READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 26178.597 181.333 -4911.492 2.932435e-02 1.051032e-02 -8.496756e-03 0.115203 2.154573e-04 4.000942e-05 1.742438 10 0.126411 586.708200 420.620670 3.451241