READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 567.937 39621.815 -462.395 1.778648e-03 4.647674e-04 -4.647674e-04 0.287734 1.057684e-04 4.289475e-06 1.300002 17 1.219888 11533.580000 318.964129 3.826964