READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 52814.100 14013.163 -9096.236 1.598093e-03 8.760350e-04 -6.649720e-04 0.214933 1.653116e-04 8.617461e-06 1.532664 6 0.821096 4966.961300 3.651178 2.403248