READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 58435.272 4857.123 -13342.059 3.198296e-03 1.423478e-03 -1.137434e-03 0.253083 3.057877e-04 1.441497e-05 1.940340 9 1.408431 4605.910100 4.253378 2.811852