READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 9370.174 15917.027 -18.805 3.847011e-03 6.004700e-03 -2.930294e-03 0.027062 9.095069e-05 2.205878e-05 1.726374 1 0.039223 431.255600 1.999827 1.312842