READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 43714.478 4140.405 -536.516 8.934087e-03 4.865408e-03 -3.593599e-03 0.176377 2.027589e-04 2.759199e-05 1.524880 5 0.167256 824.901700 4.865972 2.486111