READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 70480.314 15779.060 -5543.350 2.875865e-03 1.656659e-03 -1.223612e-03 0.143342 1.410431e-04 1.122078e-05 1.923789 5 0.431084 3056.398700 3.875810 2.350309