READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 247276.912 2414.654 -16006.295 4.030875e-03 1.932071e-03 -1.466577e-03 0.168097 2.492314e-05 5.874441e-06 2.107322 6 0.077175 3096.515500 325.603528 2.748492