READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 57662.115 2516.468 -2466.457 1.846745e-02 8.914996e-03 -6.767107e-03 0.106171 2.256318e-04 5.640794e-05 1.661286 6 0.119368 529.040300 197.058407 2.729002