READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 89620.894 65372.298 -44928.442 4.193786e-03 9.769379e-04 -9.769379e-04 0.063216 1.901332e-04 9.871223e-06 1.486331 21 1.325761 6972.801300 285.837836 4.292787 234289.523 6557.384 -5993.464 2.179382e-03 1.420822e-03 -1.010822e-03 0.198773 1.246195e-04 1.252473e-05 1.473852 4 0.310896 2494.763500 3.559788 2.156049