READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 112465.132 101356.652 -28874.731 1.359668e-03 7.479094e-04 -5.672524e-04 0.051790 1.240818e-04 6.061793e-06 1.776189 6 0.836887 6744.637000 3.625103 2.396936