READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 10063.899 250.359 -261.133 3.645628e-02 1.008552e-02 -1.008552e-02 1.000000 1.948161e-03 1.763782e-04 1.331600 15 0.996469 511.492260 155.222064 3.614715 11007.664 530.153 -693.406 2.138400e-02 5.109282e-03 -5.109282e-03 1.000000 1.929199e-03 1.134823e-04 1.332243 22 2.360489 1223.559340 141.441734 4.185324