READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 305242.636 291948.686 -163545.881 1.325529e-03 6.844627e-04 -5.195552e-04 0.015264 7.222032e-05 4.362989e-06 1.676257 6 0.502129 6952.742899 4.291136 2.551276