READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 28860.884 229216.402 -11595.684 4.612119e-03 1.223356e-03 -1.223356e-03 0.021261 7.778437e-05 5.541907e-06 1.617177 15 0.398249 5119.906599 514.616461 3.770055