READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 223999.366 27133.496 -24484.238 1.460078e-02 3.013818e-03 -3.013818e-03 0.056201 2.670473e-04 2.351220e-05 1.748422 25 0.774690 2900.946100 355.170107 4.844611 603250.143 21456.257 -8764.227 1.673246e-03 1.123438e-03 -7.992529e-04 0.138140 1.001277e-04 7.322059e-06 1.950090 4 0.417998 4174.654500 3.258309 2.093513