READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 75101.632 10910.768 -5078.732 8.441229e-03 4.010890e-03 -3.042062e-03 0.087029 1.635431e-05 6.181350e-06 1.965268 6 0.022758 1391.551500 694.893495 2.774838