READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 185695.456 24555.825 -15753.723 5.562815e-03 1.950790e-03 -1.592546e-03 0.066804 1.752789e-04 1.421700e-05 1.422851 11 0.471998 2692.840200 274.996691 3.493033