READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 27579.155 19652.696 -3299.293 2.112640e-03 1.159665e-03 -8.802668e-04 0.164954 2.187925e-04 1.221181e-05 1.546501 6 0.828353 3786.023000 3.639235 2.400000