READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 30467.531 660.040 -726.497 9.427997e-03 3.668312e-03 -2.929223e-03 1.000000 2.255028e-04 3.707243e-05 1.504808 9 0.312668 1386.536900 169.006696 3.218599