READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 136439.444 577033.508 -110010.869 4.865835e-04 5.501421e-04 -3.384798e-04 0.008642 6.352174e-05 3.567736e-06 1.780028 2 0.377147 5937.286400 1.820206 1.437555