READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 81242.873 12942.572 -4362.319 1.363750e-03 1.000704e-03 -6.739624e-04 0.229795 1.764628e-05 3.334834e-06 1.850873 3 0.070172 3976.577799 3.994703 2.023481