READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 9576.070 11199.861 -681.252 2.588075e-03 1.545225e-03 -1.171846e-03 0.216730 4.833016e-04 2.903878e-05 1.401532 6 1.244500 2574.997100 3.059626 2.208546