READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 65126.884 2036.778 -4635.718 3.736083e-02 8.890545e-03 -8.890545e-03 0.101833 2.513405e-04 3.789101e-05 1.423835 18 0.170780 679.478300 692.501242 4.202310