READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 450753.349 2883.836 -3988.854 6.5559e-03 0.0000e+00 0.0000e+00 0.3936 1.0384e-04 8.0842e-06 1.8184 2 0.2809 2705.3767 2.0501 inf