READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 59768.504 139559.382 -56616.624 1.536508e-03 5.757402e-04 -4.743067e-04 0.050970 1.760580e-04 6.635435e-06 1.500363 12 1.760424 9999.112400 154.330274 3.239481