READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 4701.722 4188.161 -1797.955 1.081365e-02 3.495238e-03 -2.879449e-03 0.336339 6.414335e-05 1.511873e-05 1.834031 12 0.129144 2013.361900 389.982208 3.755457