READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 345350.258 5389.213 -1144.477 2.470401e-02 5.759245e-03 -5.759245e-03 0.304697 4.093135e-04 3.342031e-05 2.563476 20 0.814860 1990.796200 288.355174 4.289453 832550.278 16657.893 -5557.059 2.527376e-03 1.710281e-03 -1.216753e-03 0.089615 2.238023e-04 2.105355e-05 1.415726 4 0.445545 1990.796200 3.191205 2.077148