READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 31625.954 26505.533 -3911.181 7.607387e-03 1.757695e-03 -1.757695e-03 0.160000 1.322714e-04 7.623996e-06 1.912694 20 0.643721 4866.669300 521.683807 4.328047