READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 161071.387 5757.028 -600.322 8.6639e-03 0.0000e+00 0.0000e+00 0.3131 4.4076e-04 3.1644e-05 1.3715 4 0.8775 1990.7962 2.4258 inf