READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 537197.033 17283.509 -38828.982 8.894161e-03 2.716889e-03 -2.271454e-03 0.069125 1.398531e-04 9.123013e-06 2.563428 14 0.542461 3878.793100 380.303837 3.915624