READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 35510.993 9038.311 -8225.214 5.131442e-03 1.579058e-03 -1.310654e-03 0.281905 1.569068e-05 3.508542e-06 1.932299 13 0.076361 4866.669300 756.878782 3.915177