READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 28090.144 10616.677 -23379.980 8.408246e-03 2.976106e-03 -2.431038e-03 0.054724 3.076983e-04 3.140432e-05 1.500081 11 0.572447 1860.416600 178.477215 3.458706