READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 280090.449 433382.503 -253661.872 2.153443e-03 9.503989e-04 -7.359949e-04 0.008642 2.186079e-05 3.002811e-06 1.861079 7 0.129794 5937.286400 385.348595 2.925894