READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 12145.514 126202.661 -12029.651 9.335845e-04 3.378404e-04 -2.804152e-04 0.120221 1.209551e-04 4.082038e-06 1.411708 13 2.010079 16618.384399 162.005110 3.329294