READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 57222.368 623.691 -446.926 1.600075e-02 6.735172e-03 -5.308407e-03 1.000000 3.495712e-04 4.713618e-05 2.246352 8 0.374257 1070.617100 151.110153 3.014229