READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 178868.897 820552.999 -137590.221 2.525928e-03 1.011868e-03 -8.085365e-04 0.004907 1.202009e-04 8.236027e-06 1.407808 9 0.565087 4701.187500 217.848865 3.124074