READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 354267.943 609534.068 -102175.439 5.395234e-03 1.290643e-03 -1.290643e-03 0.007740 4.796616e-05 5.172324e-06 1.675701 18 0.264223 5508.538100 622.483891 4.180268 1544406.959 17532.130 -24216.214 5.212046e-03 1.347308e-03 -1.347308e-03 0.123658 3.363401e-06 1.681700e-06 1.795902 15 0.017364 5162.530700 1725.746479 3.868490