READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 258.220 118.966 -31.473 1.702560e-01 3.814783e-02 -3.814783e-02 1.000000 2.687659e-04 1.201958e-04 1.283253 20 0.040433 150.439208 1103.826548 4.463058 914.716 864.050 -537.530 2.432889e-02 4.757923e-03 -4.757923e-03 1.000000 3.057901e-04 4.200350e-05 1.283292 27 0.428589 1401.579492 451.347873 5.113342 6373.423 1188.913 -1032.557 1.569206e-02 3.114115e-03 -3.114115e-03 0.999999 3.660850e-04 3.698017e-05 1.331185 27 0.813246 2221.467800 318.766588 5.039013