READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 30194.743 27010.304 -14091.962 2.733786e-02 8.399707e-03 -7.018822e-03 0.019337 7.757078e-04 8.176678e-05 1.623591 14 0.616544 794.814100 205.932938 3.894936