READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 95204.488 1045.722 -809.680 1.556154e-02 3.599471e-03 -3.599471e-03 1.000000 3.574793e-04 3.810742e-05 1.493164 20 0.663268 1855.402000 273.486262 4.323284