READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 34411.234 12577.642 -5427.727 2.480572e-03 1.276931e-03 -9.684889e-04 0.191055 1.403361e-04 1.060841e-05 1.546712 6 0.482758 3440.015600 4.339916 2.561281