READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 34395.085 33337.490 -30127.725 8.208506e-04 3.288927e-04 -2.686566e-04 0.264576 1.065081e-04 3.712641e-06 1.496225 11 1.788420 16791.388098 4.631571 3.055390