READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 55975.388 11662.223 -12333.367 3.067298e-03 1.118110e-03 -9.211218e-04 0.202711 3.030042e-04 1.373043e-05 1.417427 12 1.473862 4864.161999 157.607486 3.329959