READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 13594.901 4001.302 -2610.655 6.003351e-03 2.395656e-03 -1.935473e-03 0.377690 4.519134e-04 3.304718e-05 1.690000 10 1.128550 2497.270800 107.496554 3.101748