READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 674204.587 12213.746 -6349.347 4.084817e-03 1.655384e-03 -1.322740e-03 0.154519 2.307576e-04 1.841646e-05 1.405216 9 0.661894 2868.351200 157.844331 3.088148 779331.252 2427.259 -4746.956 3.057232e-03 1.425643e-03 -1.104027e-03 0.434064 1.598156e-04 1.271425e-05 1.464230 7 0.497676 3114.066600 4.857558 2.769165