READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 32627.332 799.375 -707.512 1.704806e-02 4.954358e-03 -4.954358e-03 1.000000 2.252194e-03 8.827044e-05 1.758809 18 3.393802 1506.887300 109.809807 3.441023