READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 61817.560 26102.582 -38736.372 2.490929e-02 1.107892e-02 -8.579583e-03 0.005878 4.794242e-04 1.022136e-04 1.392573 7 0.182713 381.109600 175.006033 2.903322