READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 43289.403 118.522 -184.861 1.952795e-02 1.188078e-02 -8.452398e-03 1.000000 1.535346e-04 4.432163e-05 1.498724 4 0.046580 303.383300 294.012344 2.310345