READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 43449.120 739.347 -827.716 8.939098e-03 3.303864e-03 -2.669223e-03 1.000000 2.690313e-04 3.026838e-05 1.462531 10 0.421589 1567.062500 201.937936 3.348951