READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 55219.196 11608.067 -11501.328 2.118510e-03 9.658312e-04 -7.612314e-04 0.214933 1.931469e-04 1.039868e-05 1.494469 8 0.959353 4966.961300 4.430793 2.783004