READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 22209.331 4914.200 -1985.408 5.582233e-03 2.049328e-03 -1.656719e-03 0.432080 1.208469e-04 1.025010e-05 1.726311 10 0.360266 2981.179700 315.463112 3.369451 563568.890 16214.069 -13134.323 6.330070e-03 1.540528e-03 -1.540528e-03 0.147798 1.304376e-04 1.090774e-05 1.574921 18 0.565790 4337.629000 368.481077 4.109027