READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 45109.669 12192.110 -5111.326 7.793039e-03 1.812379e-03 -1.812379e-03 0.212136 2.093668e-04 1.650041e-05 1.487447 20 0.768520 3670.687200 317.519573 4.299895 311596.129 7223.480 -5529.440 1.976523e-03 1.036051e-03 -7.857938e-04 0.328135 1.390296e-04 9.526149e-06 1.526601 6 0.581795 4184.683700 4.105840 2.515320