READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 311929.352 3056.689 -3828.368 2.507432e-03 1.458466e-03 -1.077226e-03 0.434449 1.589536e-04 1.289284e-05 1.657514 5 0.475463 2991.208900 3.763571 2.327675