READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 31307.159 82748.087 -13899.502 2.971435e-03 1.010225e-03 -8.322440e-04 0.083821 8.813068e-05 5.157458e-06 2.132895 12 0.713954 8101.086300 270.123813 3.570389