READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 963315.865 26580.339 -26580.339 1.6153e-03 0.0000e+00 0.0000e+00 0.1755 4.3946e-05 2.1624e-06 2.5477 0 0.4100 9329.6633 0.0000 inf