READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 38298.241 67664.477 -23614.996 7.898489e-03 2.974330e-03 -2.404509e-03 0.022964 2.873225e-04 2.482088e-05 1.761656 10 0.602257 2096.102800 180.631604 3.284865