READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 3688.962 5175.521 -555.916 1.1267e-02 0.0000e+00 0.0000e+00 0.2883 1.1717e-03 4.7210e-05 1.6075 4 1.9361 1652.3107 1.3874 inf