READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 46662.453 2900.437 -8976.888 9.024958e-03 3.294072e-03 -2.662995e-03 0.130249 1.966523e-04 2.604723e-05 1.439939 10 0.304222 1547.004100 240.618882 3.389025