READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 4010.543 128715.902 -3894.684 9.186102e-04 3.982794e-04 -3.136869e-04 0.108925 4.108846e-05 2.451132e-06 1.791644 8 0.593505 14444.555299 209.190466 2.928430