READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 9703.720 1556.125 -4641.412 7.205053e-02 1.759742e-02 -1.759742e-02 0.052189 3.646615e-04 9.745989e-05 1.380409 17 0.117947 323.441700 535.554098 4.094380