READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 16056.600 3414.645 -2854.636 1.854001e-02 1.743230e-02 -1.066402e-02 0.035994 1.093128e-04 3.456775e-05 2.118320 2 0.024667 225.657000 3.576432 1.738556