READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 97479.341 11546.041 -1292.097 3.124299e-03 1.262353e-03 -1.047781e-03 0.363846 6.758200e-04 3.097616e-05 1.482669 13 3.156823 4671.099900 4.149537 2.981824