READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 77699.128 5956.848 -6658.825 1.941344e-03 1.031123e-03 -7.820561e-04 0.388149 1.333326e-04 9.200825e-06 1.777873 6 0.652897 4896.756900 3.957108 2.482358