READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 35878.958 25785.933 -20723.465 1.245837e-02 5.914603e-03 -4.489598e-03 0.021240 2.071095e-05 7.322427e-06 2.058082 6 0.020460 987.876200 826.628215 2.774942