READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 39940.414 5438.952 -6819.782 2.910725e-03 1.288038e-03 -1.015183e-03 0.390042 1.560823e-04 9.072098e-06 1.918583 8 0.746295 4781.421100 4.809303 2.867194