READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 16352.938 41197.157 -4739.907 8.773889e-03 4.725230e-03 -3.486943e-03 0.019704 1.222213e-04 1.711441e-05 1.624372 5 0.110627 905.135300 315.629700 2.516212