READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 89503.614 7047.339 -11107.192 3.525061e-03 1.339539e-03 -1.070363e-03 0.268207 2.214975e-05 3.593163e-06 1.930291 9 0.107851 4869.176600 508.246344 3.293333