READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 135180.259 845.323 -646.520 2.223407e-02 4.545725e-03 -4.545725e-03 1.000000 7.079573e-04 5.723495e-05 1.329777 26 1.056161 1491.843500 292.131707 4.891203 141826.801 508.986 -441.281 2.673281e-02 6.297399e-03 -6.297399e-03 1.000000 5.204595e-04 6.133673e-05 1.372749 19 0.494575 950.266700 317.492080 4.245056