READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 110938.383 5252.966 -12913.898 5.190772e-03 1.668163e-03 -1.385381e-03 0.221652 1.560562e-04 1.076890e-05 1.689444 13 0.628395 4026.723800 285.300752 3.746820