READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 162250.554 10015.134 -2541.388 3.445289e-03 2.059820e-03 -1.520026e-03 0.190096 2.495409e-04 1.726110e-05 1.867332 5 0.595642 2386.949600 3.497395 2.266598