READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 56414.035 570574.191 -39299.829 2.538399e-03 7.183475e-04 -7.183475e-04 0.013283 1.620498e-04 6.829586e-06 1.502408 15 1.312780 8101.086299 247.387442 3.533665 638504.702 304.672 -5727.125 2.945284e-03 2.286051e-03 -1.539629e-03 0.224883 1.696719e-04 1.731707e-05 1.442285 3 0.230151 1356.449300 3.077784 1.912983