READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 165747.859 7480.851 -4850.431 1.272018e-03 1.245000e-03 -8.970049e-04 0.234234 5.698692e-04 2.482389e-05 1.560794 4 1.646016 2888.409600 1.616878 1.418072