READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 4664.769 5864.516 -494.321 2.463983e-02 8.514917e-03 -7.115091e-03 0.142343 2.321187e-03 9.998059e-05 1.874307 14 2.100988 905.135300 131.486663 3.463038