READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 37936.864 7575.207 -4868.881 1.872750e-02 7.104285e-03 -7.104285e-03 0.154741 2.531035e-02 2.942667e-04 1.619866 71 48.737780 1925.606401 39.287996 2.636086