READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 194870.008 402321.319 -53173.253 1.620450e-03 7.566927e-04 -5.859876e-04 0.015264 7.287451e-05 4.665313e-06 1.735188 7 0.506678 6952.742899 4.834250 2.765332