READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 23612.509 103169.768 -5418.663 1.887375e-03 9.996749e-04 -7.588233e-04 0.048050 1.227470e-04 8.490587e-06 1.837265 6 0.640456 5217.691300 3.982039 2.487239