READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 85398.633 16262.013 -52475.652 2.693569e-03 1.099814e-03 -8.782245e-04 0.071311 1.471957e-04 9.384856e-06 1.594982 9 0.721520 4901.771500 179.957491 3.067062