READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 9025.150 3436.362 -1632.334 1.499425e-02 3.599117e-03 -3.599117e-03 0.350717 4.708645e-04 4.732366e-05 1.467543 19 0.837044 1777.675700 215.901504 4.166092