READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 41834.136 2638.805 -1772.192 1.929810e-02 6.617925e-03 -5.402608e-03 0.201221 2.635751e-04 4.520275e-05 1.590998 11 0.233945 887.584200 268.337992 3.571997