READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 55726.831 8738.038 -8698.675 4.288140e-03 1.124982e-03 -1.124982e-03 0.285144 1.512326e-04 9.721599e-06 1.398244 16 0.751925 4971.975899 315.462911 3.811741