READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 7755.732 4575.548 -1458.614 4.187762e-03 2.321831e-03 -1.713376e-03 0.330336 1.256862e-04 1.405214e-05 1.757734 5 0.250531 1993.303500 4.462842 2.444159