READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 2653.182 1027.789 -689.711 2.002737e-02 4.566377e-03 -4.566377e-03 1.000000 1.458191e-03 8.461280e-05 1.600192 24 2.504443 1717.500500 147.916206 4.385833