READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 89939.414 2275.880 -3756.498 6.082417e-03 3.092957e-03 -2.347771e-03 0.219874 3.146615e-04 3.518023e-05 1.445009 6 0.417355 1326.361700 4.516856 2.590719