READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 53162.720 4109.635 -459.122 9.475771e-03 4.062672e-03 -3.202043e-03 0.290311 3.870378e-04 3.640945e-05 1.678683 8 0.513352 1326.361700 155.028422 2.959289