e-03 -3.997397e-03 0.263933 1.082303e-03 7.468598e-05 1.642506 15 1.723173 1592.135500 111.654232 3.426448