READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 44665.105 846.966 -311.740 1.205087e-01 3.086493e-02 -3.086493e-02 0.276976 2.796810e-03 2.931853e-04 2.401840 17 0.897592 320.934400 171.132431 3.904391