READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 167827.417 58.928 -1101.952 8.959563e-03 4.304713e-03 -3.264913e-03 1.000000 7.633927e-05 1.908482e-05 1.759597 6 0.088621 1160.879900 266.817003 2.744197