READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 193390.145 26784.316 -7295.260 7.132511e-03 1.891731e-03 -1.891731e-03 0.107047 1.087797e-04 9.690870e-06 1.781825 15 0.396842 3648.121500 413.061511 3.770362