READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 29221.871 33157.943 -17127.886 1.321376e-02 5.850487e-03 -4.530654e-03 0.016005 1.884175e-04 4.441043e-05 1.553010 7 0.151647 804.843300 191.597519 2.916525