READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 62496.013 18187.343 -9522.332 2.823293e-03 1.414386e-03 -1.072742e-03 0.122697 9.736859e-05 7.534608e-06 1.693228 6 0.331043 3399.898800 4.789239 2.631848