READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 188889.250 5691.787 -6668.025 3.8646e-03 0.0000e+00 0.0000e+00 0.2872 7.0480e-05 5.4703e-06 1.7355 1 0.2502 3550.3368 1.0857 inf