READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 9001.178 3646.586 -2385.753 1.081304e-02 4.002596e-03 -4.002596e-03 0.263933 2.841449e-03 1.219383e-04 1.643354 15 4.523972 1592.135500 53.960584 2.701507