READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 148627.153 5075.788 -14078.585 4.551066e-03 1.365253e-03 -1.141420e-03 0.258789 5.978956e-05 6.166822e-06 1.646186 14 0.296373 4956.932100 448.292141 3.987198