READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 38461.448 6917.919 -5340.810 1.772494e-03 9.734426e-04 -7.540888e-04 0.390042 3.096867e-04 1.592857e-05 1.535612 7 1.480743 4781.421100 3.274254 2.350511