READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 7835.040 32592.609 -1219.614 4.249085e-03 1.807224e-03 -1.510122e-03 0.104631 1.224451e-03 4.937463e-05 1.554863 14 4.331863 3537.800300 3.707406 2.813737