READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 10441.880 30815.402 -7394.660 2.061414e-03 1.102319e-03 -8.360547e-04 0.105056 1.715917e-04 1.060097e-05 1.558069 6 0.688801 4014.187300 3.886877 2.465645