READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 213416.684 243448.793 -153319.002 6.002296e-03 1.502840e-03 -1.502840e-03 0.012411 4.884926e-06 2.442463e-06 1.850115 16 0.024055 4924.337200 1328.283441 3.993968 467200.570 12943.846 -5287.290 5.533996e-03 1.629954e-03 -1.361995e-03 0.235311 9.068549e-06 3.427589e-06 1.700508 14 0.038904 4289.990300 949.455082 4.063155