READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 43674.410 6039.740 -6931.341 2.164434e-03 1.024120e-03 -7.930854e-04 0.377822 1.207511e-04 8.830195e-06 1.655334 7 0.591773 4900.763820 4.628065 2.729131