READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 19444.975 726.372 -597.483 1.693148e-02 5.216226e-03 -4.361024e-03 1.000000 4.957780e-04 5.542966e-05 1.679768 14 0.656338 1323.854400 181.841316 3.882456