READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 35876.175 600.092 -753.850 4.636454e-03 3.576741e-03 -2.408893e-03 1.000000 1.576567e-04 1.871040e-05 2.252418 3 0.213458 1353.942000 3.141171 1.924724