READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 76659.760 6996.213 -5619.457 2.142122e-03 1.146124e-03 -8.692785e-04 0.388149 1.412602e-04 9.523764e-06 1.976158 6 0.691717 4896.756900 3.881336 2.464253