READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 114364.160 373657.188 -29168.351 1.646944e-03 8.005026e-04 -6.199143e-04 0.017067 1.107725e-04 5.623621e-06 1.815128 7 0.761563 6875.016600 4.279943 2.656729