READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 8482.087 37764.595 -8408.944 1.198745e-03 4.207032e-04 -3.491932e-04 0.304035 1.187840e-04 4.713798e-06 1.485036 13 1.667534 14038.372700 171.252397 3.432899