READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 106887.329 103368.704 -46948.165 2.196822e-03 5.939559e-04 -5.939559e-04 0.068605 1.167693e-04 5.145472e-06 1.531161 16 1.204187 10312.524898 278.835877 3.698628